APE8903B datasheet(2/10 Pages) A-POWER

2 / 10 page

Advanced Power

Electronics Corp.

APE8903B

2. Using an MLCC as the Output Capacitor

ABSOLUTE MAXIMUM RATINGS (Note1)

CNTL Supply Voltage (VCNTL) --------------------------- -0.3V To 6.5V

Input Supply Voltage (VIN) -------------------------------- -0.3V To 6.5V

EN & FB Pin Voltage (VEN/VFB) ------------------------- -0.3V To VCNTL+0.3V

Power Good Voltage (VPOK) ----------------------------- -0.3V To 6.5V

Power Dissipation (PD) ----------------------------------- 2.5W

Storage Temperature Range (TST) --------------------- -65°C To 150°C

Junction Temperature Range (TJ) ---------------------

-40°C To 150°C

Thermal Resistance Junction to Ambient (Rthja)

Note

40°C/W

Thermal Resistance Junction to Case (Rthjc) ------- 15°C/W

Note. Rthja is measured with the PCB copper area (need connect to Expose-Pad) of approximately 1.5 in

2 (Multi-layer)

RECOMMENDED OPERATING CONDITIONS

Operating Junction Temperature Range (TOJ) ------ -40°C To 125°C

Operating Ambient Temperature Range (TOA) ------ -40°C To 85°C

VCNTL Supply Voltage (VCNTL) ------------------------- 3V To 6V

Input Supply Voltage (VIN) -------------------------------- 1.1V To 5.5V

Output Voltage (VOUT)@VCNTL=5V --------------------- 0.8V To 2.8V

Output Cunrrent (IOUT) ------------------------------------- 0A To 3A

PACKAGE/ORDERING INFORMATION

TYPICAL APPLICATION

( Top View)

VOUT

ESOP-8

GND

POK

VIN

VCNTL

GND

VIN=1.8V

10K

VOUT=1.2V/2A

VFB = 0.8V

APE8903B

VCNTL

VOUT

GND

POK

VIN

56pF

10uF

1uF

4.7uF

VOUT=VFB x (1+R1/R2)

VCNTL=5V

78K

39K

OFF

Package Type

MP : ESOP-8

APE8903BX-X - HF

EN Function

A : Pull Low

B : Pull High

Halogen Free

APE8903B Datasheet(PDF) 2 Page - Advanced Power Electronics Corp.

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