Si4948EY
Vishay Siliconix
Dual P-Channel 60-V (D-S), 175_C MOSFET
PRODUCT SUMMARY
VDS (V)
–60
rDS(on) (W)
0.120 @ VGS = –10 V 0.150 @ VGS = –4.5 V
ID (A)
"3.1 "2.8
S1
S2
SO-8
S1 G1 S2 G2 1 2 3 4 Top View 8 7 6 5 D1 D1 D2 D2 G1 G2
D1
D1
D2
D2
P-Channel MOSFET
P-Channel MOSFET
ABSOLUTE MAXIMUM RATINGS (TA = 25_C UNLESS OTHERWISE NOTED)
Parameter
Drain-Source Voltage Gate-Source Voltage Continuous Drain Current (TJ = 175_C)a Drain Current Pulsed Drain Current Continuous Source Current (Diode Conduction)a Maximum Power Dissipationa Power Dissipation Operating Junction and Storage Temperature Range TA = 25_C TA = 70_C TA = 25_C TA = 70_C
Symbol
VDS VGS ID IDM IS PD TJ, Tstg
Limit
–60 "20 "3.1 "2.6 "30 –2.0 2.4
Unit
V
A
W 1.7 –55 to 175 _C
THERMAL RESISTANCE RATINGS
Parameter
Maximum Junction-to-Ambienta Notes a. Surface Mounted on FR4 Board, t v 10 sec. Document Number: 70166 S-99444—Rev. E, 29-Nov-99 www.vishay.com S FaxBack 408-970-5600
Symbol
RthJA
Limit
62.5
Unit
_C/W
2-1
Si4948EY
Vishay Siliconix
SPECIFICATIONS (TJ = 25_C UNLESS OTHERWISE NOTED)
Parameter Static
Gate Threshold Voltage Gate-Body Leakage Zero Gate Voltage Drain Current Gate Voltage Drain Current On-State Drain Currentb Drain-Source On-State Resistanceb On Resistance Forward Transconductanceb Diode Forward Voltageb VGS(th) IGSS IDSS ID(on) rDS(on) gfs VSD VDS = VGS, ID = –250 mA VDS = 0 V, VGS = "20 V VDS = –60 V, VGS = 0 V VDS = –60 V, VGS = 0 V, TJ = 55_C VDS v –5 V, VGS = –10 V VGS = –10 V, ID = –3.1 A VGS = –4.5 V, ID = –2.8 A VDS = –15 V, ID = –3.1 A IS = –2.0 A, VGS = 0 V –20 0.100 0.125 7.5 –0.8 –1.2 0.120 0.150 –1 "100 –2 –25 V nA mA A W S V
Symbol
Test Condition
Min
Typa
Max
Unit
Dynamica
Total Gate Charge Gate-Source Charge Gate-Drain Charge Turn-On Delay Time Rise Time Turn-Off Delay Time Fall Time Source-Drain Reverse Recovery Time Qg Qgs Qgd td(on) tr td(off) tf trr IF = –2.0 A, di/dt = 100 A/ms VDD = –30 V, RL = 30 W V, 30 ID ^ –1 A, VGEN = –10 V RG = 6 W A V, VDS = –30 V, VGS = –10 V ID = –3.1 A V V, 31 16 4 1.6 8 10 35 12 60 15 20 50 25 90 ns 25 nC C
Notes a. Guaranteed by design, not subject to production testing. b. Pulse test; pulse width v 300 ms, duty cycle v 2%.
www.vishay.com S FaxBack 408-970-5600
2-2
Document Number: 70166 S-99444—Rev. E, 29-Nov-99
Si4948EY
Vishay Siliconix
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) 5V 18 16 20 TC = –55_C 25_C
Transfer Characteristics
12
150_C
12
4V
8
6 3V 0 0 1 2 3 4 5 6
4
0 0 1 2 3 4 5 6
VDS – Drain-to-Source Voltage (V)
VGS – Gate-to-Source Voltage (V)
On-Resistance vs. Drain Current
1.0 1400 1200 r DS(on)– On-Resistance ( W ) 0.8 C – Capacitance (pF) 1000 800 600 400 Coss 200 0 0 4 8 12 16 20 0 0 10 Crss
Capacitance
Ciss
0.6
0.4 VGS = 4.5 V
0.2
VGS = 10 V
20
30
40
50
60
ID – Drain Current (A)
VDS – Drain-to-Source Voltage (V)
10 VDS = 30 V ID = 3.1 A V GS – Gate-to-Source Voltage (V)
Gate Charge
2.0
On-Resistance vs. Junction Temperature
VGS = 10 V ID = 3.1 A
6
r DS(on)– On-Resistance ( W ) (Normalized) 0 4 8 12 16 20
8
1.6
1.2
4
0.8
2
0.4
0
0 –50
–25
0
25
50
75
100
125
150
175
Qg – Total Gate Charge (nC)
TJ – Junction Temperature (_C) www.vishay.com S FaxBack 408-970-5600
Document Number: 70166 S-99444—Rev. E, 29-Nov-99
2-3
Si4948EY
Vishay Siliconix
TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)
Source-Drain Diode Forward Voltage
20 0.5
On-Resistance vs. Gate-to-Source Voltage
10 I S – Source Current (A) TJ = 175_C
r DS(on)– On-Resistance ( W )
0.4
0.3 ID = 3.1 A 0.2
TJ = 25_C
0.1
1 0.00 0.25 0.50 0.75 1.00 1.25 1.50
0 2 4 6 8 10
VSD – Source-to-Drain Voltage (V)
VGS – Gate-to-Source Voltage (V)
Threshold Voltage
0.75
Single Pulse Power
50 TC = 25_C Single Pulse 40
0.50 V GS(th) Variance (V) 30
0.25
ID = 250 mA
Power (W)
20
0.00 10
–0.25 –50
0 –25 0 25 50 75 100 125 150 175 0.01 0.1 1 Time (sec) 10 30 TJ – Temperature (_C)
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
Notes: PDM t1 t2 1. Duty Cycle, D = t1 t2
2. Per Unit Base = RthJA = 62.5_C/W 3. TJM – TA = PDMZthJA(t) 4. Surface Mounted
10
30
Square Wave Pulse Duration (sec)
www.vishay.com S FaxBack 408-970-5600
2-4
Document Number: 70166 S-99444—Rev. E, 29-Nov-99
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