Varnitronics
LM2596S-12 GR
GR

LM2596S-12

Buck Switching Regulator IC Fixed 12V 1 Output 3A TO-263-5L

TO-263-5LRoHSActive

DC-DC switching step-down converter

Manufacturer
GR
Manufacturer part #
LM2596S-12
Store part #
C19631824
Package / case
TO-263-5L
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

100% Authentic · 30-Day Return or Replacement · policy

2,723 in stock

#C19631824

Stock & price checked 27 h ago

QuantityUnit pricePack price
1+₹55.47₹55.47
10+₹43.51₹435.10
30+₹38.29₹1,148.70
100+₹31.98₹3,198.00
500+₹29.16₹14,580.00
800+₹27.41₹21,928.00

1 × ₹55.47

₹55.47

excl. GST

₹65.45 incl. 18% GST

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  • GST invoice with every order
  • Standard pack: 800 per reel

LM2596S-12

₹55.47 for 1 + GST

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Specifications

Operating Temperature
-20℃~+70℃
Frequency - Switching
170kHz
Function
Step-down type
Number of Outputs
1
Features
Overcurrent Protection
Topology
Buck
Output Type
Fixed
Operating Voltage
4.5V~40V
Switch tube (built-in/external)
Built-in
Output Voltage
12V
Output Current
3A
Quiescent Current
2mA

Packaging & compliance

RoHS
RoHS
Lifecycle
Active
Moisture sensitivity
MSL 3 (168 hours)
ECCN
EAR99
Packaging
Tape & Reel (TR)
Standard pack
800 / Reel
Sold per
Piece
Minimum order
1
Unit weight
2.154 g

Overview

The LM2596-xx series is a DC/DC step-down switching converter controlled by a fixed-frequency 170kHz PWM. It mainly consists of internal frequency compensation, fixed-frequency oscillator, built-in overcurrent protection, and power switch control circuits. Capable of driving 3A loads, it offers high efficiency, low ripple, and excellent line and load regulation. Only a minimal number of external components are required to implement DC/DC step-down voltage regulation, making it simple and practical. The PWM control circuit can linearly adjust the duty cycle from 0 to 100%. It supports external enable control. When overcurrent occurs, a built-in secondary overcurrent protection module activates, reducing the PWM frequency from 170kHz to 50kHz.

Applications

  • LCD monitors and LCD TVs
  • ADSL modems
  • LED lighting fixtures, LED backlights
  • Digital photo frames
  • Telecommunications/networking equipment

Key features

  • Built-in thermal shutdown protection
  • Built-in overcurrent protection
  • Built-in secondary overcurrent protection
  • Excellent line and load regulation
  • ON/OFF pin with hysteresis
  • TTL-compatible shutdown capability
  • Integrated high-efficiency power switch
  • High efficiency
  • Minimal external components
  • Wide input voltage range: 4.5V~40V
  • Fixed output voltage: 3.3V, 5V, 12V, etc.
  • Adjustable output voltage range: 1.3V~37V (adjustable)
  • High output accuracy: ±24%
  • Fixed switching frequency: 170kHz
  • Maximum duty cycle: 100%
  • Maximum output current: 3A
  • Minimum dropout voltage: 1.5V
  • Package: TO220-5L, TO263-5L

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