TB62731FU 데이터 시트보기 (PDF) - Marktech Optoelectronics
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TB62731FU Datasheet PDF : 9 Pages
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TOSHIBA
Block Diagram
TB62731FU
VCC
A
4
6
OSC
S
Q
R
Driver
SHDN
3
STB
REF
E
0.11V
A
R_lim
0.5 ohm
K
1
5
GND
2
GND
Pin Assignment
PIN
NO.
SYMBOL
FUNCTION
1
K
Feedback input pin.
Connect to the external LED driving current-sense resistor(R_sens).
2,5 GND Ground pin
3
SHDN
Active “Low”, shutdown control input pin.
TB72731FU falls into shutdown mode, when SHDN=L.
4
VCC
Supply voltage input pin.
Bypass this pin with a capacitor to ground as close to the device as possible.
6
A
Switching pin.
Inductor connection to the Drain of internal N channel MOSFET.
Both GND pins must be connected to external Ground.
Available from:
Marktech Optoelectronics
120 Broadway • Menands, NY 12203
800.984.5337 FAX: 518.432.7454
Website: www.marktechopto.com
Email: info@marktechopto.com
The information contained herein is subject to change without notice.
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