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Power MOSFETs
for Switching Power Supply
February 2005
TOSHIBA CORPORATION
Semiconductor Company
Discrete Semiconductor Division
Transistors
DP0550011_01
2
Power MOS FET for
Switching Power Supply
TO-3P(N) High speed switching &
High speed trr
TO-220SIS series
Main Switch / PFC
High Voltage & Low ON resistance MOS FET
Transistors
TO-220AB High speed
switching & Low ON
resistance
Output
High Speed Trench N ch
MOSFET(High speed –MOSIII )
DP0550011_01
3
Power MOS FET for Switching Power Supply
DC- DC converter ( Synchronous Buck Converter )
¾Decrease ON resistance Loss & Switching Loss
¾Decrease Gate resistance
¾Decrease Cgd/ Cgs capacitance ratio
¾High Power & Small package
VDSS=20 to 40V
Ultra High Speed U-MOS III
DC-DC converter (Main switch)
¾Decrease ON resistance Loss & Switching Loss
¾Decrease Gate resistance
¾High Power & Small package
Power Management
¾Decrease ON resistance Loss
¾High Power & Small package
Power supply (PFC, Main switch, Synchronous rectifying)
¾Decrease ON resistance Loss
VDSS=100 to 250V
High speed π-MOS VII
MACH II
VDSS=20 to 30V
Super Low ON resistance U-MOS IV
VDSS=500 to 650V
Low ON resistance MOSFET
VDSS=60 to 150V
Ultra high speed U-MOS III
Transistors
DP0550011_01
4
New Package TO-220SIS(Smart ISolation)
TO-220SIS p-MOS IV/VI series
<Feature>
1) Height smaller than current package : 2.8mm
Height on PCB is smaller due to shorter stand - off
Meet low profile assembly requirement
2) Faster switching
Switching time toff is 10% shorter by lower Qg
( Optimize chip design )
3) Lead free line up
Meet environmental requirement ( Terminal : lead free )
Transistors
DP0550011_01
5
TO-220SIS Package Lineup
Part Number
2SK3757
2SK3766
2SK3869
2SK3935
2SK3563
2SK3868(*)
2SK3561
2SK3568
2SK3934
2SK3767
2SK3567
2SK3562
2SK3667
2SK3569
2SK3797
2SK3566
2SK3564
2SK3798
2SK3565
2SK3742
2SK3799
Transistors
Max.Rating
VDSS(V)
ID(A)
450
2
2
10
17
5
500
600
900
8
12
15
2
3.5
6
7.5
10
13
2.5
3
4
5
5
8
RDS(ON)
(Max)(Ω)
2.45
2.45
0.68
0.25
1.5
1.7
0.85
0.52
0.3
5
2.2
1.25
1.0
0.75
0.43
6.4
4.3
3.5
2.5
2.5
1.3
Sample
MP
Current TO220NIS
Part Number
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
2SK3543
Vth up
2SK3407
2SK2662
2SK3316
2SK2543
2SK2842
2SK3067
2SK2750
2SK2545
2SK2996
2SK2843
2SK2718
2SK2700
2SK2717
Vth up
-
DP0550011_01
6
TO-220 (W)
High speed U-MOS III chip & Cu cramp package
Current : TO-220(AB)
New : TO-220(W)
High speed chip design
0.6
1.32
Decrease package
resistance 1mΩ by
copper cramp
RDS(ON) (typ.)
QSW(typ.)
ID (A)
VGS=10V
60
(70)
S3J92
75
S3J93
100
Max.Rating
Part
Number
VDSS (V)
S3H92
VDS=48V
RDS(ON)*Qsw
(mΩ nc)
Sample
4.8m Ω
27nC
130
Note1
(60)
6.3m Ω
26nC
165
Note1
(55)
9.8m Ω
25nC
245
Note1
Package
TO-220 Non
Isolation
Note 1: Please contact Toshiba.
Transistors
DP0550011_01
7
TO-220SIS (TO-220 Smart Isolation)
Copper Cramp
<1> Larger Fusing Capability
Æ Double to current package
<2> Low package resistance
(Chip to lead ) Æ[50% decrease]
<3> High heat radiation by copper connector
Gate cramp
Transistors
Source
cramp
DP0550011_01
8
Power MOS FET
for High Voltage Switching Power Supply
π-MOS VI MACH II series
- TO-3P(N) Low ON resistance
* Decrease Crss drastically by Mach-II design
Capacitane - VDS
10000
<Low ON resistance Type>
Part Num ber
2SK3907
M ax.rating
RDS(ON) (Ω)
VDSS(V)
ID(A)
typ.
max.
