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參數(shù)資料
| 型號： | TB62731FUG |
| 廠商： | Toshiba Corporation |
| 元件分類： | LED驅(qū)動器 |
| 英文描述： | Step-up DC-DC Converter for White LED Driver |
| 中文描述： | 升壓型DC - DC轉(zhuǎn)換器，用于白光LED驅(qū)動器 |
| 文件頁數(shù)： | 2/20頁 |
| 文件大?。?/td> | 250K |
| 代理商： | TB62731FUG |
TB62731FUG
2006-06-14
2
Block Diagram
Pin Functions
No
Symbol
Function
1
K
Pin connecting LED cathode to resistor used to set current.
Feedback pin for voltage waveforms for controlling the LED constant current.
2, 5
Ground pin for the logic
3
SHDN
IC enable pin.
Low, Standby Mode takes effect and pin A is turned off.
4
V
CC
Input pin for power supply for operating the IC.
Operating voltage range: 3.0~5.5 V
6
A
DC-DC converter switch pin.
The switch is an N-channel MOSFET transistor.
Note: Connect both GND pins to ground.
SHDN
OSC
S
Q
R
Buffer
350 kHz
STB
0
A
V
CC
REF
i (add)
i (sub)
A
K
GND
GND
0
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| TB62732FU | 制造商:TOSHIBA 制造商全稱:Toshiba Semiconductor 功能描述:The step up type DC-DC converter only for white LED driver lighting |
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| TB62733FTG | 制造商:TOSHIBA 制造商全稱:Toshiba Semiconductor 功能描述:Charge Pump type DC/DC Converter for White LED Driver |
| TB62734FMG | 制造商:MARKTECH 制造商全稱:Marktech Corporate 功能描述:Step Up Type DC-DC Converter for White LED |
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