ap2145 Diodes, Inc., ap2145 Datasheet - Page 9

• Manufacturer Part Number: ap2145
• Description: 0.5a Single Channel Current-limited Power Switch
• Manufacturer: Diodes, Inc.

Typical Performance Characteristics
AP2145/AP2155 Rev. 1
2.05
2.04
2.03
2.02
2.01
2.00
1.99
1.98
1.97
1.96
1.95
45
40
35
30
25
20
15
10
5
0
145
135
125
115
105
2
-60
95
85
75
65
-60
Static Drain-Source On-State Resistance vs Ambient
3
Undervoltage Lockout vs Ambient Temperature
-40
-40
Current Limit Response vs Peak Current
4
-20
-20
Ambient Temperature (°C)
5
Ambient Temperature (°C)
Vin=3.3V
Temperature
0
Peak Current (A)
UVLO Rising
UVLO Falling
0
6
20
20
7
40
40
8
Vin=5V
V IN =5V
T A =25°C
C L =22uF
60
60
0.5A SINGLE CHANNEL CURRENT-LIMITED POWER
9
www.diodes.com
80
80
10
9 of 14
100
100
1.15
1.14
1.13
1.12
1.11
1.10
750
745
740
735
730
725
720
(Continued)
-60
2.8
Short-Circuit Output Current vs Ambient Temperature
-40
3.3
Threshold Trip Current vs Input Voltage
-20
AP2145/AP2155
Vin=3.3V
Ambient Temperature (°C)
3.8
0
Input Voltage (V)
20
4.3
Vin=5V
40
DECEMBER 2009
©
4.8
Diodes Incorporated
60
T A =25°C
C L =22uF
SWITCH
5.3
80
100