500
23
0.18
0.23
MP
Package
OK
TO-3P(N)
2SK3911
600
20
0.22
0.32
Capacitance (pF)
1000
VDSS=600V
100
Ciss
10
Coss
OK
1
1
Crss 70 % decrease by Mach-II design
10
Crss
100
VDS (V)
Crss 70% decrease !
QG 40% smaller !
Transistors
DP0550011_01
9
Power MOS FET
for High Voltage Switching Power Supply
π-MOS VI MACH II series - TO-3P(N) Low ON resistance
Mach II design : lower gate cpacitance
600V MACH- 2SK3911
Current process
Smaller gate charge
QGS=92nC
VDS:100V/div
QGS=56nC
ID:5A/div
VDS:100V/div
VGS:2V/div
VGS:2V/div
10nC/div
Crss : 70 % decrease !
QG 40% smaller
!
Transistors
ID:5A/div
VGS=0
VDS=0
ID=0
10nC/div
ID=20A, IG=2mA, Tc=25 degree C
DP0550011_01
10
Power MOS FET
for High Voltage Switching Power Supply
MOS FET with high speed diode
1. Comparison data
HSD!!
Part Number
VDSS (V)
ID (A)
Current
Ch3[ V] Ch2[ V]
300. 0
0. 6
200. 0
0. 4
100. 0
0. 2
0. 0
0. 0
- 100. 0
- 0. 2
2SK3868
500
2SK3563
500
5
1.5
- 200. 0
- 0. 4
RDS(ON) (Ohm)
5
1.7
- 300. 0
- 0. 6
trr (ns)
150
1400
- 400. 0
- 0. 8
Qrr (uC)
0.3
9
- 500. 0
- 1. 0
0. 0
IDR:2A/div
VDS:100V/div
t:50ns/div
0V,0A
50. 0
100. 0
150. 0
200. 0
250. 0
300. 0
350. 0
400. 0
Ti me[ ns]
" 10- MAY- 04" " 17: 08: 18. 85" ( 1/ 2)
2. Line up
Part Number
2SK3868
2SK3313
2SK3314
2SK3131
Transistors
Max. Rating
VDSS(V)
ID(A)
500
5
500
12
500
15
500
50
RDS(ON)(Ohm)
*max
1.7
0.62
0.48
0.11
trr(ns)
*typ
150
100
120
140
Package
TO-220 SIS
TO-220 NIS
TO-3P(N)
TO-3P(L)
DP0550011_01
11
The information contained herein is subject to change without notice. 021023_D
The information contained herein is presented only as a guide for the applications of our products. No responsibility is assumed by
TOSHIBA for any infringements of patents or other rights of the third parties which may result from its use. No license is granted by
implication or otherwise under any patent or patent rights of TOSHIBA or others. 021023_C
TOSHIBA is continually working to improve the quality and reliability of its products. Nevertheless, semiconductor devices in
general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress.
It is the responsibility of the buyer, when utilizing TOSHIBA products, to comply with the standards of safety in making a safe
design for the entire system, and to avoid situations in which a malfunction or failure of such TOSHIBA products could cause loss
of human life, bodily injury or damage to property.
In developing your designs, please ensure that TOSHIBA products are used within specified operating ranges as set forth in the
most recent TOSHIBA products specifications.
Also, please keep in mind the precautions and conditions set forth in the “Handling Guide for Semiconductor Devices,” or
“TOSHIBA Semiconductor Reliability Handbook” etc. 021023_A
The Toshiba products listed in this document are intended for usage in general electronics applications (computer, personal equipment,
office equipment, measuring equipment, industrial robotics, domestic appliances, etc.).
These Toshiba products are neither intended nor warranted for usage in equipment that requires extraordinarily high quality and/or
reliability or a malfunction or failure of which may cause loss of human life or bodily injury (“Unintended Usage”). Unintended Usage
include atomic energy control instruments, airplane or spaceship instruments, transportation instruments, traffic signal instruments,
combustion control instruments, medical instruments, all types of safety devices, etc. Unintended Usage of Toshiba products listed in this
document shall be made at the customer’s own risk. 021023_B
The products described in this document may include products subject to the foreign exchange and foreign trade laws. 021023_F
The products described in this document may contain components made in the United States and subject to export control of the U.S.
authorities. Diversion contrary to the U.S. law is prohibited. 021023_H
TOSHIBA products should not be embedded to the downstream products which are prohibited to be produced and sold, under any law and
regulations. 030519_Q
Transistors
DP0550011_01
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