MIC29310 datasheet(2/12 Pages) MICREL

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MIC29310/29312

Micrel

MIC29310/29312

July 1999

Pin Description

Pin Number

Pin Name

Pin Function

MIC29310

MIC29312

Enable (Input): Active-high, logic-level enable/shutdown control.

Unregulated Input: +16V maximum supply.

2, TAB

3, TAB

GND

Ground: Ground pin and TAB are internally connected.

OUT

Regulator Output

ADJ

Ouput Voltage Adjust: 1.24V feedback from external resistive divider.

Pin Configuration

OUT

GND

1IN

MIC29310-x.xBT

TO-220 (T)

ADJ

OUT

GND

2IN

1EN

MIC29312-x.xBT

TO-220-5 (T)

OUT

GND

1IN

MIC29310-x.xBU

TO-263 (U)

ADJ

OUT

GND

2IN

1EN

MIC29312-x.xBU

TO-263-5 (U)

Absolute Maximum Ratings (Note 1)

Input Voltage (V

IN) ........................................ –20V to +20V

Power Dissipation (P

D) ............................ Internally Limited

Storage Temperature Range (T

S) ............ –65°C to +150°C

Lead Temperature (soldering, 5 sec.) ....................... 260

°C

ESD, Note 3

Operating Ratings (Note 2)

Input Voltage (V

IN) ....................................... +2.3V to +16V

Junction Temperature (T

J) ........................... 0°C to +125°C

Package Thermal Resistance

TO-263

(θ

JC) ......................................................... 2°C/W

TO-220 (

JC) ......................................................... 2°C/W

TO-220 (

JA) ....................................................... 55°C/W

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