FA3621F 데이터 시트보기 (PDF) - Fuji Electric
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FA3621F Datasheet PDF : 8 Pages
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FA3621F
Pin Pin
No. symbol
1 RT
2 CT2
3 CT1
4 VREF
5 CREF
6 CP
7 FB4
8 IN4+
9 IN4–
10 IN3–
11 IN3+
12 VREG
13 FB3
14 IN2–
15 FB2
16 IN1–
17 FB1
18 FB5
19 IN5+
20 IN5–
21 IN6–
22 GND1
23 OUT6b
24 FB6
Description
Oscillator timing resistor
(Not connect any component)
Oscillator timing capacitor
Reference voltage output
Capacitor for reference voltage output
Timing capacitor for timer latch delay
Ch. 4 output of error amplifier
Ch. 4 non-inverting input to error amplifier
Ch. 4 inverting input to error amplifier
Ch. 3 inverting input to error amplifier
Ch. 3 non-inverting input to error amplifier
Regulated voltage output
Ch. 3 output of error amplifier
Ch. 2 inverting input to error amplifier
Ch. 2 output of error amplifier
Ch. 1 inverting input to error amplifier
Ch. 1 output of error amplifier
Ch. 5 output of error amplifier
Ch. 5 non-inverting input to error amplifier
Ch. 5 inverting input to error amplifier
Ch. 6 inverting input to error amplifier
Ground
ON/OFF switch for ch.6 power supply
Ch. 6 output of error amplifier
Pin Pin
No. symbol
25 CS5
26 CS6
27 CNT6
28 CNT5
29 VCC2
30 CS3/4
31 CS2
32 CS1
33 CNT3/4
34 CNT2
35 CNT1
36 SYN
37 VDRV
38 OUT5
39 OUT6a
40 (OPEN)
41 OUT1
42 GND2
43 OUT2
44 OUT3
45 OUT4
46 VCC1
47 DT2
48 DT1
Description
Soft start for Ch. 5
Soft start for Ch. 6
Ch. 6 ON/OFF function
Ch. 5 ON/OFF function
Power supply for output stage
Soft start for Ch. 3 & Ch. 4
Soft start for Ch. 2
Soft start for Ch. 1
Ch. 3 & Ch. 4 ON/OFF function
Ch. 2 ON/OFF function
Ch. 1 ON/OFF function
(Connect to GND1/ GND2 terminal)
Bias for logic circuit of outputs
Ch. 5 output (for Pch-MOSFET)
Ch. 6 output (for Nch-MOSFET)
(Not connect any component)
Ch. 1 output (for Pch-MOSFET)
Ground
Ch. 2 output (for Pch-MOSFET)
Ch. 3 output (for Pch-MOSFET)
Ch. 4 output (for Pch-MOSFET)
Power supply for control circuit
(Connect to DT1)
(Connect to DT2)
s Absolute maximum ratings
Item
Power supply voltage
Source peak current
Sink peak current
Output peak current of OUT6b
Input voltage for analog input
Input voltage for logic input
Total power dissipation *
Junction temperature
Ambient temperature
Storage temperature
* Ta < 25°C
Symbol
VCC
IOUT
IOUT
IOUT6b
VANA
VLOG
Pd
TJ
TOP
Tstg
Rating
20.0
–200
200
–500
–0.3 to +2.8
–0.3 to +5.5
550
125
–20 to +85
–40 to +125
Unit
V
mA
mA
mA
V
V
mW
°C
°C
°C
s Recommended operating conditions
Item
Power supply voltage
Input voltage for logic input
Oscillation frequency
Oscillator timing resistor
Oscillator timing capacitor
CREF terminal by-pass capacitor
VREF terminal output current
Symbol
VCC
VLOG
fOSC
RT
CT
CREF
IREF
Min.
4.5
0.0
50
6.8
68
0.01
–60
Max.
Unit
18.0
V
5.25
V
1000
kHz
100
kΩ
1000
pF
µF
0
µA
3
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