Diodes AP2172 - Manual (Page 12)

AP2162/AP2172
1A DUAL CHANNEL CURRENT-LIMITED POWER
SWITCH
AP2162/AP2172 Rev. 5 12 of 17 FEBRUARY 2009
www.diodes.com © Diodes Incorporated
Typical Performance Characteristics
(Continued)
Undervoltage Lockout vs Ambient Temperature
1.60
1.70
1.80
1.90
2.00
2.10
2.20
-60 -40 -20 0 20 40 60 80 100
Ambient Temperature (°C)
U
n
der
vol
ta
ge L
ock
ou
t (
V
)
Threshold Trip Current vs Input Voltage
1.88
1.89
1.90
1.91
1.92
1.93
1.94
1.95
1.96
1.97
1.98
1.99
2.8 3.3 3.8 4.3 4.8 5.3
Input Voltage (V)
Thr
e
s
h
old
Tr
ip
C
u
rr
e
n
t (
A
)
Current Limit Response vs Peak Current
0
20
40
60
80
100
120
0 2 4 6 8 10 12
Peak Current (A)
C
ur
re
nt
Li
m
it
R
e
s
pon
s
e
(
us
)
UVLO Falling
UVLO Rising
TA=25°C
CL=68uF
V IN =5V
T
A
=25°C
C
L
=68uF