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UC3843BD1R2

UC3843BD1R2
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For Reference Only

Part Number UC3843BD1R2
OEMstron Part # UC3843BD1R2
Manufacturer ON Semiconductor
Category SemiconductorsPower Management ICsVoltage Regulators - DC DC Switching Controllers
Description IC REG CTRLR FLYBACK 8SOIC
Lifecycle Obsolete
RoHS No RoHS Information
EDA/CAD Models UC3843BD1R2 PCB Footprint and Symbol
Warehouses USA, Europe, China, Hong Kong SAR
Estimated Delivery May 24 - May 29 (Choose Expedited Shipping)
Warranty Up to 1 year [Limited-Warranty]*
Payment Wire Transfer, UnionPay, PayPal, Credit Card, Visa, MasterCard, AmericanExpress, Discover, WesternUnion, MoneyGram
Shipping DHL, UPS, FedEx, TNT, EMS, & More Express Delivery

UC3843BD1R2 Specifications

Part Number UC3843BD1R2
Brand ON Semiconductor
Lifecycle Obsolete
RoHS No RoHS Information
Product Line Semiconductors
Category Power Management ICs
Subcategory Voltage Regulators - DC DC Switching Controllers
Manufacturer ON Semiconductor
Series -
Output Type Transistor Driver
Function Step-Up, Step-Up/Step-Down
Output Configuration Positive
Topology Boost, Flyback
Number of Outputs 1
Output Phases 1
Voltage - Supply (Vcc/Vdd) 7.6V ~ 30V
Frequency - Switching Up to 500kHz
Duty Cycle (Max) 96%
Synchronous Rectifier No
Clock Sync No
Serial Interfaces -
Control Features Frequency Control
Operating Temperature 0°C ~ 70°C (TA)
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC

UC3843BD1R2 Documents

UC3843BD1R2, UC3843BD1R2 Datasheet (Total Pages: 21, Size: 402.2 KB)
UC3843BVD1 Datasheet CoverUC3843BVD1 Datasheet Page 2UC3843BVD1 Datasheet Page 3UC3843BVD1 Datasheet Page 4UC3843BVD1 Datasheet Page 5UC3843BVD1 Datasheet Page 6UC3843BVD1 Datasheet Page 7UC3843BVD1 Datasheet Page 8UC3843BVD1 Datasheet Page 9UC3843BVD1 Datasheet Page 10UC3843BVD1 Datasheet Page 11UC3843BVD1 Datasheet Page 12UC3843BVD1 Datasheet Page 13UC3843BVD1 Datasheet Page 14
Industry Leaders in Quality

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Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number Description Stock

UC3843BD1R2G

D# V72:2272_07297580

ON Semiconductor

Current Mode PWM Controller 1A 500kHz 8-Pin SOIC N T/R

RoHS: Compliant
Americas - 0

UC3843BD1G

D# E02:0323_00018817

ON Semiconductor

Current Mode PWM Controller 1A 500kHz 8-Pin SOIC N Rail

RoHS: Compliant
Europe - 238
Part Number Description Stock

UC3843BD1R2G

D# UC3843BD1R2G

ON Semiconductor

Current Mode PWM Controller 1A 8-Pin SOIC N T/R - Tape and Reel (Alt: UC3843BD1R2G)

Americas - 0

UC3843BD1R2

D# UC3843BD1R2

ON Semiconductor

ANA SMPS PWM CONTROLLER - Bulk (Alt: UC3843BD1R2)

RoHS: Not Compliant
Americas - 4985

UC3843BD1G

D# UC3843BD1G

ON Semiconductor

Current Mode PWM Controller 1A 8-Pin SOIC N Rail - Bulk (Alt: UC3843BD1G)

Americas - 90707
Part Number Description Stock

UC3843BD1R2G

D# UC3843BD1R2G

ON Semiconductor

Current Mode PWM Controller 1A 8-Pin SOIC N T/R (Alt: UC3843BD1R2G)

Asia - 0
Part Number Description Stock

UC3843BD1G

D# UC3843BD1G

ON Semiconductor

Current Mode PWM Controller 1A 8-Pin SOIC N Rail (Alt: UC3843BD1G)

