MAX4917A Maxim, MAX4917A Datasheet - Page 4

• Manufacturer Part Number: MAX4917A
• Description: The MAX4914B/MAX4915A/B/MAX4917A/B family of switches feature internal current limiting to prevent damage to host devices due to faulty load conditions
• Manufacturer: Maxim

100mA/200mA/300mA Current-Limit Switches
with Low Shutdown Reverse Current
(V
4
IN
_______________________________________________________________________________________
1.4
1.2
1.0
0.8
0.6
0.4
0.2
50
45
40
35
30
25
20
= 3.3V, T
0
-40
-40
V
CC
NORMALIZED ON-RESISTANCE
= 5V
FLAG-BLANKING TIMEOUT
-15
-15
A
= +25°C, unless otherwise noted.)
vs. TEMPERATURE
vs. TEMPERATURE
TEMPERATURE (°C)
TEMPERATURE (°C)
10
10
C
C
IN
OUT
35
35
= 1μF
CURRENT-LIMIT RESPONSE
= 0.1μF
(OUT SHORTED TO GND)
60
60
40μs/div
85
85
MAX4914A/B toc13
Typical Operating Characteristics (continued)
500
450
400
350
300
250
200
150
100
50
0
CURRENT-LIMIT RESPONSE (V
0
C
C
IN
OUT
0.3
= 0.1μF
V
2V/div
V
2V/div
I
5A/div
0V
0V
0A
OUT
= 0.1μF
0.6 0.9 1.2 1.5 1.8
IN
OUT
vs. OUTPUT VOLTAGE
MAX4915_
OUTPUT CURRENT
V
IN
20μs/div
- V
OUT
(V)
2.1 2.4
ON
MAX4914A/B toc11
2.7
RISING)
3.0
3.3
TURN-ON RESPONSE
V
2V/div
0V
V
2V/div
0V
I
100mA/div
0mA
OUT
IN
ON
20μs/div
0.01
100
0.1
10
1
-40
C
C
I
LOAD
IN
OUT
(V
MAX4914A/B toc14
= 0.1μF
SWITCH TURN-ON/OFF TIMES
= 10mA
= 0.1μF
IN
CURRENT-LIMIT RESPONSE
-15
AND V
vs. TEMPERATURE
TEMPERATURE (°C)
V
1V/div
I
50mA/div
10
0V
0mA
OUT
ON
ON
20μs/div
OFF
RISING TOGETHER)
ON
35
C
C
IN
OUT
60
MAX4914A/B toc12
= 0.1μF
= 0.1μF
85
V
1V/div
I
100mA/div
0V
0mA
OUT
IN
= V
ON