UC3843BDR2 Price & Stock

Manufacturer
Integrated Circuits (ICs) > PMIC - Voltage Regulators - DC DC Switching Controllers
IC REG CTRLR FLYBACK 14SOIC
Specifications
Part Status Obsolete
Output Type Transistor Driver
Function Step-Up/Step-Down
Output Configuration Positive, Isolation Capable
Topology Flyback
Number of Outputs 1
Output Phases 1
Voltage - Supply (Vcc/Vdd) 7.6 V ~ 30 V
Frequency - Switching 500kHz
Duty Cycle (Max) 96%
Synchronous Rectifier No
Clock Sync No
Control Features Frequency Control
Operating Temperature 0°C ~ 70°C (TA)
Package / Case 14-SOIC (0.154", 3.90mm Width)
Supplier Device Package 14-SOIC
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2 onsemi IC REG CTRLR FLYBACK 14SOIC 2609
$
Inquiry
UC3843BDR2G onsemi IC REG CTRLR FLYBACK 14SOIC 1350
$0.25
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 ON Semiconductor IC REG CTRLR FLYBACK 14SOIC
PMIC - Voltage Regulators - DC DC Switching Controllers
6864
Buy
UC3843BDR2G ON Semiconductor IC REG CTRLR FLYBACK 14SOIC
PMIC - Voltage Regulators - DC DC Switching Controllers
618963
Buy
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 onsemi IC REG CTRLR FLYBACK 14SOIC 44190
Inquiry
UC3843BDR2G onsemi IC REG CTRLR FLYBACK 14SOIC 37950
1:  $0.209
100:  $0.195
1000:  $0.184
10000:  $0.168
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 onsemi 40602
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UC3843BDR2G onsemi 41753
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UC3843BDR2 price|Newark element14
Newark element14
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2G
sku #: 38AH3119
Onsemi Onsemi - Ana Smps Pwm Controller Rohs Compliant: Yes - Uc3843Bdr2G |Onsemi UC3843BDR2G in stock
$897.50
Buy
UC3843BDR2G
sku #: 50AC7421
Onsemi Onsemi - Pwm Cont, Current Mode, 500Khz, Soic-14 - Uc3843Bdr2G |Onsemi UC3843BDR2G in stock
$0.82
Buy
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 onsemi IC REG CTRLR FLYBACK 14SOIC
Inquiry
UC3843BDR2G onsemi IC REG CTRLR FLYBACK 14SOIC
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 AMI Semiconductor / ON Semiconductor IC REG CTRLR FLYBACK 14SOIC ; 14-SOIC
PMIC - Voltage Regulators - DC DC Switching Controllers
Available
Inquiry
UC3843BDR2G AMI Semiconductor / ON Semiconductor IC REG CTRLR FLYBACK 14SOIC ; 14-SOIC
PMIC - Voltage Regulators - DC DC Switching Controllers
Available
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2G
sku #: UC3843BDR2G
ON 2500
Inquiry
UC3843BDR2 price|Mouser
Mouser
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2G
sku #: 863-UC3843BDR2G
onsemi Switching Controllers 52kHz 1A Current PWM w/96% Duty Cycle Ma
Switching Controllers
3966 In Stock
1:  $0.78
10:  $0.589
100:  $0.428
500:  $0.382
1000:  $0.337
2500:  $0.26
25000:  $0.258
Buy
Part # Manufacturer Description Stock Price Buy
UC3843BDR2G onsemi UC3843B - Current-Mode PWM Controller 1436
1-24:  $0.2892
25-99:  $0.2834
100-499:  $0.2718
500-999:  $0.2603
1000+:  $0.2458
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2G On Semiconductor/Fairchild 335
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 Onsemi IC REG CTRLR FLYBACK 14SOIC
Integrated Circuits (ICs)>PMIC - Voltage Regulators - DC DC Switching Controllers
28109
1:  $0.167
10:  $0.137
100:  $0.133
1000:  $0.128
Buy
UC3843BDR2G Onsemi IC REG CTRLR FLYBACK 14SOIC
Integrated Circuits (ICs)>PMIC - Voltage Regulators - DC DC Switching Controllers
26975
10:  $0.032
1520:  $0.021
10000:  $0.021
Buy
Part # Manufacturer Description Stock Price Buy
UC3843BDR2G on Stock Europe - ROHS:YES - HIGH PERFORMANCE CURRENT MODE CONTROLLER Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO14 335
Inquiry
UC3843BDR2 price|Microchip USA
