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參數(shù)資料
| 型號： | SC805 |
| 廠商： | Semtech Corporation |
| 英文描述： | Miniature Integrated High Current Lithium-Ion Battery Charger |
| 中文描述： | 微型集成高電流鋰離子電池充電器 |
| 文件頁數(shù)： | 5/15頁 |
| 文件大小： | 294K |
| 代理商： | SC805 |
13
2005 Semtech Corp.
www.semtech.com
SC805
POWER MANAGEMENT
State Diagram
Shutdown Mode
Vout/Iout off
CHRGB High Z
Soft Start CC Mode
Start Pre-Charge
OVP> Vin > UVLO
Iout=1500/Rprog
Iout=150/Rterm
Under Voltage will force the
SC805 into Shutdown Mode
from any state.
Over Voltage will disable
the output, suspend the
timer, and blink CHRGB
Monitor Mode
Vout=off
Float Charge Mode
Vout = CV
Yes
Soft Start Vout
Yes
En=Hi
Timer
Enabled?
Start Timer
Vout>2.8V
Time>Tmax/4
Iout<Iterm
Vout=CV
Start CV Mode
CHRGB Low
CHRGB High
Timer
Enabled?
Time>Tmax
Vout< CV-100mV
Pre-Charge
Timeout Fault
CHRGB blinks at 1Hz
Cleared by
Vbat>2.8V or
Re-cycle EN or VCC
NTC out of Range Fault
CHRGB blinks at 1Hz
Timer is frozen
Charge resumes when NTC
Temperature is valid
0oC > NTC Temp >50oC
CC=Constant Current
CV=Constant Voltage
Yes
Time=0
Iout<Iterm
CHRGB High
Yes
Time>Tmax
Yes
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相關(guān)代理商/技術(shù)參數(shù) |
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| SC805A | 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:Miniature Integrated High Current Lithium-Ion Battery Charger |
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| SC805AMLTRT | 制造商:Semtech Corporation 功能描述:Current/Constant Voltage Li-Ion/NiCD/NiMH 1000mA 4.2V 10-Pin MLP EP T/R |
| SC805EVB | 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:Miniature Integrated High Current Lithium-Ion Battery Charger |
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