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L6258 Folha de dados(PDF) 5 Page - STMicroelectronics

Nome de Peças L6258
Descrição Electrónicos  PWM controlled high current DMOS universal motor driver
Download  32 Pages
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Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6258 Folha de dados(HTML) 5 Page - STMicroelectronics

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L6258
Block diagram
5/32
1
Block diagram
Figure 1.
Block diagram
DAC
CHARGE
PUMP
VR (VDD/2)
VCP1
PH_1
I0_1
I1_1
I2_1
VREF1
TRIANGLE
GENERATOR
TRI_CAP
ERROR
AMP
+
-
VR
+
-
+
-
C
C
POWER
BRIDGE
1
TRI_0
TRI_180
TRI_180
TRI_0
DAC
PH_2
I0_2
I1_2
I2_2
VREF1
ERROR
AMP
+
-
VR
+
-
+
-
C
C
POWER
BRIDGE
2
TRI_0
TRI_180
THERMAL
PROT.
OUT1A
OUT1B
Rs
SENSE1A
VBOOT
DISABLE
VS
OUT2A
OUT2B
SENSE2A
Rs
VS
EA_IN2
EA_OUT2
GND
EA_IN1
EA_OUT1
VCP2
VDD(5V)
D96IN430D
VR GEN
INPUT
&
SENSE
AMP
CP
CFREF
CBOOT
INPUT
&
SENSE
AMP
I3_1
I3_2
SENSE1B
SENSE2B
RC1
R1 1M
R2 1M
RC2
CC2
CC1
Table 2.
Absolute maximum rating
Parameter
Description
Value
Unit
Vs
Supply voltage
36
V
VDD
Logic supply voltage
7
V
Vref1/Vref2
Reference voltage
2.5
V
IO
Output current (peak)
1.5
A
IO
Output current (continuous)
1.2
A
Vin
Logic input voltage range
-0.3 to 7
V
Vboot
Bootstrap supply
60
V
Vboot - Vs
Maximum Vgate applicable
15
V
Tj
Junction temperature
150
°C
Tstg
Storage temperature range
-55 to 150
°C


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