STW12N170K5 datasheet(3/14 Pages) STMICROELECTRONICS

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Electrical characteristics

(TCASE = 25 °C unless otherwise specified)

Table 4. Static

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

V(BR)DSS

Drain-source breakdown voltage

VGS = 0 V, ID = 1 mA

1700

IDSS

Zero gate voltage drain current

VGS = 0 V, VDS = 1700 V

µA

VGS = 0 V, VDS = 1700 V,

TC = 125 °C(1)

µA

IGSS

Gate body leakage current

VDS = 0, VGS = ± 20 V

±10

µA

VGS(th)

Gate threshold voltage

VDS = VGS, ID = 100 µA

RDS(on)

Static drain-source on- resistance

VGS = 10 V, ID = 2.5 A

2.3

2.9

1. Defined by design, not subject to production test.

Table 5. Dynamic

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

Ciss

Input capacitance

VGS = 0 V, VDS = 100 V, f = 1 MHz

1380

Coss

Output capacitance

Crss

Reverse transfer capacitance

2.7

Co(tr)(1)

Time-related equivalent

capacitance

VDS = 0 V to 1360 V, VGS = 0 V

Co(er)(2)

Energy-related equivalent

capacitance

Intrinsic gate resistance

f = 1 MHz, ID = 0 A

3.8

Total gate charge

VDD = 1360 V, ID = 5 A

VGS = 0 to 10 V

(see Figure 15. Test circuit for gate

charge behavior)

Qgs

Gate-source charge

Qgd

Gate-drain charge

1. This parameter is defined as a constant equivalent capacitance giving the same charging time as COSS when VDS increases

from 0 to 80% VDSS.

2. This parameter is defined as a constant equivalent capacitance giving the same stored energy as COSS when VDS

increases from 0 to 80% VDSS.

Table 6. Switching times

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

td(on)

Turn-on delay time

VDD = 850 V, ID = 2.5 A,

RG = 4.7 Ω, VGS = 10 V

(see Figure 14. Test circuit for

resistive load switching times and

Figure 19. Switching time

waveform)

Rise time

td(off)

Turn-off delay time

Fall time

STW12N170K5

Electrical characteristics

DS12847 - Rev 1

page 3/14

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