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L6219 数据表(PDF) 3 Page - STMicroelectronics

部件名 L6219
功能描述  STEPPER MOTOR DRIVER
PDF  9 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L6219 数据表(HTML) 3 Page - STMicroelectronics

  L6219 Datasheet HTML 1Page - STMicroelectronics L6219 Datasheet HTML 2Page - STMicroelectronics L6219 Datasheet HTML 3Page - STMicroelectronics L6219 Datasheet HTML 4Page - STMicroelectronics L6219 Datasheet HTML 5Page - STMicroelectronics L6219 Datasheet HTML 6Page - STMicroelectronics L6219 Datasheet HTML 7Page - STMicroelectronics L6219 Datasheet HTML 8Page - STMicroelectronics L6219 Datasheet HTML 9Page - STMicroelectronics  
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ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
VS
Supply Voltage
50
V
Io
Output Current (peak)
±1A
Io
Output Current (continuous)
±0.75
A
VSS
Logic Supply Voltage
7
V
VIN
Logic Input Voltage Range
-0.3 to +7
V
Vsense
Sense Output Voltage
1.5
V
TJ
Junction Temperature
+150
°C
Top
Operating Temperature Range
-20 to +85
°C
Tstg
Storage Temperature Range
-55 to +150
°C
THERMAL DATA
Symbol
Description
PDIP
SO
Unit
Rthj-case
Rthj-amb
Thermal Resistance Junction-case
Max.
Thermal Resistance Junction-ambient
Max.
14
60 (*)
18
75 (*)
°C/W
°C/W
(*) With minimized copper area.
ELECTRICAL CHARACTERISTICS (Tj = 25°C, VS = 46V, VSS = 4.75V to 5.25V, VREF = 5V; unless oth-
erwise specified) See fig. 3.
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
OUTPUT DRIVERS (OUTA or OUTB)
VS
Motor Supply Range
10
46
V
ICEX
Output Leakage Current
VOUT = Vs
VOUT = 0
-
-
<1
<-1
50
-50
µA
µA
VCE(sat)
Output Saturation Voltage
Sink Driver, IOUT = +500mA
Sink Driver, IOUT = +750mA
Source Driver, IOUT = -500mA
Source Driver, IOUT = -750mA
-
-
-
-
0.3
0.7
1.1
1.3
0.6
1
1.4
1.6
V
V
V
V
IR
Clamp Diode Leakage Current
VR = 50V
-
<1
50
µA
VF
Clamp Diode Forward Voltage
Sink Diode
Source Diode IF =750mA
1
1
1.5
1.5
V
V
IS(on)
Driver Supply Current
Both Bridges ON, No Load
-
8
15
mA
IS(off)
Driver Supply Current
Both Bridges OFF
-
6
10
mA
CONTROL LOGIC
VIN(H)
Input Voltage
All Inputs
2.4
-
-
V
VIN(L)
Input Voltage
All Inputs
-
-
0.8
V
IIN(H)
Input Current
VIN = 2.4V
-
<1
20
µA
IIN(L)
Input Current
VIN = 0.84V
-
-3
-200
µA
VREF
Reference Voltage
Operating
1.5
-
7.5
V
ISS(ON)
Total Logic Supply Current
Io = I1 = 0.8V, No Load
-
64
74
mA
ISS(OFF)
Total Logic Supply Current
Io = I1 = 2.4V, No Load
-
10
14
mA
COMPARATORS
VREF / Vsense Current Limit Threshold (at trip
point
Io = I1 = 0.8V
9.5
10
10.5
-
Io = 2.4V, I1 = 0.8V
13.5
15
16.5
-
Io = 0.8V, I1 = 2.4V
25.5
30
34.5
-
toff
Cutoff Time
Rt = 56K
Ω Ct = 820pF
-
50
s
td
Turn Off Delay
Fig. 1
-
1
s
µ
µ
L6219
3/9



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