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L6228QTR 数据表(PDF) 3 Page - STMicroelectronics

部件名 L6228QTR
功能描述  DMOS driver for bipolar stepper motor
Download  32 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L6228QTR 数据表(HTML) 3 Page - STMicroelectronics

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L6228Q
Electrical data
Doc ID 14321 Rev 4
3/32
1
Electrical data
1.1
Absolute maximum ratings
1.2
Recommended operating conditions
Table 1.
Absolute maximum ratings
Symbol
Parameter
Parameter
Value
Unit
VS
Supply voltage
VSA = VSB = VS
60
V
VOD
Differential voltage between
VSA, OUT1A, OUT2A, SENSEA and
VSB, OUT1B, OUT2B, SENSEB
VSA = VSB = VS = 60 V;
VSENSEA = VSENSEB =
GND
60
V
VBOOT
Bootstrap peak voltage
VSA = VSB = VS
VS + 10
V
VIN,VEN
Input and enable voltage range
-0.3 to +7
V
VREFA, VREFB
Voltage range at pins VREFA and
VREFB
-0.3 to +7
V
VRCA, VRCB
Voltage range at pins RCA and RCB
-0.3 to +7
V
VSENSEA,
VSENSEB
Voltage range at pins SENSEA and
SENSEB
-1 to +4
V
IS(peak)
Pulsed supply current (for each VS
pin), internally limited by the
overcurrent protection
VSA = VSB = VS;
tPULSE < 1 ms
3.55
A
IS
RMS supply current (for each VS pin) VSA = VSB = VS
1.4
A
Tstg, TOP
Storage and operating temperature
range
-40 to 150
°C
Table 2.
Recommended operating conditions
Symbol
Parameter
Parameter
Min
Max
Unit
VS
Supply voltage
VSA = VSB = VS
852
V
VOD
Differential voltage between
VSA, OUT1A, OUT2A, SENSEA and
VSB, OUT1B, OUT2B, SENSEB
VSA = VSB = VS;
VSENSEA = VSENSEB
52
V
VREFA, VREFB
Voltage range at pins VREFA and
VREFB
-0.1
5
V
VSENSEA,
VSENSEB
Voltage range at pins SENSEA and
SENSEB
(pulsed tW < trr)
(DC)
-6
-1
6
1
V
V
IOUT
RMS output current
1.4
A
Tj
Operating junction temperature
-25
+125
°C
fsw
Switching frequency
100
kHz


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