Microchip USA
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2 Onsemi OEM/EMS/CM ONLY | NO BROKER QUOTES | Member of ERAI, GIDEP, & ITAR | ISO9001 AND AS9120 Certified ; Tape & Reel (TR) 491
Inquiry
UC3843BDR2G Onsemi OEM/EMS/CM ONLY | NO BROKER QUOTES | Member of ERAI, GIDEP, & ITAR | ISO9001 AND AS9120 Certified ; Tape & Reel (TR) 4604
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 onsemi 35000
$0
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UC3843BDR2G onsemi 35000
$0.75
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 ON Semiconductor UC384*B Boost Flyback Tape & Reel (TR) e0 DC to DC switching controller 50ns 1A 8.65mm 5.1V 3401
1:  $0.185
10:  $0.152
100:  $0.147
500:  $0.142
Buy
UC3843BDR2G ON Semiconductor UC384*B Boost Flyback Tape & Reel (TR) e3 DC to DC switching controller 50ns 17mA 1.5mm 5V 2441
1:  $0.241
10:  $0.234
100:  $0.227
500:  $0.218
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2 ON Semiconductor IC REG CTRLR FLYBACK 14SOIC 150000
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UC3843BDR2G ON Semiconductor IC REG CTRLR FLYBACK 14SOIC 12000
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2 Sanyo Semiconductor/ON Semiconductor IC REG CTRLR FLYBACK 14SOIC 10000
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UC3843BDR2G Sanyo Semiconductor/ON Semiconductor IC REG CTRLR FLYBACK 14SOIC 10000
1:  $0.620
2500:  $0.238
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2 onsemi IC REG CTRLR FLYBACK 14SOIC 2085
$
Inquiry
UC3843BDR2G onsemi IC REG CTRLR FLYBACK 14SOIC 13640
$
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 onsemi DC:24+ ; Original New 15188
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UC3843BDR2G onsemi DC:24+ ; Original New 46340
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UC3843BDR2 price|Depu Electronics
Depu Electronics
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2 onsemi IC REG CTRLR FLYBACK 14SOIC 27890
$0
Inquiry
UC3843BDR2G onsemi IC REG CTRLR FLYBACK 14SOIC 17020
$0.280340
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UC3843BDR2 price| Lvy Electronics
Lvy Electronics
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2 ON Semiconductor 2000
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UC3843BDR2 2000
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UC3843BDR2G ON Semiconductor 2000
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UC3843BDR2G 2000
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UC3843BDR2 price|Ample Chip
Ample Chip
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2 Sanyo Semiconductor/ON Semiconductor IC REG CTRLR FLYBACK 14SOIC 3058
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UC3843BDR2G Sanyo Semiconductor/ON Semiconductor IC REG CTRLR FLYBACK 14SOIC 161290
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2G ON DC:21+ 138834
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UC3843BDR2G ON 2500
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UC3843BDR2G ON Semiconductor Purchase Online. Ship Immediately. SOIC-14 Pre-ordered Products RoHS 51
100:  $0.329
30:  $0.334
10:  $0.341
1:  $0.349
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2G ONS 3850
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UC3843BDR2 price|LCSC
LCSC
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2G onsemi 500kHz 7.6V~30V SOIC-14 AC-DC Controllers & Regulators ROHS 100
1:  $0.797
10:  $0.663
30:  $0.595
100:  $0.528
500:  $0.488
1000:  $0.468
Buy
UC3843BDR2 price|Chip One Exchange
Chip One Exchange
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2G AVAILABLE 4102
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UC3843BDR2G ON AVAILABLE 1933
