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PDF QM4305D Data sheet ( Hoja de datos )

Número de pieza QM4305D
Descripción N-Ch and P-Ch Fast Switching MOSFETs
Fabricantes UBIQ 
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QM4305D
N-Ch and P-Ch Fast Switching MOSFETs
General Description
The QM4305D is the highest performance trench
N-ch MOSFETs with extreme high cell density ,
which provide excellent RDSON and gate charge
for most of the synchronous buck converter
applications .
The QM4305D meet the RoHS and Green Product
requirement 100% EAS guaranteed with full
function reliability approved.
Features
z Advanced high cell density Trench technology
z Super Low Gate Charge
z Excellent CdV/dt effect decline
z 100% EAS Guaranteed
z Green Device Available
Product Summery
BVDSS
40V
-40V
RDSON
17m
40m
ID
32A
-23A
Applications
z High Frequency Point-of-Load Synchronous
Buck Converter for MB/NB/UMPC/VGA
z Networking DC-DC Power System
z CCFL Back-light Inverter
TO252 Pin Configuration
D1/D2
Absolute Maximum Ratings
Symbol
VDS
VGS
ID@TC=25
ID@TC=100
IDM
EAS
IAS
PD@TC=25
TSTG
TJ
Parameter
Drain-Source Voltage
Gate-Source Voltage
Continuous Drain Current, VGS @ 10V1
Continuous Drain Current, VGS @ 10V1
Pulsed Drain Current2
Single Pulse Avalanche Energy3
Avalanche Current
Total Power Dissipation4
Storage Temperature Range
Operating Junction Temperature Range
G2
S2
S1G1
Rating
N-Ch
40
±20
P-Ch
-40
±20
32 -23
25 -18
64 -46
55 66
25 -27.2
31.3 31.3
-55 to 150
-55 to 150
-55 to 150
-55 to 150
Units
V
V
A
A
A
mJ
A
W
Thermal Data
Symbol
RθJA
RθJC
Parameter
Thermal Resistance Junction-Ambient 1
Thermal Resistance Junction-Case1
1
Typ.
---
---
Max.
62
4
Unit
/W
/W
Rev A.01 D012110

1 page




QM4305D pdf
QM4305D
10000
1000
F=1.0MHz
Ciss
N-Ch and P-Ch Fast Switching MOSFETs
100
10us
100us
10
Coss
100
Crss
10
1 5 9 13 17 21
VDS Drain to Source Voltage (V)
Fig.7 Capacitance
1
DUTY=0.5
0.3
25
1
0
0.1
TC=25
Single Pulse
1
VDS (V)
10
Fig.8 Safe Operating Area
10ms
100ms
DC
100
0.1
0.1
0.05
0.02
0.01
SINGLE PULSE
0.01
0.00001
0.0001
0.001
0.01
t , Pulse Width (s)
PDM
TON
T
D = TON/T
TJpeak = TC + PDM x RθJC
0.1
Fig.9 Normalized Maximum Transient Thermal Impedance
1
Fig.10 Switching Time Waveform
Fig.11 Unclamped Inductive Switching Wave
5

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