LM2596T-3.3

step-down voltage regulator, 3A, 150kHz, TO

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Price:: US $0.35~0.65 / piece [Get Latest Price]

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	US $0.35~0.65

PartNumber:: LM2596T-3.3

Brand:: National Semiconductor - NS | Pack: TO | D/C: 12+

Availability:: Supply Ability: 10000/Week Can Ship Immediately
Delivery: 10-15 Business Days (ships out within 3 Business days)

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Products Upload time: 2012-09-19

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Part Number:LM2596T-3.3
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Product Summary

The LM2596T-3.3 regulator is monolithic integrated circuit that provides all the active functions for a step-down (buck) switching regulator, capable of driving a 3A load withexcellent line and load regulation. The LM2596T-3.3 is available in fixed output voltages of 3.3V, 5V, 12V, and an adjust-able output version. The applications of the LM2596T-3.3 include: Simple high-efficiency step-down (buck) regulator, On-cardswitchingregulators, Positive to negative converter.

Parametrics

LM2596T-3.3 absolute maximum ratings: (1) Maximum Supply Voltage: 45V; (2) ON/OFF Pin Input Voltage: -0.3≤V≤+25V; (3) Feedback Pin Voltage: -0.3≤V≤+25V; (4) Output Voltage to Ground (Steady State) : -1V; (5) Power Dissipation: Internally limited; (6) Storage Temperature Range: -65°C to +150°C; (7) Human Body Model: 2kV; (8) Lead Temperature S Package Vapor Phase(60sec.) : +215°C, Infrared (10sec.) : +245°C; (9) T Package(Soldering,10sec.) : +260°C; (10) Maximum Junction Temperature: +150°C.

Features

LM2596T-3.3 features: (1) 3.3V, 5V, 12V, and adjustable output versions; (2) Adjustable version output voltage range, 1.2V to 37V±4% max over line and load conditions; (3) Available in TO-220 and TO-263 packages; (4) Guaranteed 3A output load current; (5) Input voltage range up to 40V; (6) Requires only 4 external components; (7) Excellent line and load regulation specifications; (8) 150 kHz fixed frequency internal oscillator; (9) TTL shutdown capability; (10) Low power standby mode, IQ typically 80 μAnHigh efficiency; (11) Uses readily available standard inductors; (12) Thermal shutdown and current limit protection.