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參數(shù)資料
| 型號： | LM2688M-ADJ |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | Voltage-Mode SMPS Controller |
| 中文描述： | 電壓模式開關(guān)電源控制器 |
| 文件頁數(shù)： | 2/9頁 |
| 文件大?。?/td> | 244K |
| 代理商： | LM2688M-ADJ |
Pin Description
Pin No.
1
2
3
4
5
Name
V
IN
GND
V
NEG
V
NSW
CE
Function
Power supply input voltage.
Power supply ground.
Negative output voltage created by inverting V
05
.
V
NEG
output connected through a series switch, NSW.
Chip enable input. This pin is high for normal operation and low for shutdown. (See
Shutdown and Load Disconnect section in the Detailed Device Description division).
Positive side shutdown input. This pin is low for normal operation and high for positive
side shutdown and V
PSW
load disconnect. (See Shutdown and Load Disconnect section
in the Detailed Device Description division).
Negative side shutdown input. This pin is low for normal operation and high for negative
side shutdown and V
NSW
load disconnect. (See Shutdown and Load Disconnect section
in the Detailed Device Description division).
The negative terminal of inverting charge-pump capacitor, C2.
The positive terminal of inverting charge-pump capacitor, C2.
Regulated +5V output.
V
05
output connected through a series switch, PSW.
Voltage Doubler Output. (2.85V
≤
V
IN
≤
5.4V. See Voltage Doubler section).
The positive terminal of doubling charge-pump capacitor, C1.
The negative terminal of doubling charge-pump capacitor, C1.
6
SDP
7
SDN
8
9
10
11
12
13
14
C
2
C
2+
V
05
V
PSW
V
DBL
C
1+
C
1
L
www.national.com
2
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM2694EVAL | 功能描述:電源管理IC開發(fā)工具 LM2694 EVAL BOARD RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V |
| LM2694MT | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
| LM2694MT/NOPB | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
| LM2694MTX | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
| LM2694MTX/NOPB | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
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