ISL85001IRZ Intersil, ISL85001IRZ Datasheet - Page 2

• 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

Typical Application Schematic
GND
PG
EN
2
0.1µF
FIGURE 1. VIN RANGE FROM 5.5V TO 25V
C5
R4
3.16k
ISL85001
ISL85001
R2
31k
C2
2.2nF
C1
10pF
R3
301
R1
10k
C3
100pF
VIN
PHASE
BOOT
VDD
C13
1 µ F
C9
10µF
0.1µF
C10
VOUT
D
B340LB
22 µH
L
47µF
C11
5.5V TO 25V
VOUT = 2.5V
March 17, 2009
FN6769.1