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UC3845D

UC3845D
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For Reference Only

Part Number UC3845D
OEMstron Part # UC3845D_6B
Manufacturer ON Semiconductor
Category SemiconductorsPower Management ICsVoltage Regulators - DC DC Switching Controllers
Description IC REG CTRLR 14SOIC
Lifecycle Obsolete
RoHS No RoHS Information
EDA/CAD Models UC3845D PCB Footprint and Symbol
Warehouses USA, Europe, China, Hong Kong SAR
Estimated Delivery Apr 30 - May 5 (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

UC3845D Specifications

Part Number UC3845D
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 or Negative, Isolation Capable
Topology Boost, Flyback
Number of Outputs 1
Output Phases 1
Voltage - Supply (Vcc/Vdd) 7.6V ~ 30V
Frequency - Switching 500kHz
Duty Cycle (Max) 48%
Synchronous Rectifier No
Clock Sync No
Serial Interfaces -
Control Features -
Operating Temperature 0°C ~ 70°C (TA)
Package / Case 14-SOIC (0.154", 3.90mm Width)
Supplier Device Package 14-SOIC

UC3845D Documents

UC3845D, UC3845D Datasheet (Total Pages: 12, Size: 127.58 KB)
UC3845D Datasheet CoverUC3845D Datasheet Page 2UC3845D Datasheet Page 3UC3845D Datasheet Page 4UC3845D Datasheet Page 5UC3845D Datasheet Page 6UC3845D Datasheet Page 7UC3845D Datasheet Page 8UC3845D Datasheet Page 9UC3845D Datasheet Page 10UC3845D Datasheet Page 11UC3845D Datasheet Page 12
Industry Leaders in Quality

Industry Leaders in Quality

Cooperation comes from trust,

And trust is based on quality.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number Description Stock

UC3845DTR

D# V36:1790_07428639

Texas Instruments

Current Mode PWM Controller 200mA 500kHz 14-Pin SOIC T/R

RoHS: Compliant
Americas - 0

UC3845D

D# V36:1790_07428627

Texas Instruments

Current Mode PWM Controller 200mA 500kHz 14-Pin SOIC Tube

RoHS: Compliant
Americas - 0

UC3845D8

D# V99:2348_07428629

Texas Instruments

Current Mode PWM Controller 200mA 500kHz 8-Pin SOIC Tube

RoHS: Compliant
Americas - 68

UC3845D8TR

D# V36:1790_07428633

Texas Instruments

Current Mode PWM Controller 200mA 500kHz 8-Pin SOIC T/R

RoHS: Compliant
Americas - 0
Part Number Description Stock

UC3845D

D# UC3845D

Texas Instruments

Current Mode PWM Controller 1A 14-Pin SOIC Tube (Alt: UC3845D)

Europe - 1500
Part Number Description Stock

UC3845D

Motorola Semiconductor Products

152

UC3845D8

Texas Instruments

287

UC3845DW

Unitrode Corporation

30
Part Number Description Stock

UC3845DTR

Texas Instruments

IC REG CTRLR PWM CM 14SOIC

Contact Us

UC3845DR2

ON Semiconductor

IC REG CTRLR PWM CM 14-SOIC

Contact Us

UC3845DG4

Texas Instruments

PWM CONTROLLER CURRENT MODE, SOIC14, Input Voltage:25V, Output Voltage:13.5V, Output Current:200mA, Supply Voltage Min:12V, Supply Voltage Max:25V, Controller IC Case Style:SOIC, No. of Pins:14, Frequency:500kHz, Operating , RoHS Compliant: Yes

33

UC3845D8TRG4

Texas Instruments

IC REG CTRLR PWM CM 8SOIC

Contact Us

UC3845DTRG4

Texas Instruments

IC REG CTRLR PWM CM 14SOIC

Contact Us

UC3845D

Texas Instruments

IC, CURRENT MODE PWM CTRL, 25V, 8-SOIC

110

UC3845D8

Texas Instruments

IC, CURRENT MODE PWM CTRL, 25V, 8-SOIC

110

UC3845DR2G

ON Semiconductor

IC REG CTRLR PWM CM 14-SOIC

Contact Us

UC3845D8TR

Texas Instruments

CURRENT MODE PWM CONTROLLER, 25V, 8-SOIC FULL REEL, Input Voltage:25V, Output Voltage:13.5V, Output Current:200mA, Supply Voltage Min:12V, Supply Voltage Max:25V, Controller IC Case Style:SOIC, No. of Pins:8, Frequency:450kHz , RoHS Compliant: Yes

