User guide

AP3513E
Document number: DS36692 Rev. 2 - 2
5 of 11
www.diodes.com
January 2014
© Diodes Incorporated
AP3513E
A Product Line of
Diodes Incorporated
NEW PROD UCT
Electrical Characteristics (Cont. V
IN
= V
EN
= 12V, V
OUT
= 3.3V, T
A
= +25ºC, unless otherwise specified.)
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
ERROR AMPLIFIER
A
EA
Error Amplifier Voltage Gain (Note 5)
–
–
400
–
V/V
G
EA
Error Amplifier Transconductance
–
–
800
–
μA/V
G
CS
COMP to Current Sense
Transconductance
–
–
5.2
–
A/V
THERMAL SHUTDOWN
T
OTSD
Thermal Shutdown (Note 5)
–
–
+160
–
ºC
T
HYS
Thermal Shutdown Hysteresis (Note 5)
–
–
+30
–
ºC
SOFT START (SS PIN)
t
SS
Soft-start Time (Note 5)
C
SS
= 0.1μF
–
15
–
ms
–
Soft-start Current
–
–
5
–
μA
Notes: 5. Not tested, guaranteed by design.
6. R
DSON
=
SW2SW1
SW2SW1
I-I
V-V