MIC2561 datasheet(2/8 Pages) MICREL

2 / 8 page

MIC2561

Micrel

1997

2-31

Absolute Maximum Ratings (Notes 1 and 2)

Power Dissipation, TAMBIENT ≤ 25°C .... Internally Limited

SOIC ............................................................ 800 mW

Derating Factors (To Ambient)

SOIC ........................................................... 4 mW/

°C

Storage Temperature ............................ –65

°C to +150°C

Maximum Operating Temperature (Die) ................ 125

°C

Operating Temperature (Ambient) .............. 0

°C to +70°C

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

°C

Supply Voltage, VPP IN ................................................... 15V

VCC3 IN ....................................................... VCC5 IN

VCC5 IN ............................................................. 7.5V

Logic Input Voltages .................................. –0.3V to +15V

Output Current (each Output)

VPP OUT .............................................. Internally Limited

VCC OUT ............................................ Internally Limited

VCC OUT, Suspend Mode .............................. 600mA

VCC3 IN

EN1

GND

VPP OUT

VCC OUT

VPP IN

VCC5_EN

EN0

VCC5 IN

VCC3_EN

MIC2561

Control

Logic

Flag

ILimit / Thermal Shut Down

550m

Ω

700m

Ω

210m

Ω

110m

Ω

Pin Configuration

GND

VCC3 IN

VCC OUT

VCC5_EN

VCC3_EN

EN0

EN1

FLAG

VPP IN

VCC OUT

VCC5 IN

VPP OUT

VCC OUT

VCC3 IN

14-Pin SO Package

Note: Both V

CC3 IN pins must be connected.

All three V

CC OUT pins must be connected.

Logic Block Diagram

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