Contact Us

UC3845D8G4

Texas Instruments

PWM CONTROLLER, SMD, 3845, SOIC8

229
Part Number Description Stock

UC3845D

D# C1S746203302476

Texas Instruments

Current Mode PWM Controller 200mA 500kHz 14-Pin SOIC Tube

RoHS: Compliant
pbFree: Yes
Min Qty: 1
Container: Tube
300
Part Number Description Stock

UC3845D8TR

Texas Instruments

SOIC-8 DC-DC Converters RoHS

76
Part Number Description Stock

UC3845D

Unitrode Corporation

Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO14

RoHS: Not Compliant
Europe - 100

UC3845D8TR

Unitrode Corporation

Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BICMOS, PDSO8

RoHS: Compliant
Europe - 2175
Part Number Description Stock

UC3845DTR

D# 2156-UC3845DTR-ND

Rochester Electronics LLC

UC3845 CURRENT MODE PWM CONTROLL

9600 In Stock

UC3845DR2

D# UC3845DR2OSTR-ND

ON Semiconductor

IC REG CTRLR BOOST/FLYBK 14SOIC

Limited Supply - Call

UC3845DG4

D# UC3845DG4-ND

Texas Instruments

IC REG CTRLR MULT TOP 14SOIC

Temporarily Out of Stock

UC3845D8TRG4

D# UC3845D8TRG4-ND

Texas Instruments

IC REG CTRLR MULT TOPOLOGY 8SOIC

Temporarily Out of Stock

UC3845DTRG4

D# UC3845DTRG4-ND

Texas Instruments

IC REG CTRLR MULT TOP 14SOIC

Temporarily Out of Stock

UC3845D

D# 2156-UC3845D-FS-ND

Rochester Electronics LLC

SWITCHING CONTROLLER

9265 In Stock

UC3845D8

D# 296-11299-5-ND

Texas Instruments

IC REG CTRLR MULT TOPOLOGY 8SOIC

923 In Stock

UC3845DR2G

D# UC3845DR2GOS-ND

ON Semiconductor

IC REG CTRLR BOOST/FLYBK 14SOIC

Limited Supply - Call

UC3845D8TR

D# 296-38313-1-ND

Texas Instruments

IC REG CTRLR MULT TOPOLOGY 8SOIC

2092 In Stock

UC3845D8G4

D# UC3845D8G4-ND

Texas Instruments

IC REG CTRLR MULT TOPOLOGY 8SOIC

Temporarily Out of Stock
Part Number Description Stock

UC3845D

Fairchild Semiconductor Corporation

In stock shipping within 2days

519

UC3845D8

UC

In stock shipping within 2days

200

UC3845DR2G

0

In stock shipping within 2days

540
Part Number Description Stock

UC3845DG4 .

D# 1234967

Texas Instruments

PWM CONTROLLER CURRENT MODE, SOIC14

RoHS: Compliant
Min Qty: 1
Container: Each
0

UC3845D8

D# 3123559

Texas Instruments

CURRENT MODE PWM CONTROLLER, 25V, 8-SOIC

RoHS: Compliant
Min Qty: 1
Container: Each
507

UC3845D8 .

