ISL8501IRZ Intersil, ISL8501IRZ Datasheet - Page 4

• Manufacturer Part Number: ISL8501IRZ
• Description: IC CTLR TRPL PWM/DUAL LDO 24-QFN
• Manufacturer: Intersil
• Type: Step-Down (Buck)r

Specifications of ISL8501IRZ

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 3
• Voltage - Output: 0.6 ~ 20 V
• Current - Output: 1A
• Frequency - Switching: 500kHz
• Voltage - Input: 5V, 6 ~ 25 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-VQFN
• Rohs Compliant: YES
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

Functional Block Diagram
EN_LDO1
EN_LDO2
PG_PWM
PG_LDO
GND
VCC
SS
EN
30μA
VIN
VCC
LDO
SOFT-START
CONTROL
4
POWER-ON
MONITOR
VOLTAGE
MONITOR
MONITOR
RESET
FAULT
FAULT
FAULT
POR
POR
REF
REF
OC
MONITOR
VIN_LDO1
VIN_LDO2
PVCC
REFERENCE
THERMAL
MONITOR
+150
CONTROL
CONTROL
0.6V
LOGIC
LDO1
LOGIC
LDO2
ISL8501
o
-15% COMP.
-15% COMP.
C
+
-
EA
OSCILLATOR
RAMP
GENERATOR
Gm
Gm
+
-
PWM
VIN
+
DRIVE
-
GATE
+
-
POR
LDO2
LDO1
OC
MONITOR
VIN (x2)
PHASE (x2)
CC1
VIN_LDO1
VOUT1
FB_LDO1
CC2
VIN_LDO2
VOUT2
FB_LDO2
July 12, 2007
FN6500.1