FA7700V データシートの表示（PDF） - Fuji Electric
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コンポーネント説明
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FA7700V Datasheet PDF : 19 Pages
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4． Block diagram
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ＦＡ７７００Ｖ
ＲＴ 1
ＲＥＦ 2
ＩＮ− 3
ＦＢ 4
ＶＲＥＦ
ＵＶＬＯ
0.3V
VREF
2.2V
ＯＳＣ
5.5V
BIAS
Power Good Signal
0.88V
+
-
ＥＲ．ＡＭＰ
1.5V
S.C.DET
1.5V
+
- OFF
ON/OFF
+
‑
+
+
ＰＷＭ
ON/OFF
-
+
S.C.P
+
-
2.2V
8 ＣＳ
7 ＶＣＣ
6 ＯＵＴ
5 ＧＮＤ
ＦＡ７７０１Ｖ
ＲＴ 1
ＲＥＦ 2
ＩＮ− 3
ＦＢ 4
ＶＲＥＦ
ＵＶＬＯ
0.3V
VREF
2.2V
ＯＳＣ
5.5V
BIAS
Power Good Signal
0.88V +
-
ＥＲ．ＡＭＰ
1.5V
S.C.DET
1.5V
+
- OFF
ON/OFF
+
‑
+
ＰＷＭ
ON/OFF
-
+
S.C.P
+
-
2.2V
8 ＣＳ
7 ＶＣＣ
6 ＯＵＴ
5 ＧＮＤ
5． Pin assignment
Pin
No.
Pin Name
1
RT Oscillator timing resistor
Function
2
REF Internal bias voltage
3
IN(-) Error amplifier inverting input
4
FB Error amplifier output
5
GND Ground
6
OUT Output for driving switching device
7
VCC Power supply
8
CS ON/OFF, Soft start, Timer latched short circuit protection
5
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