D# 1354775

Texas Instruments

CURRENT MODE PWM CONTROLLER, 25V, 8-SOIC

RoHS: Compliant
Min Qty: 1
Container: Each
0

UC3845D8G4

D# 1219426

Texas Instruments

PWM CONTROLLER, SMD, 3845, SOIC8

RoHS: Compliant
Min Qty: 1
Container: Each
0
Part Number Description Stock

UC3845D8TR

NEW AND ORGINAL. ISRAEL W.HOUSE

5000
Part Number Description Stock

UC3845DTR

Texas Instruments

OEM/CM QUOTES ONLY | NO BROKERS

860

UC3845DWU

OEM/CM QUOTES ONLY | NO BROKERS

119

UC3845DR2

ON Semiconductor

OEM/CM QUOTES ONLY | NO BROKERS

2975

UC3845DG4

UNITRODE

OEM/CM QUOTES ONLY | NO BROKERS

71

UC3845DFS

Fairchild Semiconductor Corporation

OEM/CM QUOTES ONLY | NO BROKERS

1656

UC3845D14

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

595

UC3845D

Rochester Electronics LLC

OEM/CM QUOTES ONLY | NO BROKERS

11025

UC3845DB

OEM/CM QUOTES ONLY | NO BROKERS

1183

UC3845DG

FSC TUBES

OEM/CM QUOTES ONLY | NO BROKERS

257

UC3845D8

UNITRODE

OEM/CM QUOTES ONLY | NO BROKERS

4736

UC3845DW

OEM/CM QUOTES ONLY | NO BROKERS

119

UC3845DSMD

N/A

OEM/CM QUOTES ONLY | NO BROKERS

127

UC3845DR2G

ON Semiconductor

OEM/CM QUOTES ONLY | NO BROKERS

2975

UC3845D1R2

Motorola Semiconductor Products

OEM/CM QUOTES ONLY | NO BROKERS

1497

UC3845D8TR

Texas Instruments

OEM/CM QUOTES ONLY | NO BROKERS

3927

UC3845D8G4

Texas Instruments

OEM/CM QUOTES ONLY | NO BROKERS

18

UC3845D013TR1

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

8925
Part Number Description Stock

UC3845DWF

Texas Instruments

OEM/CM ONLY

627

UC3845DR8

Texas Instruments

OEM/CM ONLY

652

UC3845DG4

Texas Instruments

OEM/CM ONLY

1060

UC3845D14

Texas Instruments

OEM/CM ONLY

374

UC3845D8TR4

Texas Instruments

OEM/CM ONLY

640

UC3845D8SO8

Texas Instruments

OEM/CM ONLY

2101

UC3845D8AD8

Texas Instruments

OEM/CM ONLY

739

UC3845D8ROHS

Texas Instruments

OEM/CM ONLY

947

UC3845D8TRG4

Texas Instruments

OEM/CM ONLY

663

UC3845DTRG4

Texas Instruments

OEM/CM ONLY

343

UC3845DSMDDC01

Texas Instruments

OEM/CM ONLY

116

UC3845DP

Texas Instruments

OEM/CM ONLY

366

ULUC3845D

Texas Instruments

OEM/CM ONLY

350

UC3845D8TR

Texas Instruments

OEM/CM ONLY

862

UC3845D8G4

Texas Instruments

OEM/CM ONLY

148
Part Number Description Stock

UC3845D

Texas Instruments

700
Part Number Description Stock

UC3845D8TR

D# C523771

Texas Instruments

76
Part Number Description Stock

UC3845DTR

Texas Instruments

in stock - can ship the same day

515

UC3845D

Texas Instruments

in stock - can ship the same day

40

UC3845D8

Unitrode Corporation

in stock - can ship the same day

43
Part Number Description Stock

UC3845D013TR

STMicroelectronics

OEM/CM Immediate delivery

1402

UC3845D8TR

Texas Instruments

OEM/CM Immediate delivery

926
Part Number Description Stock

UC3845DTR

D# 595-UC3845DTR

Texas Instruments

Switching Controllers Current-Mode PWM Controller

RoHS: Compliant
655

UC3845DG4

D# 595-UC3845DG4

Texas Instruments

Switching Controllers Current-Mode PWM Controller

RoHS: Compliant
562

UC3845D8TRG4

D# 595-UC3845D8TRG4

Texas Instruments

Switching Controllers Current-Mode PWM Controller

RoHS: Compliant
2341

UC3845D

D# 595-UC3845D

Texas Instruments

Switching Controllers Current Mode

RoHS: Compliant
1020

UC3845D8

D# 595-UC3845D8

