6 New SIMPLE SWITCHER® Regulators/Eval Boards

High-Frequency with 'Dial In' Performance Enhancement to WEBENCH® Tool

IN STOCK NOW!

National recently announced
the addition of six high-frequency buck regulators to its popular SIMPLE SWITCHER® product family along
with a "dial-in" performance enhancement to its WEBENCH® design environment. The six new regulators feature a unique combination of high performance, flexibility, and ease-of-use for DC-DC power supply designs.

WEBENCH ® Design Quick Link
I_OUT	V_IN=6V to 42V	V_IN=6V to 75V
0.5A	LM25574	LM5574
1.5A	LM25575	LM5575
3.0A	LM25576	LM5576

Digi-Key p/n	National p/n	V_IN Range	V_OUT Range	IOUT	fswitch Range	Package
LM5576MH-ND	LM5576MH	6V to 75V	1.225V to V_IN	3A	50kHz to 500 kHz	TSSOP20-EP
LM5576EVAL-ND	LM5576EVAL	Evaluation Board for LM5576MH
LM25576MH-ND	LM25576MH	6V to 42V	1.225V to V_IN	3A	50kHz to 1MHz	TSSOP20-EP
LM25576EVAL-ND	LM25576EVAL	Evaluation Board for LM25576MH
LM5575MH-ND	LM5575MH	6V to 75V	1.225V to V_IN	1.5A	50kHz to 500 kHz	TSSOP16-EP
LM5575EVAL-ND	LM5575EVAL	Evaluation Board for LM5575MH
LM25575MH-ND	LM25575MH	6V to 42V	1.225V to V_IN	1.5A	50kHz to 1MHz	TSSOP16-EP
LM25575EVAL-ND	LM25575EVAL	Evaluation Board for LM25575MH
LM5574MT-ND	LM5574MT	6V to 75V	1.225V to V_IN	0.5A	50kHz to 500 kHz	TSSOP-16
LM5574EVAL-ND	LM5574EVAL	Evaluation Board for LM5574MT
LM25574MT-ND	LM25574MT	6V to 42V	1.225V to V_IN	0.5A	50kHz to 1MHz	TSSOP-16
LM25574EVAL-ND	LM25574EVAL	Evaluation Board for LM25574MT

SIMPLE SWITCHER® Product Training Module (PTM)


KEY FEATURES:

		Ultra-wide input voltage range from 6V to 42V / 6V to 75V
		Adjustable output voltage as low as 1.225V
		1.5% feedback reference accuracy
		Operating frequency adjustable between 50kHz and 500kHz / 50kHz and 1 MHz with single resistor


		Master or slave frequency synchronization
		Adjustable soft-start
		Emulated current mode control architecture
		Wide bandwidth error amplifier
		Built-in protection