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Rohm Semiconductor Electronic Components Datasheet

BH6534KV Datasheet

(BH6530KV / BH6534KV) PMW motor driver IC

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BH6534KV pdf
Optical disc ICs
BH6530KV / BH6534KV
PMW motor driver IC for slim type CD-ROM
BH6530KV / BH6534KV
BH6530KV / BH6534KV is a motor driver IC developed for CD-ROM, and DVD-ROM. This IC integrates 3-phase PMW
driver for driving spindle motor and PMW driver for driving feed motor.
BH6530KV
BH6534KV
FG signal 1 phase output
FG signal 3 phase synthesis output
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zApplications
CD-ROM slim, DVD-ROM slim set
zFeatures
1) OP amp. is incorporated for input of each driver
to construct filter easily.
2) Built-in low ON resistance power MOS.
3) Built-in current limit, hall bias, FG output and inversion protection
for 3-phase PWM driver.
4) Built-in standby circuit.
5) Built-in thermal shutdown circuit.
6) High-efficient CD drive system achieved by using this IC and 2ch
PWM driver BH6526FV in pairs.
zExternal dimensions (Unit : mm)
9.0 ± 0.3
7.0 ± 0.2
36
37
25
24
48
1
13
12
0.15 ± 0.1
0.5 0.2 ± 0.1
VQFP48
0.1
zAbsolute maximum ratings (Ta=25°C)
Parameter
Symbol
Limits
Supply voltage
Power dissipation
VCC
9
Pd 1180 1
Operating temperature range
Topr
30 to +85
Storage temperature range
Max.output current
Tastg
IoMAX
55 to +150
3 2
1 Derating : 9.5mW/°C for operation above Ta=25°C.
2 Intermittent current at maximum applied time of 5 msec, 1/10 duty (max.)
Unit
V
mW
°C
°C
A
zRecommended operating conditions (Ta=25°C)
Parameter
Symbol
Min. Typ.
Supply voltage
PRE / POW VCC 4.5 5.0
Max.
5.5
Unit
V
1/2


Rohm Semiconductor Electronic Components Datasheet

BH6534KV Datasheet

(BH6530KV / BH6534KV) PMW motor driver IC

No Preview Available !

BH6534KV pdf
Optical disc ICs
BH6530KV / BH6534KV
zElectrical characteristics
( Unless otherwise noted, Ta=25°C, Vcc=5V, Vref=1.65V, RL(SL)=8+47µH, RL(SP)=2 +47µH, RNF=0.33 )
Parameter
Symbol Min. Typ. Max. Unit
Conditions
Current in standby mode
IST 0 0.1 mA
< PWM driver >
Input dead zone (one side)
VDZ1 0 20 50 mV
Voltage gain
GVC 12 14 16 dB
Output ON resistance
RON1 0.8 1.6 Io=500mA
< 3-phase motor driver >
Input dead zone (one side)
VDZ2 2 50 150 mV
Input-output gain
gm2
0.40 0.55 0.70
A/V RNF=0.33
Output ON resistance
RON2 0.5 1.0 Io=500mA
Torque limit voltage
VLIM2
0.16 0.20 0.24
V RNF=0.33
zApplication circuit
M SLED
0.1µF
0.1µF
0.1µF
0.1µF
220pF 0.1µF
36 35 34 33 32 31 30 29 28 27 26 25
0.01µF
N
F
Vref 37
Charge
Pump(×2)
OSC
24
SLED
IN
38
39
+
40
Vref
SPINDLE
IN
41
42
+
43
44
0.01µF
45
µ-COM 46 SBK
µ-COM 47 BK
Pre Driver
+ Logic
T.S.D.
CURRENT
LIMIT
+
FG
REVERSE
DETECT
Pre Driver
3 PHASE MATRIX
Pre Driver
Pre Driver
23
22
21 FG
20
HALL3
19
18
HALL2
17
16
HALL1
15
H.B. 14
µ-COM 48 STBY
13
0.1µF
1µF
Vcc
1 2 3 4 5 6 7 8 9 10 11 12
Resistor for current detection
0.1µF
0.1µF
SPINDLE
0.1µF
2/2


Part Number BH6534KV
Description (BH6530KV / BH6534KV) PMW motor driver IC
Maker Rohm
Total Page 2 Pages
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