L6743B STMicroelectronics, L6743B Datasheet - Page 3

• Manufacturer Part Number: L6743B
• Description: MOSFET & Power Driver ICs Hi-current MOSFET Driver
• Manufacturer: STMicroelectronics
• Type: High Current Mosfet Driverr

Specifications of L6743B

• 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: 2.25 W
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Package / Case: SO-8
• Minimum Operating Temperature: 0 C
• Number Of Drivers: 2
• Number Of Outputs: 2
• Output Voltage: 10 V
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

L6743B
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
L6743B Reference Schematic
VCC
EN
Typical application circuit
Block diagram
C
DEC
GND
15k
PWM
EN
GND
CONTROL LOGIC
VCC
& PROTECTIONS
UGATE
PHASE
LGATE
BOOT
L6743B
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