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2G onsemi Available, Contact us 2500
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2G onsemi DC-DC Control Chip
DC-DC Control Chip
70
0.336
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2G ON In stock
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2G ON SOP-14 ; DC:2019/2020 3000
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UC3843BDR2 price|Win Source
Win Source
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2 ON Semiconductor High Performance Current Mode Controllers | IC REG CTRLR FLYBACK 14SOIC 17430
140:  $0.368
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UC3843BDR2G ON Semiconductor Current Mode PWM Controller 1A 500kHz 14-Pin SOIC N T/R / IC REG CTRLR FLYBACK 14SOIC 17450
140:  $0.368
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2 ON Semiconductor
Inquiry
UC3843BDR2G ON Semiconductor
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2G ON Semiconductor IC REG CTRLR FLYBACK 14SOIC 2159
Buy
Part # Manufacturer Description Stock Price Buy
UC3843BDR2G ON SO-8C ; DC:13+ 1660
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 onsemi IC REG CTRLR FLYBACK 14SOIC 5160
Inquiry
UC3843BDR2G onsemi IC REG CTRLR FLYBACK 14SOIC 24043
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 ON SEMICONDUCTOR OEM/CM QUOTES ONLY | NO BROKERS 113
Inquiry
UC3843BDR2G ON OEM/CM QUOTES ONLY | NO BROKERS 10887
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 onsemi Boost Flyback Regulator Positive Isolation Capable Output Step-Up Step-Up/Step-Down DC-DC Controller IC 14-SOIC 8393
Inquiry
UC3843BDR2G onsemi Boost Flyback Regulator Positive Isolation Capable Output Step-Up Step-Up/Step-Down DC-DC Controller IC 14-SOIC 7494
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2G ON IN STOCK 1660
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 AMI Semiconductor / ON Semiconductor IC REG CTRLR FLYBACK 14SOIC
PMIC - Voltage Regulators - DC DC Switching Controllers
In-Stock
Inquiry
UC3843BDR2G AMI Semiconductor / ON Semiconductor IC REG CTRLR FLYBACK 14SOIC
PMIC - Voltage Regulators - DC DC Switching Controllers
In-Stock
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2G ON SOP14 ; DC:1206+ 10171
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2G ON SOP14 5000
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 onsemi IC REG CTRLR FLYBACK 14SOIC ; DC:21+ ; 14-SOIC 125
Inquiry
UC3843BDR2 onsemi IC REG CTRLR FLYBACK 14SOIC ; DC:23+ 27890
Inquiry
UC3843BDR2G ON DC:23+ ; SOP14 8916
Inquiry
UC3843BDR2G onsemi IC REG CTRLR FLYBACK 14SOIC ; DC:21+ ; 14-SOIC 111
Inquiry
UC3843BDR2G onsemi IC REG CTRLR FLYBACK 14SOIC ; DC:23+ 17020
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2
sku #: 1807-UC3843BDR2
ON Semiconductor IC REG CTRLR FLYBACK 14SOIC 95
1:  $2.388
10:  $2.253
100:  $2.125
500:  $2.005
1000:  $1.892
Inquiry
UC3843BDR2G
sku #: 1807-UC3843BDR2G
ON Semiconductor IC REG CTRLR FLYBACK 14SOIC 73
1:  $2.388
10:  $2.253
100:  $2.125
500:  $2.005
1000:  $1.892
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2G ON IN STOCK Immediate delivery 1460
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 ON Semiconductor Flyback Regulator Positive, Isolation Capable Output Step-Up/Step-Down DC-DC Controller IC 14-SOIC 2692
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2G ON Stock to ship immediately 6000
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UC3843BDR2 price|Ariat Technology
Ariat Technology
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2 onsemi IC REG CTRLR FLYBACK 14SOIC
New Original Stock.
2977
Inquiry
UC3843BDR2G onsemi IC REG CTRLR FLYBACK 14SOIC
New Original Stock.
