编辑: 夸张的诗人 | 2019-07-04 |
1 10-1
10 102 ID (A) 10-2 VDS (V) 10-1
102 10
1 tp =
10 ?s
1 ms
10 ms
100 ms
100 ?s Limit RDSon = VDS/ID DC;
Tsp =
25 °C DC;
Tamb =
25 °C;
drain mounting pad
6 cm2 Fig. 3. Safe operating area;
junction to ambient;
continuous and peak drain currents as a function of drain- source voltage Nexperia PMV28UNEA
20 V, N-channel Trench MOSFET PMV28UNEA All information provided in this document is subject to legal disclaimers. Product data sheet
10 March
2016 5 /
16 9. Thermal characteristics Table 6. Thermal characteristics Symbol Parameter Conditions Min Typ Max Unit [1] -
211 245 K/W Rth(j-a) thermal resistance from junction to ambient in free air [2] -
102 120 K/W Rth(j-sp) thermal resistance from junction to solder point -
21 32 K/W [1] Device mounted on an FR4 PCB, single-sided copper, tin-plated and standard footprint. [2] Device mounted on an FR4 PCB, single-sided copper, tin-plated, mounting pad for drain
6 cm
2 . aaa-021915 tp (s) 10-3
102 103
10 1 10-2 10-1
102 10
103 Zth(j-a) (K/W)
1 duty cycle =
1 0.75 0.50 0.33 0.25 0.20 0.10 0.05 0.02
0 0.01 FR4 PCB, standard footprint Fig. 4. Transient thermal impedance from junction to ambient as a function of pulse duration;
typical values aaa-021916 tp (s) 10-3
102 103
10 1 10-2 10-1
102 10
103 Zth(j-a) (K/W)
1 duty cycle =
1 0.75 0.50 0.33 0.20 0.25 0.10 0.05
0 0.02 0.01 FR4 PCB, mounting pad for drain
6 cm
2 Fig. 5. Transient thermal impedance from junction to ambient as a function of pulse duration;
typical values Nexperia PMV28UNEA
20 V, N-channel Trench MOSFET PMV28UNEA All information provided in this document is subject to legal disclaimers. Product data sheet
10 March
2016 6 /
16 10. Characteristics Table 7. Characteristics Symbol Parameter Conditions Min Typ Max Unit Static characteristics V(BR)DSS drain-source breakdown voltage ID =
250 ?A;
VGS =
0 V;
Tj =
25 °C
20 - - V VGSth gate-source threshold voltage ID =
250 ?A;
VDS=VGS;
Tj =
25 °C 0.45 0.7
1 V IDSS drain leakage current VDS =
20 V;
VGS =
0 V;
Tj =
25 °C - -
1 ?A VGS =
8 V;
VDS =
0 V;
Tj =
25 °C - -
10 ?A VGS = -8 V;
VDS =
0 V;
Tj =
25 °C - - -10 ?A VGS = 4.5 V;
VDS =
0 V;
Tj =
25 °C - -
5 ?A VGS = -4.5 V;
VDS =
0 V;
Tj =
25 °C - - -5 ?A VGS = 2.5 V;
VDS =
0 V;
Tj =
25 °C - -
100 nA IGSS gate leakage current VGS = -2.5 V;
VDS =
0 V;
Tj =
25 °C - - -100 nA VGS = 4.5 V;
ID = 4.7 A;
Tj =
25 °C -
24 32 mΩ VGS = 4.5 V;
ID = 4.7 A;
Tj =
150 °C -
36 48 mΩ VGS = 2.5 V;
ID = 3.9 A;
Tj =
25 °C -
29 45 mΩ RDSon drain-source on-state resistance VGS = 1.8 V;
ID = 3.1 A;
Tj =
25 °C -
40 70 mΩ gfs forward transconductance VDS =
10 V;
ID = 4.7 A;
Tj =
25 °C -
30 - S RG gate resistance f =
1 MHz;
Tj =
25 °C -
7 - Ω Dynamic characteristics QG(tot) total gate charge - 6.2
10 nC QGS gate-source charge - 0.5 - nC QGD gate-drain charge VDS =
10 V;
ID = 4.7 A;
VGS = 4.5 V;
Tj =
25 °C - 1.4 - nC Ciss input capacitance -
490 - pF Coss output capacitance -
86 - pF Crss reverse transfer capacitance VDS =
10 V;
f =
1 MHz;
VGS =
0 V;
Tj =
25 °C -
70 - pF td(on) turn-on delay time -
8 - ns tr rise time -
35 - ns td(off) turn-off delay time -
39 - ns tf fall time VDS =
10 V;
ID = 4.7 A;
VGS = 4.5 V;
RG(ext) =
6 Ω;