ML2340CCS/5 View Datasheet(PDF) - Micro Linear Corporation
Part Name
Description
MFG CO.
'ML2340CCS/5' PDF : 12 Pages View PDF
ML2340, ML2350
TYPICAL APPLICATIONS (Continued)
+12V
VCC
ML2340
VOUT
VREFIN
VREFOUT
VZS
GAIN 0
AGND
GAIN 1
BIPOLAR
VOUT
AROUND
4.5V
4.50V
9.0V
256 CODES
4.5V
6.75V
256 CODES
5.625V
4.5V
256 CODES
4.5V
5.062V
4.5V 256 CODES
3.938V
3.375V
2.25V VOUT, GAIN 1/2
VOUT, GAIN 1/4
VOUT, GAIN 1
VOUT, GAIN 2
GND + 100mV
Figure 8. Single 12V Supply, Bipolar VOUT with 11-Bits Resolution Around 4.5V
MICRO-
CONTROLLER
+12V
+5V +12V
VCC 2
ML2340
0.1µF
17
XFER
0.1µF
2 +12V
+5V 19
PWR VC 11
10
OUTPUT+
16 REF PWR GND A 13
DB0
VREF OUT 20
VREF IN 1
VZS 4
DB7
18
GAIN 0
19
GAIN 1
VOUT 3
AGND 5
DGND 6
8
RSENSE
ML4406
14 CONTROL+
15
3
OUTPUT– 12
CONTROL–
PWR GND B
9
DISABLE
6 GND
20 POWERFAIL V(RET) 7
1
RETRACT
5
HIGH/LOW
I(RET) SET
4
R(RET)
1Ω
SERVO
COIL
FROM
MOTOR
WINDINGS
Figure 9. Hard Disc Drive Servo Coil Driver Providing 13-Bit Effective Resolution
10
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