ISL6119_14 Datasheet, PDF (7/13 Pages) Intersil Corporation – USB Dual Port Power Supply Controller

Typical Performance Curves (Continued)
ISL6119
ENABLE
C_L = 10µF
C_L = 100µF
C_L = 0.1µF
VOUT VOLTAGE (1V/DIV)
VVOOUUTT
TIME (400µs /DIV)
FIGURE 8. SLOW TURN -OFF vs C_LOAD, Rl = 10Ω
C_L = 10µF
C_L = 100µF
C_L = 0.1µF
VOUT VOLTAGE (1V/DIV)
VOUT
TIME (400µs /DIV)
FIGURE 9. FAST TURN-OFF vs C_LOAD
FAULT
ENABLE
FAULT
ENABLE
VOUT
VOUT (1V/DIV)
TIME (2ms /DIV)
FIGURE 10. ISL6119L TURN-ON INTO 1.5A OCS
FAULT
ENABLE
VOUT
TIME (2ms /DIV)
FIGURE 12. VENDOR IC TURN-ON INTO MOMENTARY OC
7
VOUT
VOLTAGE (2V/DIV)
TIME (2ms /DIV)
FIGURE 11. ISL6119L TURN-ON INTO 1.5A MOMENTARY OC
VDD = 5.08V
ISL6119 = 5.04 VOUT
PPTC = 4.98 VOUT
VOUT (100mV/DIV)
FIGURE 13. ISL6119 vs PPTC INTO 500mA LOAD