MAX891LEUA Maxim Integrated Products, MAX891LEUA Datasheet - Page 4

• Manufacturer Part Number: MAX891LEUA
• Description: Current Limit SW 1-IN 1-OUT 2.7V to 5.5V 0.5A 8-Pin uMAX
• Manufacturer: Maxim Integrated Products

Specifications of MAX891LEUA

• Package: 8uMAX
• Input Voltage: 2.7 to 5.5 V
• Maximum Output Current: 0.5(Typ) A
• Number Of Outputs: 1
• Operating Temperature: -40 to 85 °C

Current-Limited, High-Side
P-Channel Switches with Thermal Shutdown
4
(Typical Operating Circuit, T
__________________________________________Typical Operating Characteristics
_______________________________________________________________________________________
0.06
0.05
0.04
0.03
0.02
0.01
1.2
1.0
0.8
0.6
0.4
0.2
14
12
10
0
8
6
4
2
0
0
-40
0
0
NORMALIZED OUTPUT CURRENT
OFF-SWITCH LEAKAGE CURRENT
V
-20
IN
1
1
= 5V
vs. OUTPUT VOLTAGE
QUIESCENT CURRENT
vs. INPUT VOLTAGE
vs. TEMPERATURE
OUTPUT VOLTAGE (V)
0
INPUT VOLTAGE (V)
TEMPERATURE (°C)
2
2
20
3
3
40
A
4
4
= +25°C, unless otherwise noted.)
60
5
5
80
I
LIMIT
100
6
6
260
240
220
200
180
160
140
120
100
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
80
60
14
13
12
11
10
9
8
7
-40
-40
-40
I
I
LOAD
LOAD
-20
-20
NORMALIZED ON-RESISTANCE
-20
= I
= 1/2I
QUIESCENT CURRENT
LIM
vs. TEMPERATURE
vs. TEMPERATURE
vs. TEMPERATURE
0
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
LIM
TURN-ON TIME
20
20
20
40
40
40
V
IN
60
60
60
= 3V
V
IN
V
V
IN
IN
80
80
80
= 5V
= 5V
= 3V
100
100
100
1400
1200
1000
800
600
400
200
0.06
0.05
0.04
0.03
0.02
0.01
0
4
3
2
1
0
0
-40
-40
0
I
LOAD
-20
20
-20
= I
OFF-SUPPLY CURRENT
LIM
vs. TEMPERATURE
40
0
vs. TEMPERATURE
0
TURN-OFF TIME
TEMPERATURE (°C)
I
TEMPERATURE (°C)
OUT
vs. I
/I
I
20
60
LIMIT
20
SET
LIMIT
(%)
RATIO
80
40
40
100
60
60
V
V
120
IN
IN
80
80
= 5V
= 3V
140
100
100