AMC34063A

Copyright

© 2006 ADDtek Corp.

2

DD014_E -- JUNE 2006

ABSOLUTE MAXIMUM RATINGS

Operating Junction temperature (M, DM Packages) ………………………………................................ 150 °C

Storage Temperature Range …………………………………………………………………...…. -65°C to 150°C

Lead temperature (Soldering, 10 seconds) …………………………………………………………..………300°C

Note 1:

Exceeding these ratings could cause damage to the device. All voltages are with respect to Ground. Currents are positive into,

negative out of the specified terminal.

THERMAL DATA

M PACKAGE:

1.31W

Thermal Resistance-Junction to Ambient,

θ

JA

95°C /W

DM PACKAGE:

757mW

Thermal Resistance-Junction to Ambient,

θ

JA

165°C /W

BLOCK DIAGRAM

Oscillator

4

3

Gnd

Cap

1.25V

Reference

C

T

2

1

SE

SC

100

Q2

Q1

Q

Isen

5

6

V

FB

V

CC

7

8

R

S

SEN

I

DrC

PIN ASSIGNMENT DESCRIPTIONS

Pin 1 : SC

- Switch Collector

Pin 8 : DrC - Driver Collector

Pin 2 : SE

- Switch Emitter

Pin 3 : Cap

- Oscillator Timing Capacitor

Pin 4 : GND

- Ground