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E-L6205PD датащи(PDF) 12 Page - STMicroelectronics

номер детали E-L6205PD
подробное описание детали  DMOS DUAL FULL BRIDGE DRIVER
PDF  21 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

E-L6205PD датащи(HTML) 12 Page - STMicroelectronics

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L6205
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APPLICATION INFORMATION
A typical application using L6205 is shown in Fig. 11. Typical component values for the application are shown
in Table 2. A high quality ceramic capacitor in the range of 100 to 200 nF should be placed between the power
pins (VSA and VSB) and ground near the L6205 to improve the high frequency filtering on the power supply and
reduce high frequency transients generated by the switching. The capacitors connected from the ENA and ENB
inputs to ground set the shut down time for the Brgidge A and Bridge B respectively when an over current is
detected (see Overcurrent Protection). The two current sources (SENSEA and SENSEB) should be connected
to Power Ground with a trace length as short as possible in the layout. To increase noise immunity, unused logic
pins (except ENA and ENB) are best connected to 5V (High Logic Level) or GND (Low Logic Level) (see pin
description). It is recommended to keep Power Ground and Signal Ground separated on PCB.
Table 2. Component Values for Typical Application
Figure 11. Typical Application
C1
100uF
D1
1N4148
C2
100nF
D2
1N4148
CBOOT
220nF
RENA
100k
CP
10nF
RENB
100k
CENA
5.6nF
RP
100
CENB
5.6nF
OUT1A
4
18
16
15
7
13
OUT2A
GND
GND
GND
GND
OUT2B
OUT1B
VSA
POWER
GROUND
SIGNAL
GROUND
+
-
VS
8-52VDC
VSB
VCP
VBOOT
C1
SENSEA
17
6
5
ENB
CENB
RENB
ENABLEB
11
14
3
12
19
SENSEB
LOADA
LOADB
8
ENA
CENA
RENA
ENABLEA
20
D02IN1345
1
IN1A
IN2A
IN1A
IN2A
2
IN2B
10
IN1B
IN2B
IN1B
9
CP
CBOOT
RP
D2
D1
C2



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