L6743 STMicroelectronics, L6743 Datasheet - Page 3

• Manufacturer Part Number: L6743
• Description: IC MOSFET DRIVER HI CURNT SOIC8
• Manufacturer: STMicroelectronics
• Type: High Side/Low Sider

Specifications of L6743

• Configuration: High and Low Side, Synchronous
• Input Type: Non-Inverting
• Current - Peak: 2A
• Number Of Configurations: 1
• Number Of Outputs: 2
• Voltage - Supply: 5 V ~ 12 V
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Supply Voltage (min): 5 V
• Supply Current: 5 mA
• Maximum Power Dissipation: 1150 mW
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• Number Of Drivers: 2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Delay Time: -
• High Side Voltage - Max (bootstrap): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

L6743, L6743Q
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
= 5V to 12V
L6743 Reference Schematic
PWM
VCC
EN
Typical application circuit
Block diagram
C
DEC
PWM
EN
GND
GND
15k
NC*
VCC
CONTROL LOGIC
& PROTECTIONS
NC*
UGATE
PHASE
LGATE
BOOT
L6743
Typical application circuit and block diagram
PWM
HS
LS
HS
LS
VCC
C
HF
L
BOOT
UGATE
PHASE
LGATE
GND
V
C
C
IN
BULK
OUT
= 5V to 12V
Vout
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