9314
2500:  $0.284
5000:  $0.273
12500:  $0.263
25000:  $0.260
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2G ON/ SOP14 ; DC:19+ 8000
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2G ON Semiconductor IC REG CTRLR FLYBACK 14SOIC 13
Buy
Part # Manufacturer Description Stock Price Buy
UC3843BDR2G AMI Semiconductor / ON Semiconductor IC REG CTRLR FLYBACK 14SOIC
PMIC - Voltage Regulators - DC DC Switching Controllers
5898
10:  $0.62
100:  $0.49
1000:  $0.43
2500:  $0.43
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2G ON in stock Immediately 3000
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 Sanyo Semiconductor/onsemi IC REG CTRLR FLYBACK 14SOIC 399
Inquiry
UC3843BDR2G onsemi IC REG CTRLR FLYBACK 14SOIC 5941
1:  $0.214
10:  $0.214
100:  $0.214
1000:  $0.214
5000:  $0.200
12500:  $0.186
25000:  $0.177
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 ON Semiconductor 4133
Inquiry
UC3843BDR2G ON Semiconductor 8590
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2G ON OEM/CM In stock 8000
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2 onsemi Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 14-SOIC ; Tape & Reel (TR) 5820
Inquiry
UC3843BDR2G onsemi Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 14-SOIC ; Tape & Reel (TR) 9326
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2G ON IN STOCK Immediate delivery 1560
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2G AMI Semiconductor / ON Semiconductor IC REG CTRLR FLYBACK 14SOIC 8389
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UC3843BDR2 ON Semiconductor In Stock
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UC3843BDR2 ONSEMI In Stock
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UC3843BDR2G ONSEMI In Stock
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UC3843BDR2G On Semiconductor In Stock
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UC3843BDR2G ON Semiconductor In Stock
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2G SOP14 2007 209
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UC3843BDR2G ON DC:2007+ ; SOP14 209
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2G onsemi SOIC-14 2500
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2G MOT DC:MOT 6000
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UC3843BDR2 price|Quest Components
Quest Components
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2 ON Semiconductor UC3843BDR2 76
42:  $1.6192
12:  $1.8400
1:  $2.9440
Buy
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 onsemi IC REG CTRLR FLYBACK 14SOIC 1200
Buy
UC3843BDR2G onsemi IC REG CTRLR FLYBACK 14SOIC 5686
100:  $0.280
100:  $0.264
1000:  $0.264
9000:  $0.264
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2G PTIF new and original ROHS ; DC:P 2426
Inquiry
UC3843BDR2G ON new and original ROHS ; DC:2007+ ; SOP14 209
Inquiry
UC3843BDR2G ON new and original ROHS ; SOP14 10000
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2 ON SOP-14 ; DC:2022+ 591
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UC3843BDR2G ON Semiconductor SOIC-4 ; DC:2023+ 3800
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UC3843BDR2G ON Semiconductor SOIC-8 ; DC:2022+ 3800
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 ON Semiconductor Switching Controllers 52kHz 1A Current PWM in stock
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UC3843BDR2G ON Semiconductor Switching Controllers 52kHz 1A Current PWM w/96% Duty Cycle Max in stock
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2 ON DC:16+ ; SOP14 8922
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UC3843BDR2G ON DC:13+ ; SO-8C 1660
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2G ON New and original ; DC:1533+ 9000
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UC3843BDR2
sku #: UC3843BDR2
ON SEMICONDUCTOR 117
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2G ON/ DC:12+ ; SOP14 6550
Inquiry
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UC3843BDR2G ON Original stock,24-hour delivery 3289
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2G ON Semiconductor Brand new and original/respond online to quote. 19657
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UC3843BDR2G ON DC:06+ ; SOP14 117
Inquiry
UC3843BDR2G ON DC:1533+ ; SOP 96
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2G onsemi Switching Controllers 52kHz 1A Current PWM w/96% Duty Cycle Ma 1228
$0.72
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 ON SEMICONDUCTOR Check alternative solution with competitive price 95
$3.03276
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$0.196760567
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UC3843BDR2G ON In stock,ready for shipping ; SOP14 18000
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2 ON Semiconductor OEM/CM ONLY 951
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UC3843BDR2G ON Semiconductor OEM/CM ONLY 130
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UC3843BDR2 price|Farnell element14
Farnell element14
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Part # Manufacturer Description Stock Price Buy
UC3843BDR2G
sku #: 2845219RL
onsemi onsemi - Pwm Cont, Current Mode, 500Khz, Soic-14 - Uc3843Bdr2G |onsemi UC3843BDR2G in stock
£40.20
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UC3843BDR2 price|Flip Electronic
Flip Electronic
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UC3843BDR2G onsemi 7500
Inquiry
Part # Manufacturer Description Stock Price Buy
UC3843BDR2 ON SOP-14 ; DC:03+ 30254
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UC3843BDR2G ON SOIC-14-CPR 37500
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