ISL85001IRZ Intersil, ISL85001IRZ Datasheet - Page 3

• Manufacturer Part Number: ISL85001IRZ
• Description: IC REG PWM BUCK 1A 12-DFN
• Manufacturer: Intersil
• Type: Step-Down (Buck), PWM - Voltage Moder

Specifications of ISL85001IRZ

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 0.6 ~ 19 V
• Current - Output: 1A
• Frequency - Switching: 500kHz
• Voltage - Input: 4.5 ~ 25 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: *
• Package / Case: 12-DFN
• Voltage - Supply: 4.5 V ~ 25 V
• Frequency-max: 550kHz
• Duty Cycle: 80%
• Pwm Type: Voltage Mode
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Functional Block Diagram
VDD
PG
EN
SS
30µA
VIN
VDD
LDO
SOFT-START
CONTROL
3
POWER-ON
MONITOR
MONITOR
VOLTAGE
MONITOR
RESET
FAULT
OC
MONITOR
VDD
REFERENCE
THERMAL
MONITOR
+150°C
ISL85001
0.6V
EPAD GND
+
-
EA
GENERATOR
OSCILLATOR
RAMP
VDD
+
-
PWM
VIN
DRIVE
GATE
POR
OC
MONITOR
VIN (x2)
PHASE (x2)
GND
March 17, 2009
FN6769.1