TD340IDT Ver la hoja de datos (PDF) - STMicroelectronics
Número de pieza
componentes Descripción
Fabricante
TD340IDT Datasheet PDF : 21 Pages
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TD340
SYSTEM AND INTERNAL BLOCK DIAGRAM
VBATT
SUPPLY
CHARGE
OSC
5V
VOUT
UVLO OVLO PUMP
CB1
5V
RESET
REGULATOR
H1
CWD
WD
STBY
TEMP
IN1
IN2
CF
RESET
WATCHDOG
PWM
T° LOGIC
PWM
TD340
S1
CB2
H2
S2
L2
L1
GND
0V
BATT +
Q2H
Q1H
M
Q2L
Q1L
BATT -
PIN DESCRIPTION
Name
Pin
VBATT
1
GND
11
L1
12
L2
13
H1
18
H2
15
S1
17
S2
17
CB1
19
CB2
16
CF
10
IN1
8
IN2
9
STBY
6
TEMP
7
VOUT
2
RESET
3
WD
5
CWD
4
OSC
20
Type
Function
Power Input
Power Supply
Ground
Ground
Push Pull Output
Low Side Drive - Gate 1
Push Pull Output
Low Side Drive - Gate 2
Push Pull Output
High Side Drive - Gate 1
Push Pull Output
High Side Drive - Gate 2
Analog Input
High Side Drive - Source 1
Analog Input
High Side Drive - Source 2
Analog Input
High Side Drive - Bootstrap Capacitor 1
Analog Input
High Side Drive - Bootstrap Capacitor 2
Analog Input
External Capacitor to set the PWM Switching Frequency
Analog or Digital Input
Analog Level of PWM (0 to 100%) if CF connected to a capacitor,
or PWM Signal if CF connected to ground
Digital Input
Direction to the Motor’s Rotation
Digital Input
Standby Mode
Analog Output
Analog Indicator of Temperature
Power Output
Regulated Power Supply Output for the Microcontroller - 5V
Open Drain Output Reset Signal for the Microcontroller
Digital Input
Watchdog Signal from the Μicrocontroller
Analog Input
External Capacitor to set Watchdog Timeout
Digital Output
Oscillator Output
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