
Advanced Power
Electronics Corp. APE8981
ELECTRICAL SPECIFICATIONS
V
CNTL
= 5V, V
IN
=1.8V, V
OUT
=1.2V, T
A
=25
o
C unless otherwise specified
Parameter SYM TEST CONDITION MIN TYP MAX
UNITS
V
CNTL
Operation Voltage V
CNTL
2.8 - 5.5 V
V
IN
POR Threshold V
IN
0.8 0.9 1 V
V
IN
POR Hysteresis V
IN(hys)
- 0.5 - V
V
CNTL
Nominal Supply Current I
CNTL
EN= V
CNTL
- 1.3 - mA
APE8981MP-A - - 1
APE8981MP-B - 10 30
V
CNTL
=3 ~ 6V, I
OUT
=10mA,
V
IN
=V
OUT
+0.5~5.5V
Load Regulation I
OUT
=0A ~ 2A - 0.5 1 %
I
OUT
=100mA, V
CNTL
=V
EN
=5.0V,
V
OUT
=1.2V
Dropout Voltage
V
DROP
I
OUT
= 2A, V
CNTL
=5V, V
OUT
= 1.2V
- 0.21 0.3 V
V
OUT
Pull Low Resistance EN=0V - 40 - Ω
Soft Start Time T
SS
- 0.2 - ms
V
ENH
Enable 1.2 - -
V
ENL
Disable - - 0.6
EN=5V, APE8981MP-A - 10 20
EN=GND, APE8981MP-B - 10 20
Current Limit I
LIM
V
CNTL
=5V, V
IN
=V
OUT
+1V 3.1 - - A
-65-
-65-
POK Threshold Voltage for Power OK V
POK
VFB Rising 92% 94% 96% V
FB
POK Threshold Voltage for Power Not OK V
PNOK
VFB Falling 83% 88% 91% V
FB
POK Low Voltage POK sinks 5mA - - 0.1 V
POK Delay Time T
DELAY
0.8 2 10 ms
Thermal Shutdown Threshold
(Note1)
T
SD
- 160 -
o
C
Thermal Shutdown Hysteresis
(Note1)
-40-
o
C
Note1: Guarantee by design, not production tested.
105
0.8
3
V
0.816 V
150
mΩ
dB
uA
EN Pin Logic High Threshold Voltage
On Resistance
R
DS(ON)
VCNTL Shutdown Current
I
SD
uA
Feedback Voltage
V
FB
0.784
F=120Hz, I
OUT
=100mA
Ripple Rejection PSRR
EN Pin Pull-Up Current
I
EN
-
V
V
CNTL
EN=0V
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