Surface Mount Transient Voltage Suppressors (TVS)

Revision March 1,2022

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Specifications are subject to change without notice.

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2/4

SACB Series

5.0 To 50V 500W Low Capacitance

Ratings and Characteristic Curves (TA=25°C unless otherwise noted)

Figure 3 - Pulse Waveform

Figure 4 - AC Line Protection Application

t - Time (ms)

10/1000µsec. Waveform

as defined by R.E.A

Half Value

IPPM (IPPM/2)

Peak Value

IPPM

TR=10µsec

TJ=25°C

Pulse Width(td) is defined

as the point Where the peak

current decays to 50% of IPPM

0

1.0

2.0

3.0

4.0

0

50

100

150

Low

Capacitance

TVS

Application Note: Device must be used with two

units in parallel, opposite in polarity as shown in

circuit for AC signal line protection.

Figure 2 - Pulse Derating Curve

Figure 1 - Peak Pulse Power Rating Curve

TL - Lead temperature(°C)

0

25

50

75

100

125

150

175

0

20

40

60

80

100

Power Dissipation

Peak Power (Single Pulse)

TJ=Initial Temperature

100

0.1

1

0.1

1

10

100

1000

10000

10

td

0.5

PPK

Impulse

Exponential

td

td=7tp

Half Sine

PPK

td

Square

Current Waveforms

PPK

TD - Pulse Width (μs)

Maximum Ratings (TA=25℃ unless otherwise noted)

Notes: 1. Non-repetitive current pulse , per Fig. 3 and derated above TA= 25°C per Fig. 2

Parameter

Symbol

Value

Unit

Peak Pulse Power Dissipation with a 10/1000µs waveform（1）

Peak Pulse Current with a 10/1000µs waveform. (Fig.2)（1）

Power Dissipation on Infinite Heat Sink at TL=75°C (Fig.2)

Junction and Storage Temperature Range.

Operating Temperature Range

PPPM

IPP

PM(AV)

TJ, TSTG

TOP

500

See Next Table

3.0

- 55 to +150

- 40 to +125

W

A

W

°C

°C