参数资料
型号: MCP73X23EV-LFP
厂商: Microchip Technology
文件页数: 15/34页
文件大小: 0K
描述: BOARD EVAL BATT CHARGER MCP73X23
标准包装: 1
主要目的: 电源管理,电池充电器
嵌入式:
已用 IC / 零件: MCP73123,MCP73223
主要属性: 1 芯或 2 芯 LiFePO4(磷酸铁锂),500mA 时为 3.6V 和 7.2V
次要属性: 安全计时器,热保护,自动终止充电和再充电
已供物品:
产品目录页面: 669 (CN2011-ZH PDF)
相关产品: MCP73223T-C2SI/MF-ND - IC LI IRON PHOSPHATE CTRLR 10DFN
MCP73123T-22SI/MF-ND - IC LI IRON PHOSPHATE CTRLR 10DFN
MCP73223-C2SI/MF-ND - IC LI IRON PHOSPHATE CTRLR 10DFN
MCP73123-22SI/MF-ND - IC LI IRON PHOSPHATE CTRLR 10DFN

MCP73123/223
4.0
DEVICE OVERVIEW
The MCP73123/223 are simple, but fully integrated
linear charge management controllers. Figure 4-1
depicts the operational flow algorithm.
SHUTDOWN MODE
V DD < V UVLO
V DD < V PD
or
PROG > 200 k ?
STAT = Hi-Z
V BAT < V PTH
V DD < V OVP
PRECONDITIONING MODE
Charge Current = I PREG
STAT = LOW
Timer Reset
Timer Enable
Timer Expired
TIMER FAULT
No Charge Current
STAT = Hi-Z (Type 1)
STAT = Flashing (Type 2)
Timer Suspended
V DD > V OVP
V DD > V OVP
V BAT > V PTH
V BAT > V PTH
OVERVOLTAGE PROTECTION
No Charge Current
STAT = Hi-Z
Timer Suspended
FAST CHARGE MODE
Charge Current = I REG
STAT = LOW
Timer Reset
Timer Enabled
Timer Expired
V BAT < V RTH
TIMER FAULT
No Charge Current
STAT = Hi-Z (Type 1)
STAT = Flashing (Type 2)
V DD > V OVP
V DD < V OVP
V DD < V OVP
V BAT = V REG
CONSTANT VOLTAGE MODE
Timer Suspended
Charge Voltage = V REG
STAT = LOW
V BAT < I TERM
Die Temperature < T SDHYS
Charge Mode Resume
Die Temperature > T SD
TEMPERATURE FAULT
No Charge Current
STAT = Hi-Z (Type 1)
STAT = Flashing (Type 2)
Timer Suspended
CHARGE COMPLETE MODE
No Charge Current
STAT = Hi-Z
Timer Reset
V BAT > V SHORT
Charge Mode Resume
V BAT < V SHORT
BATTERY SHORT PROTECTION
Charge Current = I SHORT
STAT = Hi-Z (Type 1)
STAT = Flashing (Type 2)
Timer Suspended
FIGURE 4-1:
The MCP73123/223 Flow Chart.
? 2009-2011 Microchip Technology Inc.
DS22191D-page 15
相关PDF资料
PDF描述
MCX-J-P-H-ST-TH1 CONN MCX JACK PCB
MDB-E09SA-700 CONN SOCKT D-SUB RUGGED 9POS R/A
MDBA26PE860 CONN RUGGED D-SUB PIN 26POS
MDBE09SE860 CONN RUGGED D-SUB RCPT 9POS
MDK-PRO-BNDLE MDK-PRO + FREE ULINK2
相关代理商/技术参数
参数描述
MCP750-1252A 制造商:Johnson Components 功能描述:MBRD, MCP
MCP750-1332 制造商:Johnson Components 功能描述:SBC, 366MHZ, 1MB L2, 32MB ECCDRAM
MCP750-1342 制造商:Johnson Components 功能描述:BRD;366M;64MB;9MFLASH;1ML2
MCP750-1362 制造商:Johnson Components 功能描述:MBRD, 366MHZ
MCP750-1462 制造商:Johnson Components 功能描述:MBRD, 256MB SDRAM