NCP1532_11 datasheet(6/16 Pages) ONSEMI

Part #	NCP1532

Description	Dual Output Step-Down Converter 2.25 MHz High-Efficiency, Out of Phase Operation, Low Quiescent Current, Source up to 1.6 A

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NCP1532

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ELECTRICAL CHARACTERISTICS

(Typical values are referenced to TA = +25°C, Minimum and Maximum values are referenced −40°C to +85°C ambient temperature,

unless otherwise noted, operating conditions VIN = 3.6 V, VOUT1 = VOUT2 = 1.2 V, unless otherwise noted).

Rating

Unit

Max

Typ

Min

Symbol

Conditions

POWER SWITCHES

High−Side MOSFET On−Resistance

RONHS

−

400

−

mW

Low−Side MOSFET On−Resistance

RONLS

−

300

−

mW

High−Side MOSFET Leakage Current

ILEAKHS

−

0.05

−

mA

Low−Side MOSFET Leakage Current

ILEAKLS

−

0.01

−

mA

PROTECTION

DC−DC Short Circuit Protection

Peak Inductor Current

IPK

1.2

1.6

−

A

Thermal Shutdown Threshold

TSD

−

180

−

°C

Thermal Shutdown Hysteresis

TSDH

−

40

−

°C

9. Refer to Power On Reset section for more information.

10.The overall output voltage tolerance depends upon the accuracy of the external resistor (R1 and R2).

11. Guaranteed by design.

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NCP1532 Datasheet(PDF) 6 Page - ON Semiconductor

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