BD8150KVT データシートの表示（PDF） - ROHM Semiconductor
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BD8150KVT Datasheet PDF : 19 Pages
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BD8150KVT
●Pinout Diagram
GD1
PVCC
VCC
FB1
IVN1
PG
SS1
SS2
UDSEL1
UDSEL2
DTC1
DTC2
CTL4
CTL3
CTL2
CTL1
CT
INV5
VREG
REGVCC
OUT0
OUT1
OUT2
OUT3
OUT4
OUT5
OUT6
OUT7
OUT8
OUT9
COM
AMPGND
Technical Note
●Block Diagram
VVcCcC
NON2
VREF17
CT
51
43
42
32
BG 41
VREF
OSC
UVLO
VREF17
DTC1 59
DTC2 60
VVcCcC
PG 54
SS1 55
DET1
+
-
1V
SOFTSTART
1
ERR1
+
-
SS2 56
CTL1 61
CTL2 62
CTL3 63
CTL4 64
REG
VVcCcC
29
VREG 30
INV5 31
GND 46
REG
+
-
2BitCOUNTER
SOFTSTART
DET2
+
-
1
ERR2
+
-
1V
UDSEL1 UDSEL2
59 58
PWM1
+
-
-
PWM2
-
+
+
TIMERLATCH
50 PPVVCcCc
49 GD1
52 FB1
53 INV1
48 GD2
47 PGND
45 FB2
44 INV2
33 SCP
1 DET1
2 DET2
3 DET3
4 DET4
34 ENABLE
CD4 37
LV SHIFT
FB4 36
NON4 35
IN- 16
IN+ 15
COM 18
ERR4
-
+
0.2V
+
-
DET4
-
+
AAMMPPVCVCcc
LV SHIFT
38 CD3
DET3
+
-
+
-
ERR3
39 FB3
40 INV3
1V
17 AMPGND
5 IN0
+
28 OUT0
-
19 14
20 13
21 12
22 11
23 10
24 9
25 8
26 7
27 6
●Pin Description
Pin No. Pin Name
1
DET1
2
DET2
3
DET3
4
DET4
5
IN0
6
IN1
7
IN2
8
IN3
9
IN4
10
IN5
11
IN6
12
IN7
13
IN8
14
IN9
15
IN+
16
IN-
17 AMPGND
18
COM
19
OUT9
20
OUT8
21
OUT7
22
OUT6
23
OUT5
24
OUT4
25
OUT3
26
OUT2
27
OUT1
28
OUT0
29
REGVCC
30
VREG
31
INV5
32
CT
Fig. 19 BD8150KVT Pin Assignment Diagram and Block Diagram
Function
DC/DC detector output 1
DC/DC detector output 2
Charge pump detector output 3
Charge pump detector output 4
Buffer amp 0 input
Buffer amp 1 input
Buffer amp 2 input
Buffer amp 3 input
Buffer amp 4 input
Buffer amp 5 input
Buffer amp 6 input
Buffer amp 7 input
Buffer amp 8 input
Buffer amp 9 input
Op-amp non inverting input
Op-amp inverting input
Buffer amp and op-amp ground
Op-amp output
Buffer amp 9 output
Buffer amp 8 output
Buffer amp 7 output
Buffer amp 6 output
Buffer amp 5 output
Buffer amp 4 output
Buffer amp 3 output
Buffer amp 2 output
Buffer amp 1 output
Buffer amp 0 output
Charge pump, Regulator, op-amp and buffer amp
power supply
Regulator output
Regulator negative feed back input
Ramp wave monitor
Pin No.
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
Pin Name
SCP
ENABLE
NON4
FB4
CD4
CD3
FB3
INV3
BG
VREF17
NON2
INV2
FB2
GND
PGND
GD2
GD1
PVCC
VCC
FB1
INV1
PG
SS1
SS2
UDSEL1
UDSEL2
DTC1
DTC2
CTL4
CTL3
CTL2
CTL1
Function
Connect timer latch capacitor
All channel output enable
Charge pump feed back input 4
Charge pump E/A output 4
Charge pump driver output 4
Charge pump driver output 3
Charge pump E/A output 3
Charge pump feed back input 3
Reference voltage monitor
1.7V Reference Voltage
DC/DC E/A non inverting input 2
DC/DC E/A inverting input 2
DC/DC E/A output 2
Ground
Power ground
DC/DC driver output 2
DC/DC driver output 1
Power VCC supply
VCC supply
DC/DC E/A output 1
DC/DC E/A inverting input 1
Pch FET switch driver output
Connect soft start capacitor 1
Connect soft start capacitor 2
Step up/down select switch 1
Step up/down select switch 2
Dead time control voltage input1
Dead time control voltage input2
Charge pump control switch 4
Charge pump control switch 3
DC/DC control switch 2
DC/DC control switch 1
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6/18
2009.07 - Rev.B
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