VISHAY SI4431BDY

Si4431BDY
New Product
Vishay Siliconix
P-Channel 30-V (D-S) MOSFET
PRODUCT SUMMARY
VDS (V)
rDS(on) (W)
ID (A)
0.030 @ VGS = -10 V
-7.5
0.050 @ VGS = -4.5 V
-5.8
-30
S
SO-8
S
1
8
D
S
2
7
D
S
3
6
D
G
4
5
D
G
D
Top View
P-Channel MOSFET
ABSOLUTE MAXIMUM RATINGS (TA = 25_C UNLESS OTHERWISE NOTED)
Parameter
Symbol
10 secs
Steady State
Drain-Source Voltage
VDS
-30
Gate-Source Voltage
VGS
"20
Continuous Drain Current (TJ = 150_C)
_ a
TA = 25_C
V
- 7.5
-5.7
- 6.0
-4.6
ID
TA = 70_C
Pulsed Drain Current
IDM
continuous Source Current (Diode Conduction)a
IS
TA = 25_C
Maximum Power Dissipationa
Unit
TA = 70_C
Operating Junction and Storage Temperature Range
PD
A
-30
-2.1
-1.2
2.5
1.5
1.6
0.9
TJ, Tstg
W
_C
-55 to 150
THERMAL RESISTANCE RATINGS
Parameter
Symbol
t v 10 sec
Maximum Junction-to-Ambienta
Maximum Junction-to-Foot
Steady State
Steady State
RthJA
RthJF
Typical
Maximum
38
50
70
85
22
28
Unit
_C/W
C/W
Notes
a. Surface Mounted on 1” x 1” FR4 Board.
Document Number: 72092
S-22437—Rev. A, 20-Jan-03
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Si4431BDY
New Product
Vishay Siliconix
SPECIFICATIONS (TJ = 25_C UNLESS OTHERWISE NOTED)
Parameter
Symbol
Test Condition
Min
VGS(th)
VDS = VGS, ID = -250 mA
-1.0
Typ
Max
Unit
-3.0
V
"100
nA
Static
Gate Threshold Voltage
Gate-Body Leakage
IGSS
Zero Gate Voltage Drain Current
IDSS
On-State Drain Currenta
ID(on)
Drain-Source On-State Resistancea
Voltagea
VDS = -24 V, VGS = 0 V
-1
VDS = -24 V, VGS = 0 V, TJ = 70_C
-10
m
mA
VDS = -5 V, VGS = -10 V
-30
A
VDS = -5 V, VGS = -4.5 V
-7
A
VGS = -10 V, ID = -7.5 A
0.023
0.030
VGS = -4.5 V, ID = -5.8 A
0.036
0.050
gfs
VDS = -15 V, ID = -7.5 A
18
VSD
IS = -2.1 A, VGS = 0 V
-0.78
-1.1
13
20
rDS(on)
Forward Transconductancea
Diode Forward
VDS = 0 V, VGS = "20 V
W
S
V
Dynamicb
Total Gate Charge
Qg
Gate-Source Charge
Qgs
Gate-Drain Charge
Qgd
6
Turn-On Delay Time
td(on)
10
Rise Time
VDS = -15 V, VGS = -5 V, ID = -7.5 A
tr
Turn-Off Delay Time
VDD = -15 V, RL = 15 W
ID ^ -1 A, VGEN = -10 V, RG = 6 W
td(off)
Fall Time
tf
Source-Drain Reverse Recovery Time
trr
3.6
IF = -2.1 A, di/dt = 100 A/ms
nC
20
10
20
70
110
47
70
45
80
ns
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
Transfer Characteristics
30
30
VGS = 10 thru 5 V
4V
24
I D - Drain Current (A)
I D - Drain Current (A)
24
18
12
3V
6
18
12
TC = 125_C
6
25_C
0
0
1
2
3
4
VDS - Drain-to-Source Voltage (V)
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2
5
0
0.0
0.5
1.0
1.5
2.0
-55 _C
2.5
3.0
3.5
4.0
4.5
VGS - Gate-to-Source Voltage (V)
Document Number: 72092
S-22437—Rev. A, 20-Jan-03
Si4431BDY
