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參數(shù)資料
| 型號(hào)： | MAX1737EEI |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Stand-Alone Switch-Mode Lithium-Ion Battery-Charger Controller |
| 中文描述： | BATTERY CHARGE CONTROLLER, 340 kHz SWITCHING FREQ-MAX, PDSO28 |
| 封裝： | 0.150 INCH, 0.025 INCH PITCH, MO-137AF, QSOP-28 |
| 文件頁(yè)數(shù)： | 13/18頁(yè) |
| 文件大小： | 234K |
| 代理商： | MAX1737EEI |
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M
Stand-Alone Switch-Mode
Lithium-Ion Battery-Charger Controller
______________________________________________________________________________________
13
Table 1. Charging State Conditions
From initial power on
or
From done state if battery voltage <
recharge voltage threshold
or
V
DCIN
- V
BATT
< 100mV or V
BATT
> bat-
tery overvoltage threshold
Timers reset, charging current = 0,
FASTCHG
= high,
FULLCHG
= high,
FAULT
= high
Reset
Fault
From prequalification state if prequalifi-
cation timer expires
or
From fast-charge state if fast-charge
timer expires
Charging current = 0,
FASTCHG
= high,
FULLCHG
= high,
FAULT
= low
Over/Under Temperature
From fast-charge state or full-charge
state if battery temperature is outside of
limits
Charge current = 0, timers suspended,
FASTCHG
= no change,
FULLCHG
= no change,
FAULT
= no change
Done
From top-off state if top-off timer expires
Recharge voltage threshold
≤
battery voltage
≤
battery
regulation voltage, charging current = 0,
FASTCHG
=
high,
FULLCHG
= high,
FAULT
= high
Top-Off
(Constant Voltage)
From full-charge state if full-charge timer
expires
or
charging current
≤
10% of
current limit
Battery voltage = battery regulation voltage, charging
current
≤
10% of current limit, timeout = 45min typ
(C
TIMER1
= 1nF),
FASTCHG
= high,
FULLCHG
= high,
FAULT
= high
Full Charge
(Constant Voltage)
From fast-charge state if battery
voltage = battery regulation voltage
Battery voltage = battery regulation voltage, charging
current
≤
current limit,
timeout = 90min typ (C
TIMER1
= 1nF),
FASTCHG
= high,
FULLCHG
= low,
FAULT
= high
ENTRY CONDITIONS
STATE CONDITIONS
Prequalification
From reset state if input power,
reference, and internal bias are within
limits
Battery voltage
≤
undervoltage threshold, charging
current = C/20, timeout = 7.5min typ (C
TIMER1
= 1nF),
FASTCHG
= low,
FULLCHG
= high,
FAULT
= high
Fast Charge
(Constant Current)
From prequalification state if battery
voltage > undervoltage threshold
Undervoltage threshold
≤
battery voltage
≤
battery regu-
lation voltage, charging current = current limit,
timeout = 90min typ (C
TIMER2
= 1nF),
FASTCHG
= low,
FULLCHG
= high,
FAULT
= high
STATE
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX1737EEI+ | 功能描述:電池管理 Stand-Alone Switch-M L-Ion Battery Chargr RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel |
| MAX1737EEI+ | 制造商:Maxim Integrated Products 功能描述:SEMICONDUCTOR ((NW)) |
| MAX1737EEI+T | 功能描述:電池管理 Stand-Alone Switch-M L-Ion Battery Chargr RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel |
| MAX1737EEI-T | 功能描述:電池管理 Stand-Alone Switch-M L-Ion Battery Chargr RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel |
| MAX1737EVKIT | 功能描述:電池管理 Evaluation Kit for the MAX1737 RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel |
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