KA3080 Datasheet, PDF (16/20 Pages) Fairchild Semiconductor – 3-Phase BLDC Motor Driver

KA3080/KA3080D/KA3080DM
Test Circuits (28-SSOPH)
VCC2=16V
ICC1
VCC1=5V
ICC1
C7 C4
0.01µ 10µ
1
2
VLIM
1µ
1
3
SW12
23
4
10M
5
10M
SW13
VCTL ¹
2
6
7
SW16
VCC2
VCC1
CI
ILIM
VCTL
VREF
NC
WOUT
VOUT
UOUT
GOUT
NC
NC
RS
R7=R8=R9=5(20W)
28
A
SW10
C3
27
A
SW9
C2 _R8
26
A
SW8
R9
25
24
23
R4
0.5(20W)
22
A
SW7
R8
R9
1k
1k
FIN
KA3080D
FIN
C6
8
FGIN1 ^1µ
+
9
1 SW11
23
10
FGIN2
+
C5
11
1µ FGOUT1
R10
12
1k
FGOUT2
3
13
2 ₁ SW14
VFR ₂
14
1 3 _SW15
GND
FGIN1
FGIN2
FGOUT1
FGOUT2
TRCTL
FRCTL
GND
W−
W+
V−
V+
U−
U+
21
20
SW1
H
L
M
V6
19
SW2
H
L
M
V5
18
SW3
H
L
M
V4
17
SW4
H
L
M
V3
16
SW5
H
L
M
V2
15
SW6
H
L
M
V1
R1
R2
R3
10k 1k
10k
16