MCP1601 Просмотр технического описания (PDF) - Microchip Technology

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MCP1601

500 mA Synchronous BUCK Regulator

Microchip Technology 

MCP1601

ELECTRICAL SPECIFICATIONS (CONTINUED)

Electrical Specifications: Unless otherwise indicated, VIN=4.2V, VOUT=1.8V, ILOAD = 10 mA, TA=-40°C to +85°C.

Parameters

Sym

Min

Typ

Max Units

Conditions

Protection Features

Average Short Circuit Current

—

890

—

mA RLOAD < 1 ohm

Under-Voltage Lockout

UVLO

2.4

—

2.7

V For VIN decreasing

Under-Voltage Lockout Hysteresis

UVLO-HYS

—

190

—

mV

Thermal Shutdown

TSHD

—

160

—

°C

Thermal Shutdown Hysteresis

TSHD-HYS

—

10

—

°C

Interface Signals (SHDN, SYNC/PWM)

Logic Low Input

Logic High Input

Input Leakage Current

VIN-HIGH

—

—

15

% of

VIN

VIN-HIGH

45

—

—

% of

VIN

IIN-LK

—

—

0.1

µA

TEMPERATURE SPECIFICATIONS

Electrical Specifications: Unless otherwise noted, all parameters apply at VDD = 2.7V to 5.5V

Parameters

Symbol Min

Typ

Max

Units

Conditions

Temperature Ranges

Specified Temperature Range

Operating Junction Temperature Range

Storage Temperature Range

Thermal Package Resistances

Thermal Resistance, 8 Pin MSOP

TA

-40

—

+85

°C

TJ

-40

—

+125

°C

TA

-65

—

+150

°C

JA

—

208

—

°C/W Single-Layer SEMI G42-88

Board, Natural Convection

DS21762B-page 4

 2003-2013 Microchip Technology Inc.

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