Copyright

© ANPEC Electronics Corp.

Rev. A.4 - Sep, 2005

APW7077/A

www.anpec.com.tw

2

APW7077/A

Package Code

B : SOT-23-5

Temp. Range

I : -40 to 85 C

Handling Code

TU : Tube

TR : Tape & Reel

Voltage Code

R : 3.3V

Z : 5.0V

Lead Free Code

L : Lead Free Device

Blank : Original Device

°

Handling Code

Temp. Range

Package Code

APW7077 B :

77RX

Lead Free Code

Voltage Code

APW7077A B :

A77X

XX - Date Code, R : 3.3V

X - Date Code

Ordering and Marking Information

Block Diagram

Driver

PWM

Controller

Phase

Compensation

Soft-Start

Voltage

Reference

RAMP

GEN.

EXT

GND

CE

Oscillator

Error Amp.

PWM Comp.

APW7077A

FB

Driver

PWM

Controller

Phase

Compensation

Soft-Start

Voltage

Reference

RAMP

GEN.

EXT

NC

GND

CE

Oscillator

Error Amp.

PWM Comp.

AP W 7077

Vref=1.0V

Note: ANPEC lead-free products contain molding compounds/die attach materials and 100% matte tin plate

termination finish; which are fully compliant with RoHS and compatible with both SnPb and lead-free soldiering

operations. ANPEC lead-free products meet or exceed the lead-free requirements of IPC/JEDEC J STD-020C

for MSL classification at lead-free peak reflow temperature.