Si3447BDV
Vishay Siliconix
P-Channel 12-V (D-S) MOSFET
PRODUCT SUMMARY
VDS (V) rDS(on) (W)
0.040 @ VGS = −4.5 V −12 0.053 @ VGS = −2.5 V 0.072 @ VGS = −1.8 V
FEATURES
ID (A)
−6.0 −5.2 −4.5
D TrenchFETr Power MOSFET: 1.8-V Rated D Ultra Low On-Resistance
APPLICATIONS
D Load Switch D PA Switch
TSOP-6 Top View
1 3 mm 6 5 (3) G
(4) S
2
3
4
2.85 mm (1, 2, 5, 6) D Ordering Information: Si3447BDV-T1 Si3447BDV-T1—E3 (Lead Free) Marking Code: B7xxx P-Channel MOSFET
ABSOLUTE MAXIMUM RATINGS (TA = 25_C UNLESS OTHERWISE NOTED)
Parameter
Drain-Source Voltage Gate-Source Voltage Continuous Drain Current Continuous Drain Current (TJ = 150_C)a Pulsed Drain Current Continuous Diode Current (Diode Conduction)a Maximum Power Dissipationa Operating Junction and Storage Temperature Range TA = 25_C TA = 85_C TA = 25_C TA = 85_C
Symbol
VDS VGS ID IDM IS PD TJ, Tstg
5 secs
Steady State
−12 "8
Unit
V
−6.0 −4.3 −20 −1.7 2.0 1.0 −55 to 150
−4.5 −3.3 A
−0.9 1.1 0.6 W _C
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: 72020 S-40424—Rev. B, 15-Mar-04 www.vishay.com t v 5 sec Steady State Steady State
Symbol
RthJA RthJF
Typical
50 90 30
Maximum
62.5 110 36
Unit
_C/W
1
Si3447BDV
Vishay Siliconix
SPECIFICATIONS (TJ = 25_C UNLESS OTHERWISE NOTED)
Parameter Static
Gate Threshold Voltage Gate-Body Leakage Zero Gate Voltage Drain Current On-State Drain Currenta VGS(th) IGSS IDSS ID(on) VDS = VGS, ID = −250 mA VDS = 0 V, VGS = "8 V VDS = −12 V, VGS = 0 V VDS = −12 V, VGS = 0 V, TJ = 85_C VDS = −5 V, VGS = −4.5 V VGS = −4.5 V, ID = −6.0 A Drain-Source On-State Resistancea rDS(on) VGS = −2.5 V, ID = −5.2 A VGS = −1.8 V, ID = −2.0 A Forward Transconductancea Diode Forward Voltagea gfs VSD VDS = −5 V, ID = −6.0 A IS = −1.7 A, VGS = 0 V −20 0.033 0.044 0.060 15 −0.7 −1.2 0.040 0.053 0.072 S V W −0.45 1 "100 −1 −5 V nA mA A
Symbol
Test Condition
Min
Typ
Max
Unit
Dynamicb
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 = −1.7 A, di/dt = 100 A/ms VDD = −6 V, RL = 6 W V, ID ^ −1 A, VGEN = −4.5 V, Rg = 6 W VDS = −6 V, VGS = −4.5 V, ID = −6.0 A 9.3 1.5 2.6 20 46 62 62 40 30 70 95 95 80 ns 14 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
20 VGS = 5 thru 2.5 V 16 2V I D − Drain Current (A) I D − Drain Current (A) 12 12 16 20
Transfer Characteristics
TC = −55_C 25_C
125_C
8
1.5 V
8
4 1V 0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
4
0 0.0
0.5
1.0
1.5
2.0
2.5
VDS − Drain-to-Source Voltage (V) www.vishay.com
VGS − Gate-to-Source Voltage (V) Document Number: 72020 S-40424—Rev. B, 15-Mar-04
2
Si3447BDV
Vishay Siliconix
TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)
On-Resistance vs. Drain Current
0.20 r DS(on) − On-Resistance ( W ) 1600 1400 C − Capacitance (pF) 0.16 1200 1000 800 600 400 VGS = 4.5 V 0.00 0 4 8 12 16 20 200 0 0 2 4 6 8 10 12 Crss Coss Ciss
Capacitance
0.12
0.08
VGS = 1.8 V
VGS = 2.5 V
0.04
ID − Drain Current (A)
VDS − Drain-to-Source Voltage (V)
Gate Charge
5 V GS − Gate-to-Source Voltage (V) VDS = 6 V ID = 6 A 4 rDS(on) − On-Resiistance (Normalized) 1.4 1.3 1.2 1.1 1.0 0.9 0.8 −50
On-Resistance vs. Junction Temperature
VGS = 4.5 V ID = 6 A
3
2
1
0 0 2 4 6 8 10 Qg − Total Gate Charge (nC)
−25
0
25
50
75
100
125
150
TJ − Junction Temperature (_C)
Source-Drain Diode Forward Voltage
40 TJ = 150_C r DS(on) − On-Resistance ( W ) 0.16 I S − Source Current (A) 0.20
On-Resistance vs. Gate-to-Source Voltage
ID = 6 A 0.12 ID = 2 A 0.08
10 TJ = 25_C
0.04
1 0.0
0.00 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 0 1 2 3 4 5 VSD − Source-to-Drain Voltage (V) VGS − Gate-to-Source Voltage (V)
Document Number: 72020 S-40424—Rev. B, 15-Mar-04
www.vishay.com
3
Si3447BDV
Vishay Siliconix
TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)
Threshold Voltage
0.4 0.3 V GS(th) Variance (V) 0.2 0.1 0.0 −0.1 −0.2 −50 10 ID = 100 mA Power (W) 30 50
Single Pulse Power
40
20
−25
0
25
50
75
100
125
150
0 10−3
10−2
10−1
1
10
100
600
TJ − Temperature (_C)
Time (sec)
100
Safe Operating Area
rDS(on) Limited IDM Limited
10 I D − Drain Current (A) P(t) = 0.001 1 ID(on) Limited TA = 25_C Single Pulse BVDSS Limited 0.01 0.1 1 10 100 VDS − Drain-to-Source Voltage (V) P(t) = 0.01 P(t) = 0.1 P(t) = 1 P(t) = 10 dc
0.1
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
Notes: PDM t1
t2 1. Duty Cycle, D =
2. Per Unit Base = RthJA = 90_C/W
t1 t2
Single Pulse 0.01 10−4 10−3 10−2 1 Square Wave Pulse Duration (sec) 10−1
3. TJM − TA = PDMZthJA(t) 4. Surface Mounted
10
100
600
www.vishay.com
4
Document Number: 72020 S-40424—Rev. B, 15-Mar-04
Si3447BDV
Vishay Siliconix
TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)
Normalized Thermal Transient Impedance, Junction-to-Foot
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 Square Wave Pulse Duration (sec) 1 10
Document Number: 72020 S-40424—Rev. B, 15-Mar-04
www.vishay.com
5
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