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L5991A

L5991A
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For Reference Only

Part Number L5991A
OEMstron Part # L5991A
Manufacturer STMicroelectronics
Category SemiconductorsPower Management ICsVoltage Regulators - DC DC Switching Controllers
Description IC REG CTRLR FLYBACK 16DIP
Lifecycle Obsolete
RoHS No RoHS Information
EDA/CAD Models L5991A PCB Footprint and Symbol
Warehouses USA, Europe, China, Hong Kong SAR
Estimated Delivery Nov 29 - Dec 4 (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

L5991A Specifications

Part Number L5991A
Brand STMicroelectronics
Lifecycle Obsolete
RoHS No RoHS Information
Product Line Semiconductors
Category Power Management ICs
Subcategory Voltage Regulators - DC DC Switching Controllers
Manufacturer STMicroelectronics
Series -
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) 7.6V ~ 20V
Frequency - Switching Up to 1MHz
Duty Cycle (Max) 93%
Synchronous Rectifier Yes
Clock Sync No
Serial Interfaces -
Control Features Current Limit, Frequency Control, Soft Start
Operating Temperature -40°C ~ 150°C (TJ)
Package / Case 16-DIP (0.300", 7.62mm)
Supplier Device Package 16-DIP

L5991A Documents

L5991A, L5991A Datasheet (Total Pages: 23, Size: 410.86 KB)
L5991 Datasheet CoverL5991 Datasheet Page 2L5991 Datasheet Page 3L5991 Datasheet Page 4L5991 Datasheet Page 5L5991 Datasheet Page 6L5991 Datasheet Page 7L5991 Datasheet Page 8L5991 Datasheet Page 9L5991 Datasheet Page 10L5991 Datasheet Page 11L5991 Datasheet Page 12L5991 Datasheet Page 13L5991 Datasheet Page 14
Industry Leaders in Quality

Industry Leaders in Quality

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Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number Description Stock

L5991AD

D# E02:0323_00207425

STMicroelectronics

Current Mode PWM Controller 1.5A 1000kHz 16-Pin SO Tube

RoHS: Compliant
Europe - 885

L5991AD13TR

D# V72:2272_18454794

STMicroelectronics

Current Mode PWM Controller 1.5A 1000kHz 16-Pin SO T/R

RoHS: Compliant
Americas - 657
Part Number Description Stock

L5991AD

D# L5991AD

STMicroelectronics

Current Mode PWM Controller 1.5A 16-Pin SO Tube - Rail/Tube (Alt: L5991AD)

Americas - 0

L5991AD13TR

D# L5991AD13TR

STMicroelectronics

Current Mode PWM Controller 1.5A 16-Pin SO T/R - Tape and Reel (Alt: L5991AD13TR)

Americas - 0
Part Number Description Stock

L5991AD

D# L5991AD

STMicroelectronics

Current Mode PWM Controller 1.5A 16-Pin SO Tube (Alt: L5991AD)

Europe - 0

L5991AD13TR

D# L5991AD13TR

STMicroelectronics

Current Mode PWM Controller 1.5A 16-Pin SO T/R (Alt: L5991AD13TR)

