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参数资料
| 型号： | FA7738P |
| 厂商： | FUJI ELECTRIC CO LTD |
| 元件分类： | 稳压器 |
| 英文描述： | 5.5 A SWITCHING REGULATOR, 400 kHz SWITCHING FREQ-MAX, PDIP8 |
| 封装： | DIP-8 |
| 文件页数： | 15/19页 |
| 文件大小： | 484K |
| 代理商： | FA7738P |
5
FA7738N/P
FA7738N(SOP-8 E-Pad)
FA7738P(DIP-8)
4. Block diagram
5. Description of the terminal functions
Terminal
No.
Terminal
code
Terminal function
Remarks
1
CREG
Internal power supply, capacitor connection terminal
Connect stabilization capacitor
2
ENB
ON/OFF control terminal
(L, operation; H, open; standby mode)
3
RT
Oscillator, timing resistance connection terminal
4
GND
Ground terminal
5
IN
Error amplifier reverse input
6
VBIAS
Voltage input terminal for internal power supply
VBIAS = up to 3.1 V; the internal power circuit is
powered by VCC.
VBIAS: 3.1 V or more; the internal power circuit is
powered by output voltage.
Supplied from output voltage
7
OUT
Switching output terminal
8
VCC
Power input
Connected bypass capacitor
1
2
3
45
6
7
8
CREG
ENB
RT
GND
VCC
OUT
VBIAS
IN
Exposed PAD
on backside
CREG
ENB
RT
GND
VCC
OUT
VBIAS
IN
8
7
6
5
1
2
3
4
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