APL5912
Electrical Characteristics (Cont.)
Refer to the typical application circuit. These specifications apply over, V
CNTL
= 5V, V
IN
= 1.5V, V
OUT
= 1.2V and T
A
= 0
to 70
°
C, unless otherwise specified. Typical values refer to T
A
= 25
°
C.
Symbol
OUTPUT VOLTAGE
V
REF
Parameter
Test Conditions
APL5912
Min
Typ
0.8
o
Max
Unit
Reference Voltage
Output Voltage Accuracy
Line Regulation
Load Regulation
FB =VOUT
I
OUT
=0A ~ 5A, T
J
= -25 ~125 C
V
CNTL
=3.3 ~ 5V
I
OUT
=0A ~ 5A
I
OUT
= 5A, V
CNTL
=5V, T
J
= 25
o
C
I
OUT
= 5A, V
CNTL
=5V, T
J
= -25~125 C
V
CNTL
=5V, T
J
= 25 C
o
o
V
+1.5
%
%
%
V
V
A
A
A
A
o
o
-1.5
0.06 0.15
0.06 0.15
0.15
0.2
0.25
7
o
DROPOUT VOLTAGE
Dropout Voltage
PROTECTION
8
7.8
150
50
V
FB
Falling
0.3
0.4
0.4
30
EN=GND
10
2
0.5
9
8.8
V
CNTL
=5V, T
J
= -25 ~ 125 C
V
CNTL
=3.3V, T
J
= 25
o
C
V
CNTL
=3.3V, T
J
= -25 ~ 125 C
T
SD
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
Under-Voltage Threshold
ENABLE and SOFT-START
EN Logic High Threshold Voltage V
EN
Rising
EN Hysteresis
EN Pin Pull-Up Current
T
SS
Soft-Start Interval
POWER OK and DELAY
POK Threshold Voltage for
V
POK
Power OK
POK Threshold Voltage for
V
PNOK
Power Not OK
POK Low Voltage
T
DELAY
POK Delay Time
V
mV
µ
A
mS
T
J
Rising
o
I
LIM
Current Limit
6
6.8
6
C
C
V
V
FB
Rising
V
FB
Falling
POK sinks 5mA
90% 92% 94% V
REF
79% 81% 83% V
REF
0.25
1
3
0.4
10
V
mS
Copyright
©
ANPEC Electronics Corp.
Rev. A.6 - Jun., 2005
5
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ANPEC [ ANPEC ELECTRONICS COROPRATION ]
