MIC4043YM4 datasheet(2/12 Pages) MICREL

Part #	MIC4043YM4

Description	Low-Voltage Secondary-Side Shunt Regulator

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Manufacturer	MICREL [Micrel Semiconductor]

Direct Link	http://www.micrel.com

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MIC4043

Micrel

MIC4043

2

November 2000

Pin Description

Pin Number

Pin Name

Pin Function

1

IN

Input: Supply voltage input.

2

SNK

Sink (Output): NPN open collector output.

3

GND

Ground

4

FB

Feedback (Input): Feedback input from external voltage-divider network.

Pin Configuration

3

4

12

FB

GND

SNK

Part

Identification

IN

RBxx

MIC4043

Ordering Information

Part Number

Marking

Voltage

Tolerance

Configuration

Temperature Range

Package

Lead-Finish

MIC4043BM4

RB1D

1.245V

1%

Open Collector

–40

°C to +85°C

SOT-143

Leaded

MIC4043YM4

RB1D

1.245V

1%

Open Collector

–40°C to +85°C

SOT-143

Pb-Free

Absolute Maximum Ratings (Note 1)

Input Voltage (V

IN) ...................................................... +15V

Output Voltage (V

SNK) ................................................ +15V

Storage Temperature (T

S) ....................... –65°C to +150°C

ESD Rating, Note 3

human body model .................................................... 2kV

machine model ........................................................ 200V

Operating Ratings (Note 2)

Input Voltage (V

IN) ...................................................... +10V

Output Voltage (V

SNK) ................................................ +10V

Maximum Output Current (I

SNK) ................................ 15mA

Temperature Range (T

A) ........................... –40°C to +85°C

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