Si4434DY
New Product
Vishay Siliconix
N-Channel 250-V (D-S) MOSFET
FEATURES
D PWM-OptimizedTrenchFETr Power MOSFET D 100% Rg Tested D Avalanche Tested ID (A)
3.0 2.9
PRODUCT SUMMARY
VDS (V)
250
rDS(on) (W)
0.155 @ VGS = 10 V 0.162 @ VGS = 6.0 V
APPLICATIONS
D Primary Side Switch In: − Telecom Power Supplies − Distributed Power Architectures − Miniature Power Modules
D
SO-8
S S S G 1 2 3 4 Top View Ordering Information: Si4434DY—E3 Si4434DY-T1—E3 (with Tape and Reel) 8 7 6 5 D D D D S N-Channel MOSFET G
ABSOLUTE MAXIMUM RATINGS (TA = 25_C UNLESS OTHERWISE NOTED)
Parameter
Drain-Source Voltage Gate-Source Voltage Continuous Drain Current (TJ = 150_C)a Pulsed Drain Current Continuous Source Current (Diode Conduction)a Avalanche Current Single Pulse Avalanche Energy Maximum Power Dissipationa Operating Junction and Storage Temperature Range L = 0.1 mH L = 0.1 mH TA = 25_C TA = 70_C TA = 25_C TA = 70_C
Symbol
VDS VGS ID IDM IS IAS EAS PD TJ, Tstg
10 secs
250 "20 3.0 2.4 30 2.6 13 8.4 3.1 2.0
Steady State
Unit
V
2.1 1.7 A 1.3
mJ 1.56 1.0 W _C
−55 to 150
THERMAL RESISTANCE RATINGS
Parameter
Maximum J Mi Junction-to-Ambienta ti t A bi t Maximum Junction-to-Foot (Drain) Notes a. Surface Mounted on 1” x 1” FR4 Board. Document Number: 72562 S-32556—Rev. B, 15-Dec-03 www.vishay.com t v 10 sec Steady State Steady State
Symbol
RthJA RthJF
Typical
33 65 17
Maximum
40 80 21
Unit
_C/W
1
Si4434DY
Vishay Siliconix
New Product
SPECIFICATIONS (TJ = 25_C UNLESS OTHERWISE NOTED)
Parameter Static
Gate Threshold Voltage Gate-Body Leakage Zero Gate Voltage Drain Current On-State Drain Currenta Drain-Source On-State Drain Source On State Resistancea Forward Transconductancea Diode Forward Voltagea VGS(th) IGSS IDSS ID(on) rDS( ) DS(on) gfs VSD VDS = VGS, ID = 250 mA VDS = 0 V, VGS = "20 V VDS = 250 V, VGS = 0 V VDS = 250 V, VGS = 0 V, TJ = 55_C VDS w 10 V, VGS = 10 V VGS = 10 V, ID = 3.0 A VGS = 6.0 V, ID = 2.9 A VDS = 15 V, ID = 3.0 A IS = 2.8 A, VGS = 0 V 20 0.129 0.131 14 0.75 1.2 0.155 0.162 W S V 2.0 4.0 "100 1 15 V nA mA A
Symbol
Test Condition
Min
Typ
Max
Unit
Dynamicb
Total Gate Charge Gate-Source Charge Gate-Drain Charge Gate Resistance Turn-On Delay Time Rise Time Turn-Off Delay Time Fall Time Source-Drain Reverse Recovery Time Qg Qgs Qgd Rg td(on) tr td(off) tf trr IF = 2.8 A, di/dt = 100 A/ms VDD = 100 V, RL = 25 W V, ID ^ 4.0 A, VGEN = 10 V, Rg = 6 W 0.6 VDS = 100 V, VGS = 10 V, ID = 3.0 A 34 6.8 10.5 1.2 16 23 47 19 100 1.8 25 35 70 30 150 ns W 50 nC
Notes a. Pulse test; pulse width v 300 ms, duty cycle v 2%. b. Guaranteed by design, not subject to production testing.
TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)
Output Characteristics
30 VGS = 10 thru 6 V 24 I D − Drain Current (A) I D − Drain Current (A) 40 35 30 5V 25 20 15 10 5 0 0 2 4 6 8 10 VDS − Drain-to-Source Voltage (V) www.vishay.com 0 0 1
Transfer Characteristics
18
12
TC = 125_C 25_C −55_C 2 3 4 5 6
6
VGS − Gate-to-Source Voltage (V) Document Number: 72562 S-32556—Rev. B, 15-Dec-03
2
Si4434DY
New Product
TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)
On-Resistance vs. Drain Current
0.30 r DS(on) − On-Resistance ( W ) 2500
Vishay Siliconix
Capacitance
C − Capacitance (pF)
0.24
2000 Ciss 1500
0.18 VGS = 6 V 0.12 VGS = 10 V
1000 Coss Crss
0.06
500
0.00 0 8 16 24 32 40
0 0 50 100 150 200 250
ID − Drain Current (A)
VDS − Drain-to-Source Voltage (V)
Gate Charge
10 V GS − Gate-to-Source Voltage (V) VDS = 100 V ID = 3.0 A 8 2.5
On-Resistance vs. Junction Temperature
VGS = 10 V ID = 3.0 A 2.0
6
r DS(on) − On-Resistance ( W) (Normalized) 14 21 28 35
1.5
4
2
1.0
0 0 7 Qg − Total Gate Charge (nC)
0.5 −50
−25
0
25
50
75
100
125
150
TJ − Junction Temperature (_C)
Source-Drain Diode Forward Voltage
50 0.25
On-Resistance vs. Gate-to-Source Voltage
r DS(on) − On-Resistance ( W )
0.20 ID = 3.0 A 0.15
I S − Source Current (A)
TJ = 150_C 10
0.10
TJ = 25_C
0.05
1 0.0
0.00 0.2 0.4 0.6 0.8 1.0 1.2 0 2 4 6 8 10 VSD − Source-to-Drain Voltage (V) VGS − Gate-to-Source Voltage (V)
Document Number: 72562 S-32556—Rev. B, 15-Dec-03
www.vishay.com
3
Si4434DY
Vishay Siliconix
New Product
TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)
Threshold Voltage
1.0 60 50 ID = 250 mA Power (W) 40
Single Pulse Power
0.5 V GS(th) Variance (V)
0.0
30 20
−0.5
−1.0
10 0 0.01
−1.5 −50
−25
0
25
50
75
100
125
150
0.1
1 Time (sec)
10
100
TJ − Temperature (_C)
100
Safe Operating Area, Junction-to-Case
I D − Drain Current (A)
10
Limited by rDS(on)
1
1 ms 10 ms
0.1 TC = 25_C Single Pulse
100 ms 1s 10 s dc
0.01
0.001 0.1 1 10 100 1000 VDS − Drain-to-Source Voltage (V)
Normalized Thermal Transient Impedance, Junction-to-Ambient
2 1
Normalized Effective Transient Thermal Impedance
Duty Cycle = 0.5
0.2 0.1 0.1 0.05 0.02 Single Pulse 0.01 10−4 10−3 10−2 10−1 1 Square Wave Pulse Duration (sec)
Notes: PDM t1
t2 1. Duty Cycle, D =
t1 t2 2. Per Unit Base = RthJA = 65_C/W 3. TJM − TA = PDMZthJA(t) 4. Surface Mounted
10
100
600
www.vishay.com
4
Document Number: 72562 S-32556—Rev. B, 15-Dec-03
Si4434DY
New Product
TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)
Normalized Thermal Transient Impedance, Junction-to-Foot
2 1
Vishay Siliconix
Normalized Effective Transient Thermal Impedance
Duty Cycle = 0.5
0.2 0.1 0.1 0.05 0.02
Single Pulse 0.01 10−4 10−3 10−2 10−1 1 Square Wave Pulse Duration (sec) 10 100 1000
Document Number: 72562 S-32556—Rev. B, 15-Dec-03
www.vishay.com
5
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