Europe - 0
Part Number Description Stock

L5991AD13TR

STMicroelectronics

873

L5991AD

STMicroelectronics

601
Part Number Description Stock

L5991AD

STMicroelectronics

STMICROELECTRONICS L5991AD

Contact Us

E-L5991AD

STMicroelectronics

IC REG CTRLR PWM CM 16-SOIC

117

L5991A

STMicroelectronics

STMICROELECTRONICS L5991AD

Contact Us

L5991AD13TR

STMicroelectronics

IC REG CTRLR PWM CM 16-SOIC

5000

E-L5991A

STMicroelectronics

IC REG CTRLR PWM CM 16-SOIC

117
Part Number Description Stock

L5991A

D# 497-5722-ND

STMicroelectronics

IC REG CTRLR FLYBACK 16DIP

Limited Supply - Call

L5991AD13TR

D# 497-3996-1-ND

STMicroelectronics

IC REG CTRLR FLYBACK 16SOIC

1684 In Stock

E-L5991AD

D# 497-5288-5-ND

STMicroelectronics

IC REG CTRLR FLYBACK 16SOIC

97 In Stock

E-L5991A

D# 497-5287-5-ND

STMicroelectronics

IC REG CTRLR FLYBACK 16DIP

Limited Supply - Call

L5991AD

D# 497-14767-5-ND

STMicroelectronics

IC REG CTRLR FLYBACK 16SO

143 In Stock
Part Number Description Stock

L5991AD13TR

STMicroelectronics

In stock shipping within 2days

262

L5991AD

STMicroelectronics

In stock shipping within 2days

351

L5991A

STMicroelectronics

In stock shipping within 2days

7260
Part Number Description Stock

L5991AD

D# 2849708

STMicroelectronics

PWM CONT, CURRENT MODE, 1MHZ, SOIC-16

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

L5991AD

STMicroelectronics

SO 16 .15 TO JEDEC MS-012

RoHS: Compliant
pbFree: Yes
0 Tube

L5991AD13TR

STMicroelectronics

L5991AD Series 20 V 93% 1 MHz Primary Controller with Standby - SOIC-16

RoHS: Compliant
pbFree: Yes
0 Reel
Part Number Description Stock

L5991AD

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

1334

L5991AD13TR

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

17394

EL5991AD

STMICROELECTRONICS

OEM/CM QUOTES ONLY | NO BROKERS

113

L5991A

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

3942

EL5991ADLF

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

2300
Part Number Description Stock

L5991AD

NXP Semiconductors

OEM/CM ONLY

157
Part Number Description Stock

L5991AD13TR

ST Microwave Corporation

In stock

873
Part Number Description Stock

L5991AD

STMicroelectronics

in stock - can ship the same day

45
Part Number Description Stock

L5991AD13TR

STMicroelectronics

OEM/CM Immediate delivery

162

L5991A

STMicroelectronics

OEM/CM Immediate delivery

1398

E-L5991AD13TR

STMicroelectronics

OEM/CM Immediate delivery

1017

L5991AD

STMicroelectronics

OEM/CM Immediate delivery

1500

L5991A-LT

STMicroelectronics

OEM/CM Immediate delivery

145
Part Number Description Stock

L5991AD

D# 511-L5991AD

STMicroelectronics

Switching Controllers Prog Current Mode

RoHS: Compliant
308

L5991AD13TR

D# 511-L5991AD13TR

STMicroelectronics

Switching Controllers Prog Current Mode

RoHS: Compliant
1849
Part Number Description Stock

L5991AD

D# XSFP00000151826

STMicroelectronics

L5991 Series 20 V 93 % 1 MHz Primary Controller with Standby - SOIC-16

3550
Part Number Description Stock

L5991AD

D# 23AC6596

STMicroelectronics

IND. & POWER CONV. ROHS COMPLIANT: YES

RoHS: Compliant
Min Qty: 1000
Container: Bulk
0

L5991AD13TR

D# 56P8424

STMicroelectronics

SPS ASSP

RoHS: Not Compliant
Min Qty: 2500
Container: TAPE & REEL - FULL
0
Part Number Description Stock

E-L5991AD

D# NS-E-L5991AD

STMicroelectronics

OEM/CM ONLY

8134

L5991AD13TR

D# NS-L5991AD13TR

STMicroelectronics

OEM/CM ONLY

5674

L5991AD

D# NS-L5991AD

STMicroelectronics

OEM/CM ONLY

6076

L5991A

D# NS-L5991A

STMicroelectronics

OEM/CM ONLY

7313

E-L5991A

D# NS-E-L5991A

STMicroelectronics

OEM/CM ONLY

8277
Part Number Description Stock

L5991AD

STMicroelectronics

480
Part Number Description Stock

L5991AD

STMicroelectronics

OEM/CM ONLY

2233

L5991A

STMicroelectronics

OEM/CM ONLY

2016

EL5991AD

STMicroelectronics

OEM/CM ONLY

192

L5991AD13TR

STMicroelectronics

OEM/CM ONLY

18384
Part Number Description Stock

L5991AD

STMicroelectronics

IN stock Immediate delivery

1515

E-L5991AD13TR

STMicroelectronics

IN stock Immediate delivery

1012

L5991A

STMicroelectronics

IN stock Immediate delivery

1413

L5991A-LT

STMicroelectronics

IN stock Immediate delivery

140

L5991AD13TR

STMicroelectronics

IN stock Immediate delivery

157
Part Number Description Stock

L5991AD

STMicroelectronics

shipping today

3645

E-L5991AD13TR

STMicroelectronics

shipping today

1638

L5991AD13TR

Renesas Electronics Corporation

shipping today

5996

L5991A

STMicroelectronics

shipping today

47
Part Number Description Stock

L5991AD

D# 53520135

STMicroelectronics

Current Mode PWM Controller 1.5A 1000kHz 16-Pin SO Tube

RoHS: Compliant
Americas - 885

L5991AD13TR

D# 25820485

STMicroelectronics

Current Mode PWM Controller 1.5A 1000kHz 16-Pin SO T/R

RoHS: Compliant
Americas - 657
Part Number Description Stock

L5991AD

STMicroelectronics

RFQ

3485

E-L5991AD

STMicroelectronics

RFQ

13354

L5991AD13TR

STMicroelectronics

RFQ

11813
Part Number Description Stock

L5991AD

D# 2849708

STMicroelectronics

PWM CONT, CURRENT MODE, 1MHZ, SOIC-16

RoHS: Compliant
Min Qty: 1
Container: Each
0

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Quote LimitNo Limit
Lead-TimeCan Ship Immediately
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100$ 0.0000$ 0.0000
500$ 0.0000$ 0.0000
1000$ 0.0000$ 0.0000
2500$ 0.0000$ 0.0000

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