LB1976(2003) データシートの表示（PDF） - SANYO -> Panasonic
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LB1976 Datasheet PDF : 12 Pages
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LB1976
Pin Functions
Pin No. Pin name
1
VCC
Pin voltage
Pin function
4.5 V to 6.7 V
Power supply for blocks other than
the output block
2
VREG
0.0 V to 7.3 V Shunt regulator output pin (7 V)
Equivalent circuit
2
Start/stop control pin
Low: start
High or Open: stop
3
S/S
0.0 V to VCC
Typical threshold voltage for
VCC = 5 V:
approx. 2.8 V (low to high)
approx. 2.3 V (high to low)
Forward/reverse pin
Low: forward
High or Open: reverse
4
F/R
0.0 V to VCC
Typical threshold voltage for
VCC = 5 V:
approx. 2.8 V (low to high)
approx. 2.3 V (high to low)
6
OUT1
7
OUT2
8
OUT3
Output pin 1
Output pin 2
Output pin 3
VCC
VCC
VCC
Output current detect pin. Connect
resistor RF between this pin and
13
RF
0.0 V to VCC ground. Output current is limited to
0.5 V
value set with VRF/Rf. (Current limiter
operation)
14
VM
11
GND3
Output block power supply
Output block ground
A11966
20 kΩ
3.8 kΩ
3
A11967
20 kΩ
3.8 kΩ
4
A11968
VM
14
6
7
8
200 Ω
13
A11969
Continued on next page.
No. 6088-6/12
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