Texas Instruments

Switching Controllers Current Mode

RoHS: Compliant
1022

UC3845D8TR

D# 595-UC3845D8TR

Texas Instruments

Switching Controllers Current-Mode PWM Controller

RoHS: Compliant
2132

UC3845D8G4

D# 595-UC3845D8G4

Texas Instruments

Switching Controllers Current Mode

RoHS: Compliant
432
Part Number Description Stock

UC3845D8

D# 28AH6385

Texas Instruments

CURRENT MODE PWM CONTROLLER, 25V, 8-SOIC, MSL:MSL 1 - Unlimited, SVHC:No SVHC (15-Jan-2019) RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 1
Container: Bulk
507
Part Number Description Stock

UC3845DTR

D# NS-UC3845DTR

Texas Instruments

OEM/CM ONLY

5586

UC3845DR2

D# NS-UC3845DR2

ON Semiconductor

OEM/CM ONLY

7577

UC3845DG4

D# NS-UC3845DG4

Texas Instruments

OEM/CM ONLY

9148

UC3845D8TRG4

D# NS-UC3845D8TRG4

Texas Instruments

OEM/CM ONLY

4911

UC3845DTRG4

D# NS-UC3845DTRG4

Texas Instruments

OEM/CM ONLY

3586

UC3845D

D# NS-UC3845D

Texas Instruments

OEM/CM ONLY

7974

UC3845D8

D# NS-UC3845D8

Texas Instruments

OEM/CM ONLY

10646

UC3845D1

D# NS-UC3845D1

VARIOUS

OEM/CM ONLY

1787

UC3845D8TR

D# NS-UC3845D8TR

Texas Instruments

OEM/CM ONLY

8778

UC3845D8G4

D# NS-UC3845D8G4

Texas Instruments

OEM/CM ONLY

1398
Part Number Description Stock

UC3845D013TR

STMicroelectronics

1584

UC3845D

Motorola Semiconductor Products

1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO14

33
Part Number Description Stock

UC3845D013TR

D# UC3845D013TR

SGS Semiconductor Ltd

Semiconductor

2629

UC3845D

D# UC3845D

ON Semiconductor

Semiconductor

34
Part Number Description Stock

UC3845D

D# 6615364

Texas Instruments

Texas Instruments UC3845D, PWM Current Mode Controller, 1 A, 500 kHz, 14-Pin SOIC, PK

Min Qty: 5
Container: Package
0
Part Number Description Stock

UC3845DTR

Texas Instruments

UC3845 Current Mode PWM Controller

RoHS: Compliant
9600

UC3845D

ON Semiconductor

UC3845 Current Mode PWM Controller

RoHS: Compliant
270

UC3845D8

Texas Instruments

UC3845 Current Mode PWM Controller

RoHS: Compliant
13787

UC3845D8TR

Texas Instruments

UC3845 Current Mode PWM Controller

RoHS: Compliant
66
Part Number Description Stock

UC3845DTR

Texas Instruments

OEM/CM ONLY

531

UC3845DWU

OEM/CM ONLY

116

UC3845DR2

ON Semiconductor

OEM/CM ONLY

6703

UC3845DG4

Texas Instruments

OEM/CM ONLY

86

UC3845DFS

Fairchild Semiconductor Corporation

OEM/CM ONLY

1408

UC3845D14

STMicroelectronics

OEM/CM ONLY

511

UC3845DB1R2G

ON Semiconductor

OEM/CM ONLY

66

UC3845D

Fairchild Semiconductor Corporation

OEM/CM ONLY

13729

UC3845DB

OEM/CM ONLY

1010

UC3845DG

Fairchild Semiconductor Corporation

OEM/CM ONLY

232

UC3845D8

Texas Instruments

OEM/CM ONLY

2817

UC3845DW

OEM/CM ONLY

116

UC3845DSMD

N/A

OEM/CM ONLY

123

UC3845DR2G

ON Semiconductor

OEM/CM ONLY

2516

UC3845D1R2

Motorola Semiconductor Products

OEM/CM ONLY

1274

UC3845D8TR

Texas Instruments

OEM/CM ONLY

2676

UC3845D013TR1

STMicroelectronics

OEM/CM ONLY

8060
Part Number Description Stock

UC3845D013TR

STMicroelectronics

IN stock Immediate delivery

1417

UC3845D8TR

Texas Instruments

IN stock Immediate delivery

921
Part Number Description Stock

UC3845DTR

Texas Instruments

Single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 50% duty cycle, 0C to 70C

