RT9721A RICHTEK [Richtek Technology Corporation], RT9721A Datasheet - Page 7

• Manufacturer Part Number: RT9721A
• Description: 80m?, 500mA High-Side Power Switches with Flag
• Manufacturer: RICHTEK [Richtek Technology Corporation]

DS9721A/B-02 April 2011
900
850
800
750
700
650
600
550
500
2.0
1.8
1.6
1.4
1.2
1.0
0.8
14
12
10
8
6
4
2
2.5
2.5
2.5
EN Threshold Volatge vs. Input Voltage
FLAG Delay Time vs. Input Voltage
Current Limit vs. Input Voltage
3
3
3
3.5
3.5
3.5
Input Voltage (V)
Input Voltage (V)
Input Voltage (V)
4
4
4
Rising
Falling
4.5
4.5
4.5
V
IN
− V
R
LOAD
OUT
5
5
5
= 1V
= 0Ω
5.5
5.5
5.5
(2V/Div)
(2V/Div)
V
V
OUT
IN
14.0
13.5
13.0
12.5
12.0
11.5
11.0
10.5
10.0
900
850
800
750
700
650
600
550
500
-50
-50
FLAG Delay Time vs. Temperature
-25
-25
Current Limit vs. Temperature
Power On from V
0
0
Time (2ms/Div)
Temperature
Temperature
25
25
RT9721A/B
50
50
V
V
IN
IN
(°C)
(°C)
www.richtek.com
= 5V, R
= 5V, V
75
75
IN
R
LOAD
LOAD
OUT
100
100
= 200Ω
= 0Ω
= 4V
125
125
7