Motor Control IC
1.
CD1977CB
CD1977CB
3V
2.
2. 1
12
14 1 5
0.9V SDIP24
24 23 22
6 13
+
7 8 9 10 11
15
17 18 19 20
21
2 3 16 4
1...
Description
1.
CD1977CB
CD1977CB
3V
2.
2. 1
12
14 1 5
0.9V SDIP24
24 23 22
6 13
+
7 8 9 10 11
15
17 18 19 20
21
2 3 16 4
14 0510 5807123-5542 14
0510 5803016
2. 2
1 2 3 4 5 6 7 8 9 10 11 12
3.
3. 1
3. 2
S/S S/S S/S Brake Brake Brake HS HS HS DR DR DR
CD1977CB
OSC COM VS GND S/S VREF IN+ VSP OUT
RI FC LB
13 HS 14 DR 15 BRAKE 16 VCC 17 MC 18 UOUT 19 VOUT 20 WOUT 21 P-GND 22 WB 23 VB 24 UB
U V W
U V W
Tamb= 25
VCC ICC PD Tamb Tstg
6.0 0.5 0.51 -10 ~ 80 -40 ~ 150
Tamb= 25 VCC=2.4V
ICCQ VCC
SSH SSL
BKH BKL
HSH HSL
DRH DRL
S/S S/S
Start Stop
Brake Brake
V A W
40 mA 20 A 1.8 5.0 V 1.5 Vcc V 0 0.3 V 1.2 Vcc V 0 0.2 V 1.2 Vcc V 0 0.2 V 1.5 Vcc V 0 0.3 V
24
CD1977CB
OSC COM LB VSP
IN+ OUT OUT RI MC U V WOUT
VREF IREF
VREF/
Vcc
VREF/ Ta
Isc
ICOM
ILB
VIN VSP RSP VSP/ Vcc VSP/
Ta
VIN+
IOUT
VRI
IMC Vsat
Vsat TTSD TTSD
0A 250 A Vcc=1.8V~5.0V VCC=2.4V
Vcc=2.4V VIN=1V
Vcc=1.8~5.0V
Vcc=2.4V VIN+=1V RI=10k U,V,Wout=2.3V Io=5mA Io=200mA
0.8 0.9 1.0 V
25
mV/
250 A
5 mV/V
-0.1 0.3 mV/
3...
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