New Product
Vishay Siliconix
TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)
On-Resistance vs. Drain Current
Capacitance
1600
1400
C - Capacitance (pF)
r DS(on) - On-Resistance ( W )
0.08
0.06
VGS = 4.5 V
0.04
VGS = 10 V
0.02
1200
Ciss
1000
800
600
Coss
400
Crss
200
0.00
0
0
5
10
15
20
25
0
30
6
ID - Drain Current (A)
Gate Charge
24
30
On-Resistance vs. Junction Temperature
1.6
VDS = 15 V
ID = 7.5 A
r DS(on) - On-Resistance (W)
(Normalized)
V GS - Gate-to-Source Voltage (V)
18
VDS - Drain-to-Source Voltage (V)
10
8
6
4
2
VGS = 10 V
ID = 7.5 A
1.4
1.2
1.0
0.8
0
0
5
10
15
20
0.6
-50
25
-25
0
Qg - Total Gate Charge (nC)
Source-Drain Diode Forward Voltage
50
75
100
125
150
On-Resistance vs. Gate-to-Source Voltage
0.10
r DS(on) - On-Resistance ( W )
TJ = 150_C
10
TJ = 25_C
1
0.0
25
TJ - Junction Temperature (_C)
30
I S - Source Current (A)
12
0.08
ID = 2 A
ID = 7.5 A
0.06
0.04
0.02
0.00
0.2
0.4
0.6
0.8
1.0
VSD - Source-to-Drain Voltage (V)
Document Number: 72092
S-22437—Rev. A, 20-Jan-03
1.2
1.4
0
2
4
6
8
10
VGS - Gate-to-Source Voltage (V)
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Si4431BDY
New Product
Vishay Siliconix
TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)
Single Pulse Power
50
0.4
40
ID = 250 mA
Power (W)
V GS(th) Variance (V)
Threshold Voltage
0.6
0.2
0.0
30
20
-0.2
10
-0.4
-50
-25
0
25
50
75
100
125
0
10- 3
150
10- 2
10- 1
TJ - Temperature (_C)
1
10
100
600
Time (sec)
Safe Operating Area
100
IDM Limited
rDS(on) Limited
P(t) = 0.0001
I D - Drain Current (A)
10
P(t) = 0.001
1
ID(on)
Limited
P(t) = 0.01
P(t) = 0.1
0.1
P(t) = 1
TA = 25_C
Single Pulse
P(t) = 10
dc
BVDSS Limited
0.01
0.1
1
10
100
VDS - Drain-to-Source Voltage (V)
Normalized Thermal Transient Impedance, Junction-to-Ambient
2
Normalized Effective Transient
Thermal Impedance
1
Duty Cycle = 0.5
0.2
Notes:
0.1
PDM
0.1
0.05
t1
t2
1. Duty Cycle, D =
0.02
t1
t2
2. Per Unit Base = RthJA = 70_C/W
Single Pulse
3. TJM - TA = PDMZthJA(t)
4. Surface Mounted
0.01
10- 4
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4
10- 3
10- 2
10- 1
1
Square Wave Pulse Duration (sec)
10
100
600
Document Number: 72092
S-22437—Rev. A, 20-Jan-03
Si4431BDY
New Product
Vishay Siliconix
TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)
Normalized Thermal Transient Impedance, Junction-to-Foot
2
Normalized Effective Transient
Thermal Impedance
1
Duty Cycle = 0.5
0.2
0.1
0.1
0.05
0.02
Single Pulse
0.01
10- 4
Document Number: 72092
S-22437—Rev. A, 20-Jan-03
10- 3
10- 2
10- 1
Square Wave Pulse Duration (sec)
1
10
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