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L6208 Datasheet(PDF) 5 Page - STMicroelectronics

No. de pieza L6208
Descripción Electrónicos  FULLY INTEGRATED STEPPER MOTOR DRIVER
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6208 Datasheet(HTML) 5 Page - STMicroelectronics

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L6208
(6)
Also connected at the output drain of the Over current and Thermal protection MOSFET. Therefore, it has to be driven putting in series
a resistor with a value in the range of 2.2K
Ω - 180KΩ, recommended 100KΩ.
PACKAGE
Name
Type
Function
SO24/
PowerDIP24
PowerSO36
PIN #
PIN #
21
5
OUT2A
Power Output
Bridge A Output 2.
22
7
VCP
Output
Charge Pump Oscillator Output.
23
8
RESET
Logic Input
Reset Pin. LOW logic level restores the
Home State
(State 1) on the Phase Sequence Generator State
Machine.
If not used, it has to be connected to +5V.
24
9
VREFA
Analog Input
Bridge A Current Controller Reference Voltage.
Do not leave this pin open or connected to GND.
ELECTRICAL CHARACTERISTICS
(Tamb = 25°C, Vs = 48V, unless otherwise specified)
Symbol
Parameter
Test Conditions
Min
Typ
Max
Unit
VSth(ON) Turn-on Threshold
6.6
7
7.4
V
VSth(OFF) Turn-off Threshold
5.6
6
6.4
V
IS
Quiescent Supply Current
All Bridges OFF;
Tj = -25°C to 125°C
(7)
510
mA
Tj(OFF)
Thermal Shutdown Temperature
165
°C
Output DMOS Transistors
RDS(ON) High-Side Switch ON Resistance Tj = 25 °C
0.34
0.4
Tj =125 °C
(7)
0.53
0.59
Low-Side Switch ON Resistance
Tj = 25 °C
0.28
0.34
Tj =125 °C
(7)
0.47
0.53
IDSS
Leakage Current
EN = Low; OUT = VS
2mA
EN = Low; OUT = GND
-0.15
mA
Source Drain Diodes
VSD
Forward ON Voltage
ISD = 2.8A, EN = LOW
1.15
1.3
V
trr
Reverse Recovery Time
If = 2.8A
300
ns
tfr
Forward Recovery Time
200
ns
Logic Inputs (EN, CONTROL, HALF/FULL, CLOCK, RESET, CW/CCW)
VIL
Low level logic input voltage
-0.3
0.8
V
VIH
High level logic input voltage
2
7
V
PIN DESCRIPTION (continued)


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