ISL8724IRZ Intersil, ISL8724IRZ Datasheet - Page 9

• Manufacturer Part Number: ISL8724IRZ
• Description: IC POWER SUPPLY SEQUENCER 24QFN
• Manufacturer: Intersil

Specifications of ISL8724IRZ

• Applications: Power Supply Sequencer
• Voltage - Supply: 2.5 V ~ 5 V
• Current - Supply: 270µA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-VQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Input: -

Typical Performance Waveforms
FIGURE 17. SYSRST AND RESET vs VDD (EN = VDD, 4 UVLO
I/O = 5V/DIV
VOUT = 2V/DIV
FIGURE 13. ISL8723 SEQUENCED TURN-ON
ENABLE
SYSRST
FIGURE 15. ISL8723 3.3V TURN-ON
> UVLO Vth)
t
EN 5V/DIV
delENLO
1.5VOUT
DLY_ON 0.5V/DIV
9
3.3VOUT
5VOUT
SYSRST
RESET
VDD
GATE 2V/DIV
40ms/DIV
RESET
3.3VO 2V/DIV
DLY_Vth
2.5VOUT
4ms/DIV
ISL8723, ISL8724
SYSRST
GATE
RESET
I/O = 5V/DIV
2.5VOUT
FIGURE 18. SYSRST LOW TO GATE AND RESET LOW
VOUT = 2V/DIV
FIGURE 14. ISL8723 SEQUENCED TURN-OFF
DLY_OFF 0.5V/DIV
FIGURE 16. ISL8723 3.3V TURN-OFF
ENABLE
RESET
3.3VOUT
1.5VOUT
5VOUT
DLY_Vth
3.3VO 2V/DIV
GATE 2V/DIV
20ms/DIV
10ms/DIV
EN 5V/DIV
SYSRST
April 22, 2009
FN6413.1