ISL6121LIB-T Intersil, ISL6121LIB-T Datasheet - Page 6

• Manufacturer Part Number: ISL6121LIB-T
• Description: IC SUPPLY/CURR LIMIT CTRLR 8SOIC
• Manufacturer: Intersil

Specifications of ISL6121LIB-T

• Applications: Single Supply/Current Limiting Controller
• Voltage - Supply: 2.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Supply: -
• Voltage - Input: -

ISL6121
Typical Performance Curves
(Continued)
1.6
ENABLE
1.4
1.2
VOUT
1.0
0.8
C
= 100µF
L
0.6
0.4
C
= 0.1µF, 10µF
0.2
L
0
3
4
5
6
7
8
9
10
1
12
VOUT (1V/DIV.)
TIME (200µs/DIV.)
FAULT CURRENT (A)
FIGURE 8. CR SETTLING TIME vs FAULT CURRENT
FIGURE 9. SLOW TURN-OFF vs C
LOAD
ENABLE
VOUT
C
= 10µF
VOUT
L
C
=100µF
L
IOUT
C
= 0.1µF
L
12ms
VOUT
VOUT (1V/DIV.)
TIME (400µs /DIV.)
TIME (2ms/DIV.)
FIGURE 10. FAST TURN-OFF vs C
FIGURE 11. ISL6121 TURN-ON INTO 3A OC
LOAD
ENABLE
ENABLE
FAULT
FAULT
VOUT
IOUT
VOUT
TIME (1ms/DIV.)
TIME (2ms /DIV.)
FIGURE 12. ISL6121 TURN-ON INTO A 6ms MOMENTARY OC
FIGURE 13. VENDOR TURN-ON INTO A 6ms MOMENTARY OC
6
FN9004.2
November 12, 2004