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L7250 Datasheet(PDF) 2 Page - STMicroelectronics

Part # L7250
Description  5V & 12V SPINDLE AND VCM MOTORS DRIVER
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L7250 Datasheet(HTML) 2 Page - STMicroelectronics

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L7250
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PIN CONNECTION (Top view)
PIN DESCRIPTION
N°
Pin
V
Description
1
VCV1
S12
12V power supply
2
VCV2
S12
12V power supply and POR sensing threshold
3
VCMP1
O12
VCM positive output
4
VCMP2
O12
VCM positive output
5
VCMGND1
gnd
VCM power ground
6
VCMGND2
gnd
VCM power ground
7
CPOSC
O12
Charge pump oscillator
8
VCC5
S5
5V power supply
9
DIG_GND
gnd
Digital & Switching regulator ground
10
N_DRV
O5
Neg Reg ext FET gate driver
11
N_FEED
I5
Neg Reg feedback
12
N_COMP
IO5
Neg Reg error output
04
05
06
07
08
09
10
11
12
13
14
15
16
03
01
02
45
44
43
42
41
40
39
38
37
36
35
34
33
46
48
47
VCV1
VCV2
VCMP1
VCMP2
VCMGND1
VCMGND2
CPOSC
VCC5
DIG_GND
N_DRV
N_FEED
N_COMP
25_BASE
25_FEED
33_BASE
33_FEED
RSEN2
RSEN1
VCMN2
VCMN1
VCMGND4
VCMGND3
SNS_N
SNS_P
SNS_OUT
ERR_OUT
ERR_IN
DAC_OUT
SEN
SCLK
SDATA
SYSClk


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