MITSUMI
Low Saturation Motor Driver MM1097
Low Saturation Motor Driver
Monolithic IC MM1097
Outline
This is a motor driver IC for video movie use, developed as the low saturation type of MM1036. MM1036
maximum saturation voltage is 1.35V, while MM1097 is only 0.55V.
Features
1. Operating voltage range
4~9V
2. Saturation voltage
0.55V max.
3. Current consumption during standby
2A max.
4. Built-in 2.2V stable power supply
5. Can operate on single power supply
6. Control pins D0 and D1 have TTL interface
7. Built-in thermal shutdown
8. Built-in counter-electromotive clamp diode
Package
SOP-8B (MM1097XF)
Applications
Video movies (auto-focus, zoom)
Block Diagram
MITSUMI
Low Saturation Motor Driver MM1097
Electrical Characteristics
(Except where noted otherwise, Ta=25C, V
CC
=6.0V, V
M
=4.5V)
Item
Symbol
Measurement conditions
Min. Typ. Max. Units
Operating voltage
V
CC
4.0
9
V
Consumption current 1
I
CC
1
VDO, VD1=0V, V
CC
=9V
2.0
A
Consumption current 2
I
CC
2
VDO, VD1=2.4V, V
CC
=9V
9.5
15
mA
Output saturation voltage (L)
Vsat
IM=60mA
250
mV
Output voltage (L) Load fluctuation 1
Lreg1 (L)
IM=10~60mA
200
mV
Output voltage (L) Load fluctuation 2
Lreg2 (L)
IM=10~80mA
350
mV
M0, M1 I/O ratio
K
K=VM/VC, IM=0mA
2.85
3.00
3.15
Output voltage range
V
M
IM=-60mA
2.0
V
CC
-0.3
V
Output voltage (H) Load fluctuation 1
Lreg1 (H)
IM=0~-65mA
100
mV
Output voltage (H) Load fluctuation 2
Lreg2 (H)
IM=-10~-80mA
200
mV
Reference voltage
Vref
Iref=1mA
2.03
2.20
2.30
V
D0, D1 threshold voltages
V
TH
0.6
2.4
V
D0, D1 input currents
I
D
VDO, VD1=5V
40
100
A
Thermal shutdown operating temperature
150
C
Thermal shutdown
50
C
hysteresis temperature
Measuring Circuit
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