VIPER013HS datasheet(9/36 Pages) STMICROELECTRONICS

9 / 36 page

VIPer01

Electrical and thermal ratings

DocID028751 Rev 1

9/36

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

IC supply and consumptions

VCC

Operating voltage range

VGND = 0 V

4.5

VCCclamp

Clamp voltage

ICC = Iclamp_max

32.5

Iclamp max

Clamp shutdown current

(2)

tclamp max

Clamp time before

shutdown

325

500

675

µs

VCCon

VCC start-up threshold

VFB = 1.2 V

VDRAIN = 400 V

7.5

8.5

VCSon

HV current source

turn-on threshold

VCC falling

4.25

4.5

VCCoff

UVLO

VFB = 1.2 V

VDRAIN = 400 V

3.75

4.25

Quiescent current

Not switching

VFB > VFB_REF

0.3

0.45

ICC

Operating supply

current, switching

VDS = 150 V

VCOMP = 1.2 V

FOSC = 30 kHz

0.75

1.1

VDS = 150 V

VCOMP = 1.2 V

FOSC = 60 kHz

0.85

1.25

VDS = 150 V

VCOMP = 1.2 V

FOSC = 120 kHz

1.5

Notes:

(1)Current supplied during the main MOSFET OFF time only.

(2) Parameter assured by design and characterization.

Table 7: Controller section

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

E/A

VFB_REF

Reference voltage

1.175

1.2

1.225

VFB_DIS

E/A disable voltage

150

180

210

IFB PULL UP

Pull-up current

0.9

1.1

µA

Transconductance

VCOMP = 1.5 V

VFB > VFB_REF

350

500

650

µA/V

ICOMP1

Max. source current

VCOMP = 1.5 V

VFB = 0.5 V

100

135

µA

ICOMP2

Max. sink current

VFB = 2 V

VCOMP = 1.5 V

105

140

µA

RCOMP(DYN)

Dynamic resistance

VCOMP = 2.7 V

VFB = GND

kΩ

VCOMPH

Current limitation

threshold

VCOMPL

PFM threshold

0.8

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VIPER013HS 数据表(PDF) 9 Page - STMicroelectronics

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