Europe - 0

UC3843BD1R2G

D# UC3843BD1R2G

ON Semiconductor

Current Mode PWM Controller 1A 8-Pin SOIC N T/R (Alt: UC3843BD1R2G)

Europe - 0
Part Number Description Stock

UC3843BD1R2

ON Semiconductor

2500

UC3843BD1R2G

ON Semiconductor

2354
Part Number Description Stock

UC3843BD1R2

ON Semiconductor

- Tape and Reel

65000

UC3843BD1G

ON Semiconductor

ANA SMPS PWM CONTROLLER

2058

UC3843BD1R2G

ON Semiconductor

- Tape and Reel

65000
Part Number Description Stock

UC3843BD1G

ON Semiconductor

SOIC-8_150mil DC-DC Converters RoHS

2033

UC3843BD1R2G

ON Semiconductor

Flyback Regulator Positive, Isolation Capable Output Step-Up/Step-Down DC-DC Controller IC 8-SOIC

7595
Part Number Description Stock

UC3843BD1R2

D# 2156-UC3843BD1R2-ONTR-ND

Rochester Electronics LLC

SWITCHING CONTROLLER

4985 In Stock

UC3843BD1G

D# UC3843BD1GOS-ND

ON Semiconductor

IC REG CTRLR FLYBACK 8SOIC

8367 In Stock

UC3843BD1R2G

D# UC3843BD1R2GOSTR-ND

ON Semiconductor

IC REG CTRLR FLYBACK 8SOIC

On Order
Part Number Description Stock

UC3843BD1R2

-

In stock shipping within 2days

120
Part Number Description Stock

UC3843BD1G

D# 2102563

ON Semiconductor

IC, CURRENT MODE CONTROLLER, 15V, SOIC-8

RoHS: Compliant
Min Qty: 1
Container: Each
6956

UC3843BD1R2G

D# 2534257

ON Semiconductor

PWM CTRL, CURRENT MODE, 30V, SOIC-8

RoHS: Compliant
Min Qty: 5
Container: Cut Tape
399
Part Number Description Stock

UC3843BD1G

NEW AND ORGINAL. ISRAEL W.HOUSE

195
Part Number Description Stock

UC3843BD1R2G

ON Semiconductor

UC3843B Series 30 V 275 kHz High Performance Current Mode Controller - SOIC-8

RoHS: Compliant
pbFree: Yes
0 Reel

UC3843BD1G

ON Semiconductor

UC3843B Series 30 V 275 kHz High Performance Current Mode Controller - SOIC-8

RoHS: Compliant
pbFree: Yes
10780 Tube
Part Number Description Stock

UC3843BD1G

ON Semiconductor

OEM/CM QUOTES ONLY | NO BROKERS

57025

UC3843BD1R2

Rochester Electronics LLC

OEM/CM QUOTES ONLY | NO BROKERS

5932

UC3843BD1R2ONSEMI

ON Semiconductor

OEM/CM QUOTES ONLY | NO BROKERS

2649

2UC3843BD1R2G

ON Semiconductor

OEM/CM QUOTES ONLY | NO BROKERS

2625

UC3843BD1R2G

On Semiconductor

OEM/CM QUOTES ONLY | NO BROKERS

59751
Part Number Description Stock

UC3843BD1R2G

ON Semiconductor

In Stock

2354
Part Number Description Stock

UC3843BD1G

D# C160679

ON Semiconductor

2033

UC3843BD1R2G

D# C16414

ON Semiconductor

22774
Part Number Description Stock

UC3843BD1G

ON Semiconductor

in stock - can ship the same day

100
Part Number Description Stock

UC3843BD1R2G

ON Semiconductor

OEM/CM Immediate delivery

30000

UC3843BD1R2G/NCV3843BVD1R2G

ON Semiconductor

OEM/CM Immediate delivery

333
Part Number Description Stock

UC3843BD1G

D# 863-UC3843BD1G

ON Semiconductor

Switching Controllers 52kHz 1A Current PWM w/96% Duty Cycle Max

RoHS: Compliant
5727
Part Number Description Stock

UC3843BD1G

D# XSCRSN000010064

ON SEMICONDUCTOR

1898
Part Number Description Stock

UC3843BD1R2G

D# 38AH3120

ON Semiconductor

