lm2575t-12v

1A Step-Down Voltage Regulator, TO220, 40V to 60V, 52 kHz, lm2575t-12v

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Price:: US $1.00~2.00 / piece [Get Latest Price]

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PartNumber:: lm2575t-12v

Brand:: National Semiconductor - NS | Pack: TO | D/C: 10+

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: 2012-02-09

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Product Summary

The lm2575t-12v is a 1A Step-Down Voltage Regulator. It provides all the active functions for a step-down (buck) switching regulator, capable of driving a 1A load with excellent line and load regulation. The lm2575t-12v is available in fixed output voltages of 3.3V, 5V, 12V, 15V, and an adjustable output version. Requiring a minimum number of external components, the regulator lm2575t-12v is simple to use and include internal frequency compensation and a fixed-frequency oscillator. Applications include: Simple high-efficiency step-down (buck) regulator, Efficient pre-regulator for linear regulators, On-card switching regulators, Positive to negative converter (Buck-Boost).

Parametrics

lm2575t-12v absolute maximum ratings: (1)Maximum Supply Voltage: 45V; (2)ON /OFF Pin Input Voltage: -0.3V ≤ V ≤ +VIN; (3)Output Voltage to Ground(Steady State): 1V; (4)Power Dissipation: Internally Limited; (5)Storage Temperature Range: -65℃ to +150℃; (6)Maximum Junction Temperature: 150℃.

Features

lm2575t-12v features: (1)Guaranteed 1A output current; (2)Wide input voltage range, 40V up to 60V for HV version; (3)Requires only 4 external components; (4)52 kHz fixed frequency internal oscillator; (5)TTL shutdowcapability, low power standby mode; (6)High efficiency; (7)Uses readily available standard inductors; (8)Thermal shutdowand current limit protection; (9)P+ Product Enhancement tested.