Si7922DN
New Product
Vishay Siliconix
Dual N-Channel 100-V (D-S) MOSFET
PRODUCT SUMMARY
VDS (V)
100
FEATURES
ID (A)
2.5 2.3
rDS(on) (W)
0.195 @ VGS = 10 V 0.230 @ VGS = 6 V
D TrenchFETr Power MOSFET D New Low Thermal Resistance PowerPAKt Package, 1/3 the Space of An SO-8 While Thermally Comparable D PWM Optimized
APPLICATIONS
D DC/DC Primary-Side Switch D 48-V Battery Monitoring
PowerPAKt 1212-8
D1 3.30 mm
S1
D2
1 2
3.30 mm
G1 S2
3 4
D1
G2
G1
G2
8 7
D1 D2
6 5
D2
S1 N-Channel MOSFET
S2 N-Channel MOSFET
Bottom View
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 Avalanche Current Single Avalanche Energy Continuous Source Current (Diode Conduction)a Maximum Power Dissipationa Operating Junction and Storage Temperature Range TA = 25_C TA = 85_C 0.1 mH TA = 25_C TA = 85_C
Symbol
VDS VGS
10 secs
100 "20 2.5
Steady State
Unit
V
1.8 1.3 10 5 1.25 mJ 1.1 1.3 0.69 -55 to 150 W _C A A
ID IDM IAS EAS IS PD TJ, Tstg
1.8
2.2 2.6 1.4
THERMAL RESISTANCE RATINGS
Parameter
t v 10 sec Maximum Junction-to-Ambienta Maximum Junction-to-Case (Drain) Notes a. Surface Mounted on 1” x 1” FR4 Board. Document Number: 72031 S-21976—Rev. A, 04-Nov-02 www.vishay.com Steady State Steady State RthJA RthJC
Symbol
Typical
38 77 4.3
Maximum
48 94 5.4
Unit
_C/W
1
Si7922DN
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 Resistancea Forward Transconductancea Diode Forward Voltagea VGS(th) IGSS IDSS ID(on) rDS(on) gfs VSD VDS = VGS, ID = 250 mA VDS = 0 V, VGS = "20 V VDS = 80 V, VGS = 0 V VDS = 80 V, VGS = 0 V, TJ = 85_C VDS w 5 V, VGS = 10 V VGS = 10 V, ID = 2.5 A VGS = 6 V, ID = 2.3 A VDS = 10 V, ID = 2.5 A IS = 2.2 A, VGS = 0 V 10 0.162 0.190 5.3 0.8 1.2 0.195 0.230 S V 2 4 "100 1 5 V nA mA A W
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 = 2.2 A, di/dt = 100 A/ms VDD = 50 V, RL = 50 W ID ^ 1 A, VGEN = 4.5 V, RG = 6 W VDS = 50 V, VGS = 10 V, ID = 2.5 A 5.2 1.1 1.9 1.7 7 11 8 11 40 15 20 15 20 80 ns W 8 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
10 VGS = 10 thru 6 V 8 I D - Drain Current (A) I D - Drain Current (A) 8 10
Transfer Characteristics
6 5V 4
6
4 TC = 125_C 2 25_C -55 _C 0
2 3V 0 0 1 2 3 4 5 6 7 8 4V
0
1
2
3
4
5
6
VDS - Drain-to-Source Voltage (V)
VGS - Gate-to-Source Voltage (V) Document Number: 72031 S-21976—Rev. A, 04-Nov-02
www.vishay.com
2
Si7922DN
New Product
TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)
On-Resistance vs. Drain Current
0.5 r DS(on) - On-Resistance ( W ) 320 280 C - Capacitance (pF) 0.4 240 200 160 120 80 Coss 40 0.0 0 2 4 6 8 10 0 0 Crss 20 40 60 80 100 Ciss
Vishay Siliconix
Capacitance
0.3 VGS = 6 V 0.2 VGS = 10 V 0.1
ID - Drain Current (A)
VDS - Drain-to-Source Voltage (V)
Gate Charge
10 V GS - Gate-to-Source Voltage (V) VDS = 50 V ID = 2.5 A 8 2.2 2.0 1.8 1.6 1.4 1.2 1.0 0.8 0 0 1 2 3 4 5 6 Qg - Total Gate Charge (nC) 0.6 -50
On-Resistance vs. Junction Temperature
VGS = 10 V ID = 2.5 A
6
4
2
r DS(on) - On-Resistance ( W) (Normalized)
-25
0
25
50
75
100
125
150
TJ - Junction Temperature (_C)
Source-Drain Diode Forward Voltage
10 0.5
On-Resistance vs. Gate-to-Source Voltage
r DS(on) - On-Resistance ( W )
0.4
I S - Source Current (A)
0.3 ID = 2.5 A 0.2
TJ = 150_C
0.1
TJ = 25_C 1 0.0 0.0 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: 72031 S-21976—Rev. A, 04-Nov-02
www.vishay.com
3
Si7922DN
Vishay Siliconix
New Product
TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)
Threshold Voltage
0.6 0.4 40 0.2 V GS(th) Variance (V) -0.0 -0.2 -0.4 -0.6 10 -0.8 -1.0 -50 0 0.001 ID = 250 mA Power (W) 30 50
Single Pulse Power
20
-25
0
25
50
75
100
125
150
0.01
0.1
1 Time (sec)
10
100
600
TJ - Temperature (_C)
Safe Operating Area, Junction-To-Ambient
100 IDM Limited 10 I D - Drain Current (A) rDS(on) Limited P(t) = 0.0001 1 P(t) = 0.001 ID(on) Limited 0.1 TA = 25_C Single Pulse 0.01 0.1 1 10 P(t) = 0.01 P(t) = 0.1 P(t) = 1 P(t) = 10 dc 100 BVDSS Limited
VDS - Drain-to-Source Voltage (V)
Normalized Thermal Transient Impedance, Junction-to-Ambient
2 1 Duty Cycle = 0.5
Normalized Effective Transient Thermal Impedance
0.2
Notes:
0.1 0.1 0.05
t1 PDM
0.02
t2 1. Duty Cycle, D =
2. Per Unit Base = RthJA = 77_C/W
t1 t2
Single Pulse 0.01 10- 4 10- 3 10- 2 10- 1 1 Square Wave Pulse Duration (sec)
3. TJM - TA = PDMZthJA(t) 4. Surface Mounted
10
100
600
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4
Document Number: 72031 S-21976—Rev. A, 04-Nov-02
Si7922DN
New Product
TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)
Normalized Thermal Transient Impedance, Junction-to-Case
2 1 Normalized Effective Transient Thermal Impedance Duty Cycle = 0.5 0.2 0.1 0.1 0.02 Single Pulse 0.05
Vishay Siliconix
0.01
10- 4
10- 3
10- 2 Square Wave Pulse Duration (sec)
10- 1
1
NOTE: The minimum creepage between D1 and D2 for this 100-V device is 0.2 mm. Please see PowerPAK 1212-8 outline drawing, document # 71656, for more information.
Document Number: 72031 S-21976—Rev. A, 04-Nov-02
www.vishay.com
5
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