MCP73830 datasheet(9/24 Pages) MICROCHIP

Part #	MCP73830

Description	Single-Cell Li-Ion/Li-Polymer Battery Charge Management Controllers in 2x2 TDFN

PDF	24 Pages

Scroll/Zoom	100%

Manufacturer	MICROCHIP [Microchip Technology]

Direct Link	http://www.microchip.com

Logo

9 / 24 page

 2011-2019 Microchip Technology Inc.

DS20005049E-page 9

MCP73830/L

4.0

DEVICE OVERVIEW

The MCP73830/L devices are simple, but fully

integrated, linear charge management controllers.

Figure 4-1 depicts the operational flow algorithm.

FIGURE 4-1:

The MCP73830/L Flowchart.

VBAT > VPTH

*Continuously monitored

SHUTDOWN MODE

VDD < (UVLO)

VDD < (VBAT)*

VBAT > 96.5% VREG

STAT = High-Z

STANDBY MODE*

CE = High

STAT = High-Z

PRECONDITIONING

MODE

Charge Current = IREG

STAT = Low

PRE-TIMER FAULT

No Charge Current

STAT = Flash (2 Hz)

Preconditioning Timer

Suspended

TIMER FAULT

No Charge Current

STAT = High-Z

Timer Suspended

CONSTANT-CURRENT

MODE

Charge Current = IPREG

STAT = Low

Preconditioning Timer

Suspended

Elapsed Timer Enabled

CONSTANT VOLTAGE

MODE

Charge Voltage = VREG

STAT = Low

VBAT = VREG

VBAT  VPTH

VBAT < VPTH

IBAT < ITERM

VBAT < VRTH

Recharge Mode

(available when selected device

has automatic recharge option)

CE = Low

No Auto-Recharge Option

CHARGE COMPLETE

MODE

No Charge Current

STAT = High-Z

Timer Reset

MCP73830 Datasheet(PDF) 9 Page - Microchip Technology

MCP73830 Datasheet(HTML) 9 Page - Microchip Technology

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

Datasheet Download

Link URL