MCP1633 datasheet(6/31 Pages) MICROCHIP

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MCP1633

DS20006289A-page 6

 2020 Microchip Technology Inc.

TEMPERATURE SPECIFICATIONS

Dimm Signal Low Voltage

VDIMM_L

——

0.8

Dimm Signal High Voltage

VDIMM_H

2—

—

Series MOSFET Driver

RDSon P-Channel

RDSonP

—60

—

Ω

RDSon N-Channel

RDSonN

—60

—

Ω

Shut-Down

Minimum Low Period for EN

to Enter in Shut-Down

Mode

TMIN_EN

100

—

Overvoltage Protection

Threshold

VOVP

1.19

1.23

1.3

Overvoltage Protection

Hysteresis

VOVP-HYS

—50

—

Undervoltage Lockout

Undervoltage Protection

Threshold

UVLO

—

Undervoltage Protection

Hysteresis

UVLOHYS

—100

—

Thermal Shutdown

TSHD

—150

—

°C

Thermal Shutdown

Hysteresis

TSHD_HYS

—20

—

°C

Fault Indicator

Open-Drain Fault Indicator

FAULT

——

—

Ω

Electrical Specifications: VIN = 3.0V to 5.5V, FOSC = 600 kHz, CIN = 1.0 µF. TA = -40°C to +125°C.

Parameters

Sym.

Min.

Typ.

Max.

Units

Conditions

Temperature Ranges

Operating Junction Temperature Range

-40

—

+125

°C

Steady State

Storage Temperature Range

-65

—

+150

°C

Maximum Junction Temperature

—

+150

°C

Transient

Thermal Package Resistances

Thermal Resistance

16L-QFN (3 mm x 3 mm)

JA

—36—

°C/W

DC CHARACTERISTICS (CONTINUED)

Electrical Specifications: Unless otherwise noted, during characterization, VIN = 3.3V to 5.5V, FSW = 600 kHz with

CIN = 1.0 µF, TA = +25°C, TA = -40°C to +125°C.

Parameters

Sym.

Min.

Typ.

Max.

Units

Conditions

Note 1:

Determined by characterization, not production tested.

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