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L9909 数据表(PDF) 3 Page - STMicroelectronics

部件名 L9909
功能描述  DC MOTOR DRIVER WITH POSITION CONTROL
PDF  9 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L9909 数据表(HTML) 3 Page - STMicroelectronics

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ELECTRICAL CHARACTERISTICS (VCC = 7 to 18V; Tj = -40 to 85
°C, unless otherwise specified.)
Pin
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
POWER SUPPLY
VCC
ICC
Quiescent Supply Current
IM+ =IM- =0, IROSC = 100
µA;
VCOSC =0
10
mA
VCC_OV
Over Voltage Shut Down
18
20
V
VCC_OVdel
Over Voltage Shut Down Delay
130
µs
VCC_min
Minimum VCC Operating
Voltage - Other Parameter
may not be in spec
5.5
V
VCC_CL
Battery Supply Clamp Voltage
Transients of Fig.5
70
80
V
Td_ov_1
Battery Supply Clamp Time
Transients of Fig.5
130
1000
µs
Td_ov_2
Battery Supply Clamp Time
Transients of Fig.4
1
ms
OSCILLATOR
COSC
ROSC
ROSC
Oscillator Resistor
10
100
K
Ω
COSC
Oscillator Capacitor
2
100
nF
TOUT
Timer Run Time
16384
TOSC
FOSC
Oscillator Frequency
ROSC 27K
Ω;COSC = 10nF
430
530
630
Hz
ROSC
Vrosc
Voltage at ROSC pin
ROSC 27K
Ω
14.2
%VCC
COSC
ICOSC
Current at COSC pin
ROSC 27K
Ω
-20
IROSC
20
%
VTHCOSC
High Threshold Voltage
56.6
1000 %VCC
VTLCOSC
Low Threshold Voltage
6.6
1000 %VCC
VLINERR
Voltage Ramp Linearity Error
-20
20
%
PIN FUNCTIONS
N.
Name
Function
1
GND
Ground
2
COSC
Oscillator Capacitor
3
VFB
Position Feedback Voltage
4
VCOM
Position Command Voltage
5
M-
Negative Motor Terminal
6
VCC
Power Supply
7
ROSC
Oscillator Resistor
8
M+
Positive Motor Terminal
L9909
3/9



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