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PDF FAN8702B Data sheet ( Hoja de datos )
| Número de pieza | FAN8702B | |
| Descripción | 6 Channel DSC Motor Driver | |
| Fabricantes | Fairchild Semiconductor | |
| Logotipo |  |
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www.fairchildsemi.com
FAN8702/FAN8702B/FAN8702MP
6 Channel DSC Motor Driver
Features
• Independent 6-Channel H-Bridge.
• Output Current up to 600mA (Each Channel)
• Constant Current Control on CH5 and CH6.
• Constant Voltage Control on CH1,2,3 and CH4.
• Built in Brake Function on CH3,4 and CH6.
• Built in Short Through Protection.
• Low Saturation Voltage.
• Low Voltage operation.
• Built in Reference Voltage.
• Built in Thermal Shut Down.
Description
The FAN8702 is designed for portable equipment such as
DSC and mobile phone camera. It consists of 2 constant
current and 4 constant voltage drive blocks suitable for shut-
ter, auto-focus, iris and zoom motor drive.
48-LQFP-0707
48MLP7X7
Typical Applications
• DSC
• Mobile Phone Camera
Ordering Information
Device
Package
FAN8702MP 48MLP 7X7
FAN8702MPX 48MLP 7X7
FAN8702 48-LQFP-0707
FAN8702B 48-LQFP-0707
Operating Temp.
-20°C to +80°C
-20°C to +80°C
-20°C to +80°C
-20°C to +80°C
Notes
X : Tape & Reel
©2004 Fairchild Semiconductor Corporation
Rev.1.0.3
1 page  
Internal Block Diagram
FAN8702/FAN8702B/FAN8702MP
OUT1
OUT2
OUT3
OUT4
VDD
VB1
Constant
voltage
SGND H-bridge
CH1
Constant
voltage
H-bridge
CH2
OUT9 OUT10
VCC1
Constant
current
H-bridge
CH5
OUT5
OUT6
OUT7
OUT8 VCC1
VB2 VCC2
Constant
voltage
H-bridge
CH3
Constant
voltage
H-bridge
CH4
VB1
VB2
PG
PGND
VREF
Reference out
VC1 CH1,CH2
5X
VC2 CH3,CH4
5X
ISH
IAE
Reference Control
FC1
PGND
Quick Charge
FC1
RFG1
CH5
CH6
VCC2
Constant
current
H-bridge
CH6
FC2
OUT11
OUT12
RFG2
CH1~CH6 Control
Logic
Output stage
TSD
INHD
IN1 IN2 IN3 IN4 IN5 IN6 IN7 IN8 IN9 IN10 IN11 IN12
NC
5
5 Page 
FAN8702/FAN8702B/FAN8702MP
Operation Truth Table
Input/
Out-
put
Mo-
tor
IN IN IN IN IN IN IN IN IN
1234 5 6 7 8 9
IN
10
IN
11
IN
12
INHD
OUT
1
OT
2
OU OUT OUT OUT OUT OUT OUT OUT OUT OUT
T3 4 5 6 7 8 9 1 0 11 12
Vref
Oper-
ation
Stan L L L L L L L L L L L L L Z Z Z Z Z Z Z Z Z Z Z Z Z
d-by
LLLL LLL L L L L L H
0.67
When one of input of IN1 to IN12 is high
L
H
1.0
0.67
LL
ZZ
LH
LH
HL
Volt
age H H
HL
ZZ
dri- L L
ver 1
LH
ZZ
LH
HL
HL
HH
ZZ
LL
ZZ
LH
LH
HL
Volt
age H H
HL
LL
dri- L L
ver 2
LH
ZZ
LH
HL
HL
HH
LL
LL
ZZ
Curr L H
LH
ent
HL
HL
dri-
ver 1
FAN8702 only
Inhibit
HH
FAN8702B and FAN8702MP Z Z
LL
Curr
ent L H
ZZ
LH
dri- H L
ver 2
HH
HL
LL
11
11 Page | ||
| Páginas | Total 20 Páginas | |
| PDF Descargar | [ Datasheet FAN8702B.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
| FAN8702 | 6 Channel DSC Motor Driver | Fairchild Semiconductor |
| FAN8702B | 6 Channel DSC Motor Driver | Fairchild Semiconductor |
| FAN8702MP | 6 Channel DSC Motor Driver | Fairchild Semiconductor |
| FAN8702MPX | 6 Channel DSC Motor Driver | Fairchild Semiconductor |
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