MCP73853-I/MF(2004) Просмотр технического описания (PDF) - Microchip Technology

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Компоненты Описание

производитель

MCP73853-I/MF
(Rev.:2004)

USB Compatible Li-Ion/Li-Polymer Charge Management Controllers

Microchip Technology 

MCP73853/55

DC CHARACTERISTICS (Continued)

Electrical Specifications: Unless otherwise indicated, all limits apply for VDD = [VREG(Typ) + 0.3V] to 5.5V,

TA = -40°C to 85°C. Typical values are at +25°C, VDD = [VREG (Typ) + 1.0V]

Parameters

Sym

Min Typ Max Units

Conditions

Charge Termination

Charge Termination Current

ITERM

3.7

6.5

9.3

18

32

46

Automatic Recharge

Recharge Threshold Voltage

VRTH

VREG – VREG – VREG –

300mV 200mV 100mV

Thermistor Reference - MCP73853

Thermistor Reference

Output Voltage

VTHREF 2.475 2.55 2.625

Thermistor Reference

Source Current

ITHREF

200

—

—

Thermistor Reference Line

|(∆VTHREF/

—

Regulation

VTHREF)|/∆VDD

Thermistor Reference Load

Regulation

|∆VTHREF/

VTHREF|

0.05 0.25

0.02

0.10

Thermistor Comparator - MCP73853

Upper Trip Threshold

VT1

Upper Trip Point Hysteresis

VT1HYS

Lower Trip Threshold

VT2

Lower Trip Point Hysteresis

VT2HYS

Input Bias Current

IBIAS

Status Indicator – STAT1, STAT2

1.18 1.25 1.32

—

-50

—

0.59 0.62 0.66

—

80

—

—

—

2

Sink Current

Low Output Voltage

Input Leakage Current

Enable Input

ISINK

VOL

ILK

4

8

12

—

200 400

— 0.01

1

Input High Voltage Level

Input Low Voltage Level

Input Leakage Current

Thermal Shutdown

VIH

1.4

—

—

VIL

—

—

0.8

ILK

— 0.01

1

Die Temperature

Die Temperature Hysteresis

TSD

TSDHYS

—

155

—

—

10

—

mA PROG = OPEN

mA PROG = VSS

TA = -5°C to +55°C

V VBAT High-to-Low

V TA = 25°C, VDD = VREG(Typ) + 1V,

ITHREF = 0 mA

µA

%/V VDD = [VREG (Typ) + 1V] to 5.5V

% ITHREF = 0 mA to 0.20 mA

V

mV

V

mV

µA

mA

mV ISINK = 1 mA

µA ISINK = 0 mA, VSTAT1,2 = 5.5V

V

V

µA VENABLE = 5.5V

°C

°C

DS21915A-page 4

 2004 Microchip Technology Inc.

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