Copyright

© ANPEC Electronics Corp.

Rev. A.3 - Oct., 2019

APW7159C

www.anpec.com.tw

4

Unless oth erwise sp ecifie d, these specifica tio ns ap ply o ve r V IN=12V, V OUT= 3.3V a nd TA= -4 0 ~ 85

o

C. Typical value s are at TA=25

o

C.

APW7 159C

Symbol

P arame ter

Test Conditions

Min.

Typ.

Ma x.

Unit

SUP PLY CURRENT

VCC Sup ply Curr ent (S hutdown

Mode )

V VCC<5V, S S=GND

-

1

2

mA

IVCC

VCC Sup ply Curr ent

UG ATE1/UGATE2 and

L GATE 1/LGATE2 ope n

-

5

10

mA

PO WER-ON-RES ET ( POR) AND LO CKO UT VOLTAG E THRES HO LDS

Rising VCC Thr eshold

9

9.5

10

V

Fallin g V CC Thresho ld

-

4.6

-

V

Rising VOCSET1/V OCSET2 Threshol d

-

1.6

-

V

Fallin g V OCSET1/VOCSET2 Th reshold

-

1.0

-

V

OS CILLATO R

FOSC

Free Runn ing Frequ ency

RT = NC, V VCC =12V

45

50

55

kHz

Pr ogrammab le Fr equen cy Range

Con nect Resistor from RT to G ND

45

-

400

kHz

Total Fre quen cy A ccura cy

O ve r-Temper ature

-10

-

10

%

V

OSC

Ramp A mplitude

(Note 4)

-

1.9

-

V

Duty Cycl e

0

-

100

%

REFERENCE VO LTAG E

VREF

Referen ce Voltage

-

1.0

-

V

Referen ce Voltage Toler ance

V VCC=10V ~13 .2V

-0.8

-

+0.8

%

Loa d Re gula tio n

(Note 4)

IOUT1= IOUT2=0A~10A

-

0.01

-

%/A

PWM ERROR AMPLIFIERS

Op en Loo p G ain

(No te 4)

RL=10k

Ω, CL=10pF

(Note 4)

-

88

-

dB

Unity-Gain B andwidth

(Note 4)

R

L= 10kΩ, CL=1 0pF

(Note 4)

-

15

-

MHz

Sl ew Rate

(Note 4)

RL=10k

Ω, C

L=1 0pF

(Note 4)

-

6

-

V/

µs

FB1/FB2 Input Cu rrent

V FB1/VFB2=1.0V

-

-

0.1

µA

COMP1 /COMP 2 Source Curre nt

V COMP=2V

-

5

-

mA

COMP1 /COMP 2 Sink Cu rrent

V

COMP= 2V

-

5

-

mA

BOO T-STRAP DIODE AND SOFT- START

VF

Diode For war d Vo ltag e

IF=1 0mA

-

0.8

-

V

ISS

So ft-Sta rt Charg e Cu rrent

24

30

36

µA

Electrical Characteristics