MAX1693HEUB Maxim Integrated, MAX1693HEUB Datasheet - Page 5

• Manufacturer Part Number: MAX1693HEUB
• Description: Power Switch ICs - USB USB Current-Limited Switch w/Fault Blank
• Manufacturer: Maxim Integrated

Specifications of MAX1693HEUB

• Supply Voltage - Min: 3 V
• Supply Voltage - Max: 5.5 V
• Number Of Switches: Single
• Off Time (max): 20 us
• On Resistance (max): 90 Ohms
• On Time (max): 200 us

(V
IN
1
2
3
4
= +5V, T
CH1 = V
CH3 = V
12
10
8
6
4
2
0
-40
I
V
OUT
OUT
FAULT
IN
-20
SWITCH TURN-ON TIME
= 3V OR 5V
A
, 5V/div; CH2 = V
= 850mA
FAULT-BLANKING TIMEOUT
, 5V/div; CH4 = I
= +25°C, unless otherwise noted.)
vs. TEMPERATURE
0
MAX1693
TEMPERATURE (°C)
20µs/div
_______________________________________________________________________________________
20
ON
OUT
40
, 5V/div;
, 200mA/div
60
80
100
USB Current-Limited Switches
Typical Operating Characteristics (continued)
1
2
3
4
1
2
3
4
CH1 = V
CH3 = V
CH1 = V
5V/div; CH3 = V
CURRENT-LIMIT AND FAULT RESPONSE
IN
OUT
FAULT
, 200mV/div, AC-COUPLED; CH2 = V
SWITCH TURN-OFF TIME
, 5V/div; CH2 = V
, 5V/div; CH4 = I
FAULT
MAX1693
MAX1693
, 5V/div; CH4 = I
1µs/div
2ms/div
ON
OUT
, 5V/div;
, 200mA/div
OUT
, 500mA/div
with Fault Blanking
OUT
,
1
2
3
4
1
2
3
4
CH1 = V
5V/div; CH3 = V
CH1 = V
CH3 = I
(TYPICAL USB APPLICATION)
CURRENT-LIMIT RESPONSE
IN
FOLDBACK-
CURRENT LIMIT
OUT
OUT
, 200mV/div, AC-COUPLED; CH2 = V
FULL-CURRENT LIMIT
CHARGES CAPACITOR
, 500mA/div; CH4 = V
, 5V/div; CH2 = V
FAULT
STARTUP TIME
MAX1693
MAX1693
10µs/div
, 5V/div; CH4 = I
1ms/div
ON
, 5V/div;
FAULT
C
R
OUT
RESISTOR
LOAD
CURRENT
L
L
= 150µF
= 15Ω
, 5V/div
, 1A/div
OUT
,
5