FDMF6821A FAIRCHILD [Fairchild Semiconductor], FDMF6821A Datasheet - Page 2

• Manufacturer Part Number: FDMF6821A
• Description: Extra-Small, High-Performance, High-Frequency DrMOS Module
• Manufacturer: FAIRCHILD [Fairchild Semiconductor]

© 2012 Fairchild Semiconductor Corporation
FDMF6821A • Rev. 1.0.0
Typical Application Circuit
DrMOS Block Diagram
PWM Input
Open-Drain
Output
OFF
THWN#
DISB#
PWM
VCIN
DISB#
V
ON
5V
CGND
R
R
DN_PWM
UP_PWM
10µA
UVLO
V
C
CIN
VDRV
Sense
Temp.
3- State
Input
Logic
THWN#
DISB#
SMOD#
PWM
Figure 1.
SMOD#
VDRV
Figure 2.
V
CGND
FDMF6821A
CIN
VDRV
10µA
VCIN
Logic
Logic
GL
Typical Application Circuit
PGND
GH
DrMOS Block Diagram
VIN
2
PHASE
BOOT
VSWH
Dead-Time
Control
Level-Shift
R
BOOT
D
C
Boot
VIN
C
BOOT
BOOT
V
DRV
V
3V ~ 16V
IN
L
OUT
GH
GL
30kΩ
30kΩ
C
PGND
OUT
VIN
Q1
HS Power
MOSFET
Q2
LS Power
MOSFET
VSWH
PHASE
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V
OUT