参数资料
型号: 8932-A
厂商: Allegro MicroSystems, Inc.
元件分类: 基准电压源/电流源
英文描述: VOICE-COIL MOTOR DRIVER
中文描述: 音圈电机驱动
文件页数: 2/8页
文件大小: 164K
代理商: 8932-A
8932-A
VOICE-COIL MOTOR DRIVER
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
Copyright 1992, 1995 Allegro MicroSystems, Inc.
50
AMBIENT TEMPERATURE IN
°
C
75
100
125
150
0.5
0
A
2.0
1.5
1.0
25
Dwg. GP-034
FREEAR
°
CW
θ
JA
FUNCTIONAL BLOCK DIAGRAM
+
+
+
+
ERROR
AMP
POWER
AMP
+
POWER
CONTROL
LOGIC
CURRENT-SENSE
AMP
SENSE –
Dwg. FP-024D
SENSE +
I
I
PROTECTION
CIRCUITRY
RETRACT
CONTROL
TSD
SIGNAL
SUPPLY
14
LOAD
SUPPLY
22
V
DD
V
CC
VOLTAGE-SENSE
AMP
2 V
REF.
ACT
REFERENCE
H GAIN
PWR OFF
FAULT
ACT
FB
MP
RESET
13
12
18
17
16
15
19
SWITCH
8
GROUND
4
V
B
U
S
V
F
R
R
R
O
5
3
2
2
8
1
6
11
R
V
LOAD
OUT
SW
V
SENS FB
OUT
P
OUT
N
V
SENS
SGND
P
SGND
N
27
25
24
21
23
20
10
IN
N
9
26
OUT
7
REF.
REF.
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