ANA SMPS PWM CONTROLLER ROHS COMPLIANT: YES

RoHS: Compliant
Min Qty: 2500
Container: TAPE & REEL - FULL
0

UC3843BD1G

D# 45J2379

ON Semiconductor

CURRENT MODE PWM CONTROLLER, 25V, 8-SOIC, Input Voltage:-, Output Voltage:13.4V, Output Current:200mA, Supply Voltage Min:12V, Supply Voltage Max:25V, Controller IC Case Style:SOIC, No. of Pins:8Pins, Frequency:52kHz, Product Range:-RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 1
Container: Bulk
1136
Part Number Description Stock

UC3843BD1R2G

D# NS-UC3843BD1R2G

ON Semiconductor

OEM/CM ONLY

2969

UC3843BD1R2

D# NS-UC3843BD1R2

ON Semiconductor

OEM/CM ONLY

2672

UC3843BD1G

D# NS-UC3843BD1G

ON Semiconductor

OEM/CM ONLY

1751
Part Number Description Stock

UC3843BD1R2

ON Semiconductor

210
Part Number Description Stock

UC3843BD1R2G

D# 8084012

ON Semiconductor

ON Semiconductor UC3843BD1R2G, PWM Current Mode Controller, 1 A, 275 kHz, 30 V, 8-Pin SOIC, PK

Min Qty: 25
Container: Package
50

UC3843BD1G

D# 6899954

ON Semiconductor

ON Semiconductor UC3843BD1G, PWM Current Mode Controller, 1 A, 500 kHz, 8-Pin SOIC, PK

Min Qty: 2
Container: Package
576
Part Number Description Stock

UC3843BD1R2

ON Semiconductor

UC3843 Current-Mode PWM Controller

RoHS: Not Compliant
4985

UC3843BD1G

ON Semiconductor

UC3843 Current-Mode PWM Controller

RoHS: Compliant
90707
Part Number Description Stock

UC3843BD1R2 ONSEMI

ON Semiconductor

OEM/CM ONLY

2242

UC3843BD1G

ON Semiconductor

OEM/CM ONLY

30016

UC3843BD1R2G

ON Semiconductor

OEM/CM ONLY

42485

UC3843BD1R2

ON Semiconductor

OEM/CM ONLY

6798
Part Number Description Stock

UC3843BD1R2G/NCV3843BVD1R2G

ON Semiconductor

IN stock Immediate delivery

328

UC3843BD1R2G

ON Semiconductor

IN stock Immediate delivery

29985
Part Number Description Stock

UC3843BD1G

STMicroelectronics

shipping today

478

UC3843BD1R2G

ON Semiconductor

shipping today

149996

UC3843BD1R2

Motorola Mobility LLC

shipping today

1424
Part Number Description Stock

UC3843BD1G

D# 26621046

ON Semiconductor

Current Mode PWM Controller 1A 500kHz 8-Pin SOIC N Rail

RoHS: Compliant
Americas - 20384
Part Number Description Stock

UC3843BD1R2G

ON Semiconductor

IC REG CTRLR FLYBACK 8SOIC

483063
Part Number Description Stock

UC3843BD1G

D# 1705973

ON Semiconductor

RoHS: Compliant
Min Qty: 1
Container: Each
1141

UC3843BD1R2G

D# 2534257

ON Semiconductor

PWM CTRL, CURRENT MODE, 30V, SOIC-8

RoHS: Compliant
Min Qty: 1
Container: Cut Tape
0

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In Stock440 - More on Order
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Lead-TimeCan Ship Immediately
Minimum1
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Pricing (USD)

Qty.Unit PriceExt. Price
1$ 0.2540$ 0.2540
100$ 0.2540$ 25.4000
500$ 0.2540$ 127.0000
1000$ 0.2540$ 254.0000
2500$ 0.2540$ 635.0000

OEMstron will offer the most competitive prices for you, please refer to the quotations.

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