Product Summary

The LM2675MX-12 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 current with excellent line and load regulation.

Parametrics

Absolute maximum ratings: (1)Supply Voltage:45V; (2)ON/OFF Pin Voltage:-0.1V ≤ VSH ≤ 6V; (3)Switch Voltage to Ground:-1V; (4)Boost Pin Voltage VSW:+8V; (5)Feedback Pin Voltage:-0.3V ≤ VFB ≤ 14V; (6)ESD Susceptibility:Human Body Model:2 kV; (7)Power Dissipation:Internally Limited; (8)Storage Temperature Range:-65℃ to +150℃; (9)Maximum Junction Temperature:+150℃.

Features

Features: (1)Efficiency up to 96%; (2)Available in SO-8, 8-pin DIP and LLP packages; (3)Simple and easy to design with; (4)Requires only 5 external components; (5)Uses readily available standard inductors; (6)3.3V, 5.0V, 12V, and adjustable output versions; (7)Adjustable version output voltage range: 1.21V to 37V; (8)±1.5% max output voltage tolerance over line and load conditions; (9)Guaranteed 1A output load current; (10)0.25Ω DMOS Output Switch; (11)Wide input voltage range: 8V to 40V; (12)260 kHz fixed frequency internal oscillator; (13)TTL shutdown capability, low power standby mode; (14)Thermal shutdown and current limit protection.

Diagrams

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
LM2675MX-12
LM2675MX-12
National Semiconductor (TI)
Switching Converters, Regulators & Controllers
Data Sheet
0-2500: $1.08
LM2675MX-12/NOPB
LM2675MX-12/NOPB
National Semiconductor (TI)
Switching Converters, Regulators & Controllers
Data Sheet
0-1: $2.16
1-10: $1.94
10-25: $1.73
25-50: $1.63