ISL8501IRZ Intersil, ISL8501IRZ Datasheet - Page 12

• 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: -

Typical Performance Curves
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notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and
reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result
from its use. No license is granted by implication or otherwise under any patent or patent rights of Intersil or its subsidiaries.
FIGURE 29. LDO1 SHORT CIRCUIT AND RECOVERY,
FIGURE 27. OUTPUT SHORT CIRCUIT, 5µs/DIV
200µs/DIV
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IL 1A/DIV
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LDO1 500mV/DIV
ILDO1 1A/DIV
PG_LDO 5V/DIV
PG_PWM
I
Typical values are at T
Circuit of Figure 2. V
LDO1
PHASE 10V/DIV
VOUT1 2V/DIV
= 450mA, V
LDO2
ISL8501
IN
A
= 12V, VIN_LDO1 = VIN_LDO2 = V
= 1.8V, I
= +25°C. (Continued)
LDO2
FIGURE 28. OUTPUT SHORT CIRCUIT RECOVERY, 200µs/DIV
FIGURE 30. LDO2 SHORT CIRCUIT AND RECOVERY,
= 450mA, T
IL 2A/DIV
200µs/DIV
A
= -40°C to +85°C unless otherwise noted.
OUT1
VOUT1 1V/DIV
= 3.3V, I
PG_PWM 5V/DIV
LDO2 1V/DIV
ILDO2 1A/DIV
PG_LDO 5V/DIV
OUT1
= 1A, V
LDO1
July 12, 2007
FN6500.1
= 1.2V,