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Numéro de référence | BH6519FS | ||
Description | 4-channel PWM driver for CD/ MD player | ||
Fabricant | ROHM Semiconductor | ||
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1 Page
00W137A
4-channel PWM driver for CD, MD player
BH6519FS
Description
Dimension (Units : mm)
The BH6519FS is a 4-channel PWM driver developed
for both motor and actuator driving functions in CD and
MD players. The device requires lower power consumption
due to the adoption of power MOSFET in the output.
Features
13.6±0.2
32 17
1) Built-in 4ch power MOSFET H bridge
2) PWM input
3) Built-in charge pump circuit for VG step-up
4) ON resistance 1.2Ω(Typ.)
5) Built-in thermal shut down circuit
6) Low power consumption
7) Small SSOP-A32 package
1 16
0.8
0.36±0. 1
0.3Min
SSOP-A32
Applications
CD, MD players
Absolute Maximum Ratings (Ta=25˚C)
Parameter
Symbol
Limits
H bridge supply voltage
Control circuit supply voltage
Pre-driver supply voltage
VM
VDD
VG (2pin)
9
9
12
Driver output current
Io 1000
Power dissipation
Operating temperature range
Storage temperature range
Pd
Topr
Tstg
850 ∗
–40 ~ +85
–55 ~ +150
∗Derating : 6.8mW/˚C for operation above Ta=25˚C
70mmx70mm, t=1.6mm, glass epoxy mounting.
Recommended Operating Conditions (Ta=25˚C)
Parameter
Symbol Min. Typ.
Max.
H bridge supply voltage
VM ∗
1.6 5.0 5.5
Control circuit supply voltage VDD 2.7
Pre-driver supply voltage
VG(2pin) VM+3.0
Pulse input frequency
fIN –
∗When the built-in charge pump is not used. When it is used : 2.7V~5.5V
3.0
10
176.4
5.5
11.5
200
Unit
V
V
V
mA
mW
˚C
˚C
Unit
V
V
V
kHz
0. 15
February, 2001
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Pages | Pages 3 | ||
Télécharger | [ BH6519FS ] |
No | Description détaillée | Fabricant |
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