LM2575 datasheet(1/10 Pages) FCI

tên linh kiện	LM2575

Giải thích chi tiết về linh kiện	1.0A Step - Down Voltage Switching Regulators 1A output current

PDF	10 Pages

Scroll/Zoom	100%

nhà sản xuất	FCI [First Components International]

Trang chủ	http://www.cotra.com.tw/

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1 / 10 page

Description

5V, 12V, 15V and a versatile Adjustable output

a minimum number of external components.

frequency

oscillator.

replacement for popular three-terminal linear regulators,

and is requiring a smaller heat sink or even no heat sink.

performs well with standard

inductors from

several manufacturers, and simplifying the design of

switch-mode power supplies.

tolerance on output voltage within specified input voltages

protection under fault conditions.

TYPICAL APPLICATION

Features

3.3V, 5V, 12V, 15V and

Adjustable version output voltage range

1A output current

Requires Only 4 External Components

High Efficiency

TTL shutdown capability and low power

standby mode

Thermal shutdown, current limit protection

Uses standard inductors

52 kHz fixed frequency internal oscillator

7V - 40V

Unregulated

DC Input

+

C

IN

100 µF

+V

IN

1

5

3

4

2

GND

D1

1N5819

Output

330 µH

L1

Feedback

C

OUT

330 µF

5.0V, 1A

Regulated

Output

+

ON / OFF

Application

Pre-regulator for linear regulators

High-efficiency step-down buck regulator

On-card/ board switching regulators

Positive to negative converter (buck-boost

)

of regulators provides all the active functions

for a step- down (buck) switching regulator, and drives

1A load with excellent line and load regulation.

is available in fixed output volt ages of 3.3V,

version. These regulators are simple to use and require

Features include internal frequency compensation and

a fixed-

and output load conditions, and ±10% on the oscillator

frequency.

External

shutdown

is

included

with

50

uA(typical)

standby current. The output switch has cycle-by-cycle

current limiting as well as thermal shutdown for full

1.23V to 37V ±4% max over line and load

conditions

Adjustable output

versions

LM2575

LM2575 guarantee +/-4%

LM2575 high-efficiency

LM2575 -5.0

LM2575 1.0A Step - Down Voltage Switching Regulators

Số phần tương tự - LM2575

nhà sản xuất	tên linh kiện	bảng dữ liệu	Giải thích chi tiết về linh kiện
Motorola, Inc	LM2575	382Kb / 28P	EASY SWITCHERE??1.0 A STEP-DOWN VOLTAGE REGULATOR
ON Semiconductor	LM2575	382Kb / 26P	1.0 A, Adjustable Output Voltage, Step-Down Switching Regulator May, 2004 ??Rev. 6
Semtech Corporation	LM2575	441Kb / 19P	1A & 3A Miniconverter Switching Regulators
Micrel Semiconductor	LM2575	104Kb / 9P	52kHz Simple 1A Buck Regulator
Texas Instruments	LM2575	195Kb / 12P	1-A SIMPLE STEP DOWN SWITCHING VOLTAGE REGULATOR

More results

Mô tả tương tự - LM2575

nhà sản xuất	tên linh kiện	bảng dữ liệu	Giải thích chi tiết về linh kiện
STMicroelectronics	GS-R51212S	87Kb / 8P	31WTRIPLE OUTPUT STEP-DOWN SWITCHING REGULATORS Jun-1994
List of Unclassifed Man...	GM7110	295Kb / 11P	1A STEP-DOWN VOLTAGE SWITCHING REGULATOR
Gamma Microelectronics ...	GM7110	213Kb / 12P	1A STEP-DOWN VOLTAGE SWITCHING REGULATOR
	GM7130	244Kb / 14P	3A STEP-DOWN VOLTAGE SWITCHING REGULATORS
	GM2574	130Kb / 8P	1.5A STEP DOWN VOLTAGE SWITCHING REGULATORS
	GM7130HV	143Kb / 9P	3A STEP DOWN VOLTAGE SWITCHING REGULATORS
	GM7130	142Kb / 9P	3A STEP DOWN VOLTAGE SWITCHING REGULATORS
	GM7130	501Kb / 10P	3A STEP DOWN VOLTAGE SWITCHING REGULATORS
	GM7130_1312	2Mb / 10P	3A STEP DOWN VOLTAGE SWITCHING REGULATORS
Shanghai Leiditech Elec...	GM7130HV	696Kb / 10P	3A STEP DOWN VOLTAGE SWITCHING REGULATORS

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