©2016 Littelfuse, Inc.

Specifications are subject to change without notice.

Revision: 12/29/16

Lightning Surge Protection- SP4044 Series

CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause

permanent damage to the device. This is a stress only rating and operation of the device

at these or any other conditions above those indicated in the operational sections of this

specification is not implied.

Absolute Maximum Ratings

Symbol

Parameter

Value

Units

I

PP

Peak Current (t

24

A

P

PK

Peak Pulse Power (t

500

W

T

OP

Operating Temperature

-40 to 125

ºC

T

STOR

Storage Temperature

-55 to 150

°C

Parameter

Symbol

Test Conditions

Min

Typ

Max

Units

Reverse Standoff Voltage

V

RWM

2.8

V

Snap Back Voltage

V

SB

I

2.8

V

Reverse Leakage Current

I

LEAK

V

0.5

1.0

µA

V

C

I

5.2

V

I

6.0

V

R

DYN

TLP t

0.22

Ω

V

ESD

IEC61000-4-2 (Contact)

±30

kV

IEC61000-4-2 (Air)

±30

kV

C

I/O-GND

Reverse Bias=0V

1.5

pF

Note: 1. Parameter is guaranteed by design and/or device characterization.

2. Transmission Line Pulse (TLP) test setting : Std.TDR(50Ω),tp=100ns, tr=0.2ns ITLP and VTLP averaging window: star t1=70ns to end t2=80ns

Thermal Information

Parameter

Rating

Units

Storage Temperature Range

-55 to 150

°C

Maximum Junction Temperature

150

°C

Maximum Lead Temperature

(Soldering 20-40s)

260

°C

8/20μs Pulse Waveform

0%

10%

20%

30%

40%

50%

60%

70%

80%

90%

100%

110%

0.0

5.0

10.0

15.0

20.0

25.0

30.0

Time (s)

Capacitance vs. Reverse Bias

0

0.5

1

1.5

2

00.4

0.81.2

1.62

2.42.8

Bias Voltage (V)