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L7200 数据表(PDF) 9 Page - STMicroelectronics

部件名 L7200
功能描述  MOZART, 12V DISK DRIVE SPINDLE & VCM, POWER & CONTROL "COMBO?
PDF  23 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L7200 数据表(HTML) 9 Page - STMicroelectronics

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L7200
Output Slew Rate (PWM)
Reg# 2.2 = 0
Reg# 2.2 = 1
10
20
V/
µs
BEMFMI
N
Minimum BEMF Voltage for
Detection
35
mVp-p
VHYS
Hysteresis
18
mV
CURRENT SENSE AMPLIFIER
Av
Voltage Gain
3.8
4.0
4.2
V/V
dVo/dt
Output Slew Rate
20
V/
µS
3.3V LINEAR REGULATOR
V3.3
3.3V Regulation Voltage
Iload < 0.6A
3.15
3.3
3.45
V
Av
Open Loop Gain
60
dB
Ibase
Driving Base Current
20
mA
2.5V LINEAR REGULATOR
V2.5
2.5V Regulation Voltage
Iload < 0.6A
2.5
V
Av
Open Loop Gain
60
dB
Ibase
Driving Base Current
20
mA
8V LINEAR REGULATOR
V8
8V Regulation Voltage
Iload < 0.2A
8
V
AV
Open Loop Gain
60
dB
Ibase
Driving Base Current
5
mA
SHOCK SENSOR - INPUT OPERATIONAL AMPLIFIER A1
Av
Open Loop Gain
20
dB
Rin
Input Inpedance
10
M
Ω
FodB
Unity Gain Bandwidth
30
KHz
SHOCK SENSOR - FILTER OPERATIONAL AMPLIFIER A2
Av
Open Loop Gain
80
dB
FodB
Unity Gain Bandwidth
5
KHz
Voffset
Offset Voltage
±5
V
SHOCK SENSOR - OUTPUT WINDOW COMPARATOR
VH
Vth High
Referred to Vcc/4
+0.5
V
VL
Vth Low
Referred to Vcc/4
-0.5
V
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
ELECTRICAL CHARACTERISTCS (continued)



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