VIPER53-E Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

Fabricante

VIPER53-E

OFF-line primary switch

STMicroelectronics 

Electrical characteristics

2

Electrical characteristics

VIPer53 - E

TJ = 25°C, VDD = 13V, unless otherwise specified

Table 3. Power section

Symbol

Parameter

Test conditions

Min. Typ. Max. Unit

BVDSS Drain-source voltage ID = 1mA; VCOMP = 0V

IDSS

Off state drain

current

VDS = 500V; VCOMP = 0V;

TJ = 125°C

RDS(on)

Static drain-source

On state resistance

ID = 1A; VCOMP = 4.5V; VTOVL = 0V

TJ = 25°C

TJ = 100°C

tfv Fall time

ID = 0.2A; VIN = 300V (1)

trv Rise time

ID = 1A; VIN = 300V (1)

Coss Drain capacitance VDS = 25V

CEon

Effective output

capacitance

200V < VDSon < 400V (2)

620

V

150 µA

0.9 1 Ω

1.7 Ω

100

ns

50

ns

170

pF

60

pF

1. On clamped inductive load

2. This parameter can be used to compute the energy dissipated at turn on Eton according to the initial drain

to source voltage VDSon and the following formula:

Eton

=

1--

2

⋅

CEon ⋅

3002 ⋅

⎛

⎝

V----3-D--0-S---0-o---n-⎠⎞

1.5

Table 4. Oscillator section

Symbol

Parameter

Test conditions

FOSC1

Oscillator frequency

initial accuracy

FOSC2

Oscillator frequency

total variation

VOSChi

Oscillator peak

voltage

VOSClo

Oscillator valley

voltage

RT = 8kΩ; CT = 2.2nF

Figure 12 on page 12

RT = 8kΩ; CT = 2.2nF

Figure 16 on page 14

VDD = VDDon ... VDDovp;

TJ = 0 ... 100°C

Min. Typ. Max. Unit

95 100 105 kHz

93 100 107 kHz

9

V

4

V

4/36

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