VIPER50-22-E datasheet(5/29 Pages) STMICROELECTRONICS

5 / 29 page

VIPer50-E

1 Electrical Data

5/29

1.2

Electrical Characteristics

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

Table 2.

Power Section

(1) On Inductive Load, Clamped.

Table 3.

Supply Section

Table 4.

Oscillator Section

Symbol

Parameter

Test Conditions

Min

Typ

Max

Unit

BVDS

Drain-Source Voltage

ID = 1mA; VCOMP = 0V

620

IDSS

Off-State Drain

Current

VCOMP = 0V; Tj = 125°C

VDS = 620V

1mA

RDS(on)

Static Drain-Source

On Resistance

ID = 1A

ID = 1A; TJ= 100°C

2.3

5.0

Ω

Fall Time

ID = 0.2A; VIN =300V (1)Figure 7

100

Rise Time

ID = 1A; VIN = 300V (1)Figure 7

Coss

Output Capacitance

VDS = 25V

120

Symbol

Parameter

Test Conditions

Min

Typ

Max

Unit

IDDch

Start-Up Charging Current

VDD = 5V; VDS = 35V

(see Figure 6)(see Figure 11)

-2

IDD0

Operating Supply Current

VDD = 12V; FSW = 0kHz

(see Figure 6)

IDD1

Operating Supply Current

VDD = 12V; Fsw = 100kHz

IDD2

Operating Supply Current

VDD = 12V; Fsw = 200kHz

VDDoff

Undervoltage Shutdown

(see Figure 6)

7.5

VDDon

Undervoltage Reset

(see Figure 6)

VDDhyst

Hysteresis Start-up

(see Figure 6)

2.4

Symbol

Parameter

Test Conditions‘

Min

Typ

Max

Unit

FSW

Oscillator Frequency Total

Variation

RT=8.2KΩ; CT=2.4nF

VDD=9 to 15V;

with RT± 1%; CT± 5%

(see Figure 10)(see Figure 14)

100

110

KHz

VOSCIH

Oscillator Peak Voltage

7.1

VOSCIL

Oscillator Valley Voltage

3.7

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