UD4803
N-Ch and P-Ch Fast Switching MOSFETs
General Description
The UD4803 is the highest performance trench
N-ch and P-ch MOSFETs with extreme high cell
density , which provide excellent RDSON and gate
charge for most of the synchronous buck converter
applications .
The UD4803 meet the RoHS and Green Product
requirement 100% EAS guaranteed with full
function reliability approved.
Features
Advanced high cell density Trench technology
Super Low Gate Charge
Excellent CdV/dt effect decline
100% EAS Guaranteed
Green Device Available
Product Summery
BVDSS
40V
-40V
Applications
RDSON
26mΩ
40mΩ
ID
23A
-20A
High Frequency Point-of-Load Synchronous
Buck Converter for MB/NB/UMPC/VGA
Networking DC-DC Power System
CCFL Back-light Inverter
TO252 Pin Configuration
Absolute Maximum Ratings
Rating
Symbol
V
DS
V
GS
I
D
@T
C
=25℃
I
D
@T
C
=100℃
I
DM
EAS
I
AS
P
D
@T
C
=25℃
T
STG
T
J
Parameter
Drain-Source Voltage
Gate-Source Voltage
Continuous Drain Current, V
GS
@ 10V
1
Continuous Drain Current, V
GS
@ 10V
Pulsed Drain Current
Avalanche Current
Total Power Dissipation
4
Storage Temperature Range
Operating Junction Temperature Range
2
1
N-Ch
40
±20
23
18
46
28
17.8
25
-55 to 150
-55 to 150
P-Ch
-40
±20
-20
-16
-40
66
-27.2
31.3
-55 to 150
-55 to 150
Units
V
V
A
A
A
mJ
A
W
℃
℃
Single Pulse Avalanche Energy
3
Thermal Data
Symbol
R
θJA
R
θJC
Parameter
Thermal Resistance Junction-Ambient
1
Thermal Resistance Junction-Case
1
Typ.
---
---
Max.
62
5
Unit
℃/W
℃/W
1