4,980

UC3845D

Texas Instruments

Single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 50% duty cycle, 0C to 70C

6,679

UC3845D8

Texas Instruments

Single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 50% duty cycle, 0C to 70C

5,690

UC3845D8TR

Texas Instruments

Single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 50% duty cycle, 0C to 70C

17,436
Part Number Description Stock

UC3845DTR

Texas Instruments

shipping today

750

UC3845DR2

Motorola Mobility LLC

shipping today

1996

UC3845D013TR

STMicroelectronics

shipping today

22381

UC3845DTRG4

Texas Instruments

shipping today

4296

UC3845D

Texas Instruments

shipping today

2996

UC3845D8

Texas Instruments

shipping today

1496

UC3845DX

Fairchild Semiconductor Corporation

shipping today

46

UC3845D16P

STMicroelectronics

shipping today

1557

UC3845D8G4

Texas Instruments

shipping today

6
Part Number Description Stock

UC3845D8

D# 47184454

Texas Instruments

Current Mode PWM Controller 200mA 500kHz 8-Pin SOIC Tube

RoHS: Compliant
Americas - 68
Part Number Description Stock

UC3845DTR

Texas Instruments

RFQ

1817

UC3845DG4

Texas Instruments

RFQ

7127

UC3845D8TRG4

Texas Instruments

RFQ

10510

UC3845D

Texas Instruments

RFQ

3708

UC3845D8

Texas Instruments

RFQ

6106

UC3845D1

Fairchild Semiconductor Corporation

RFQ

3311

UC3845DR-8

Texas Instruments

RFQ

11747

UC3845DR2G

ON Semiconductor

RFQ

3243

UC3845D8G4

Texas Instruments

RFQ

5253
Part Number Description Stock

UC3845DTR

Texas Instruments

IC REG CTRLR MULT TOP 14SOIC

1279

UC3845DR2

ON Semiconductor

IC REG CTRLR BOOST/FLYBK 14SOIC

12015

UC3845D

Texas Instruments

IC REG CTRLR MULT TOPOLOGY 8SOIC

3400

UC3845D8

Texas Instruments

IC REG CTRLR MULT TOPOLOGY 8SOIC

7886

UC3845D8TR

Texas Instruments

IC REG CTRLR MULT TOPOLOGY 8SOIC

3895
Part Number Description Stock

UC3845DG4 .

D# 1234967

Texas Instruments

PWM CONTROLLER CURRENT MODE, SOIC14

RoHS: Compliant
Min Qty: 1
Container: Each
0

UC3845D8

D# 3123559

Texas Instruments

CURRENT MODE PWM CONTROLLER, 25V, 8-SOIC

RoHS: Compliant
Min Qty: 1
Container: Each
507

UC3845D8 .

D# 1354775

Texas Instruments

CURRENT MODE PWM CONTROLLER, 25V, 8-SOIC

RoHS: Compliant
Min Qty: 1
Container: Each
0

UC3845D8G4

D# 1219426

Texas Instruments

PWM CONTROLLER, SMD, 3845, SOIC8

RoHS: Compliant
Min Qty: 1
Container: Each
0

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Quick Inquiry

In Stock127 - More on Order
Quote LimitNo Limit
Lead-TimeCan Ship Immediately
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Pricing (USD)

Qty.Unit PriceExt. Price
1$ 1.6213$ 1.6213
100$ 1.6213$ 162.1300
500$ 1.6213$ 810.6500
1000$ 1.6213$ 1,621.3000
2500$ 1.6213$ 4,053.2500

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

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