2 of 3

www.InterFET.com

U553-4-5

Document Number: IF35328.R00

InterFET Corporation

June, 2019

InterFET

Product

Folder

Technical

Support

Order

Now

Order

Now

U553-4-5

Electrical Characteristics

Static Characteristics (@ TA = 25°C, Unless otherwise specified)

Parameters

Conditions

U553

U554

U555

Unit

Min

Typ

Max Min

Typ

Max Min

Typ

Max

IF

Regulator Current

VF = 25V

0.18

0.5

0.75

0.6

1

1.6

1.4

2

2.6

mA

VL

Limiting Voltage

IF = 0.9 IF(MIN)

0.75

1.3

0.55 1.75

0.75 2.15

V

VOP

Peak Operating

Voltage

IF = 1.1 IF(MAX)

50

50

50

V

Maximum Ratings (@ T

A

= 25°C, Unless otherwise specified)

Parameters

Value

Unit

VOP

Peak Operating Voltage

50

V

IFG

Continuous Forward Gate Current

50

mA

PD

Continuous Device Power Dissipation

360

mW

P

Power Derating

2.88

mW/°C

TJ

Operating Junction Temperature

-55 to 135

°C

TSTG Storage Temperature

-55 to 135

°C

Dynamic Characteristics (@ TA = 25°C, Unless otherwise specified)

Parameters

Conditions

U553

U554

U555

Unit

Min

Typ

Max

Min

Typ

Max

Min

Typ

Max

ZD

Dynamic Impedance

VF = 25V, f = 1kHz

13

5

1.8

MΩ

ZK

Knee Impedance

VF = 6V, f = 1kHz

1

0.4

0.17

MΩ