APU3073 查看數據表（PDF） - Advanced Power Electronics Corp

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APU3073

SYNCHRONOUS PWM CONTROLLER WITH OVER-CURRENT PROTECTION / LDO CONTROLLER

Advanced Power Electronics Corp 

APU3073

ABSOLUTE MAXIMUM RATINGS

Vcc Supply Voltage ................................................... -0.5 - 25V

VcL, VcH Supply Voltage .......................................... -0.5 - 25V

Storage Temperature Range ...................................... -65°C To 150°C

Operating Junction Temperature Range ..................... 0°C To 125°C

CAUTION: Stresses above those listed in "Absolute Maximum Ratings" may cause permanent damage to the device.

PACKAGE INFORMATION

16-Pin TSSOP (O)

Fb2 1

Drv2 2

Rt 3

SS/SD 4

Comp 5

Fb1 6

VP1 7

VREF 8

16 OCSet

15 VcH

14 HDrv

13 Gnd

12 PGnd

11 LDrv

10 VcL

9 Vcc

uJA=908C/W

ELECTRICAL SPECIFICATIONS

Unless otherwise specified, these specifications apply over Vcc=5V, VcL=VcH=12V and TA=0°C to 70°C. Low duty

cycle pulse testing is used which keeps junction and case temperatures equal to the ambient temperature.

PARAMETER

SYM

TEST CONDITION

MIN TYP MAX UNITS

Feedback Voltage

Fb Voltage

Fb Voltage Line Regulation

Reference Voltage

VFB

LREG

5<Vcc<12

0.784 0.8 0.816 V

0.2 0.625 %

Ref Voltage Initial Accuracy

Drive Current

UVLO

VREF

IREF

Note 1

0.784 0.8 0.816 V

2

mA

UVLO Threshold - Vcc

UVLO Hysteresis - Vcc

UVLO Threshold - VcH

UVLO VCC Supply Ramping Up

UVLO VCH Supply Ramping Up

3.9 4.4 4.8

V

0.25

V

3.3 3.5 3.7

V

UVLO Hysteresis - VcH

UVLO Threshold - Fb1

UVLO Hysteresis - Fb1

UVLO Fb1 Fb Ramping Down

0.2

V

0.3 0.4 0.5

V

0.1

V

Supply Current

Vcc Dynamic Supply Current

Vc Dynamic Supply Current

Dyn ICC Freq=200KHz, CL=1500pF

Dyn IC Freq=200KHz, CL=1500pF

5

10 mA

5

15 mA

Vcc Static Supply Current

Vc Static Supply Current

Soft-Start Section

Charge Current

ICCQ

SS=0V

ICQ

SS=0V

SS IB SS=0V

3.5 10 mA

3

5

mA

10

25

30 mA

2/17

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