Copyright

 ANPEC Electronics Corp.

Rev. A.5 - Oct., 2003

APL5521

www.anpec.com.tw

2

Pin Description

PIN

No.

Name

I/O

Description

I

Supply Voltage. Voltage can range from 4.75V to 8V

I

Supply Voltage. Voltage can range from 4.75V to 8V

5GND

6GND

7GND

8GND

Ground also functions as a heatsink. Solder to the ground plane to

maximize thermal dissipation

Symbol

Parameter

Rating

Unit

Input Voltage or Out Voltage

9

V

RTH,JA

Thermal Resistance – Junction to Ambient

80

°C/W

PD

Power Dissipation

Internally Limited

W

TJ

Operating Junction Temperature

°C

Control Section

0 to 125

Power Transistor

0 to 150

TSTG

Storage Temperature Range

-65 to +150

°C

TL

Lead Temperature (Soldering, 10 second)

260

°C

Absolute Maximum Ratings

Electrical Characteristics

Unless otherwise noted these specifications apply over full temperature, T

°C.

APL5521

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

V

IN

Input Voltage

4.75

8

V

I

Q

Quiescent Current

10

16

mA

OTS

Over Temperature

Shutdown

150

°C

Over Temperature

Shutdown Hysteresis

Hysteresis

10

°C

TC

Output Voltage

Temperature

Coefficient

50

ppm/

°C