L6743D STMicroelectronics, L6743D Datasheet - Page 3

• Manufacturer Part Number: L6743D
• Description: IC MOSFET DRIVER DUAL 8SOIC
• Manufacturer: STMicroelectronics
• Type: High Current Mosfet Driverr

Specifications of L6743D

• Configuration: High and Low Side, Synchronous
• Input Type: PWM
• Delay Time: 30ns
• Current - Peak: 2A
• Number Of Configurations: 1
• Number Of Outputs: 2
• High Side Voltage - Max (bootstrap): 41V
• Voltage - Supply: 5 V ~ 12 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Product: Driver ICs - Various
• Propagation Delay Time: 75 ns
• Supply Voltage (max): 12 V
• Supply Voltage (min): 5 V
• Supply Current: 5 mA
• Maximum Power Dissipation: 1.15 W
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• Number Of Drivers: 2
• Output Voltage: 10 V
• Flexible Gate-drive: 5 V to 12 V compatible
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

L6743D
1
1.1
1.2
Typical application circuit and block diagram
Application circuit
Figure 1.
Block diagram
Figure 2.
V
CC
PWM Input
EN Input
PWM
= 5V to 12V
L6743D Reference Schematic
VCC
EN
Typical application circuit
Block diagram
C
DEC
GND
15k
PWM
EN
GND
NC*
CONTROL LOGIC
VCC
& PROTECTIONS
NC*
UGATE
PHASE
LGATE
BOOT
L6743D
Typical application circuit and block diagram
PWM
HS
LS
C
HF
HS
LS
VCC
L
V
C
BOOT
UGATE
PHASE
LGATE
GND
C
IN
BULK
OUT
= 5V to 12V
Vout
3/16