Axial Lead Transient Voltage Suppressors (TVS)

Revision March 1,2022

www.unsemi.com.tw

For technical questions, contact: tech@unsemi.com.tw

ROHS

Specifications are subject to change without notice.

Please refer to www.unsemi.com.tw for current information.

4/6

SA Series

5.0 To 190V 500W

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

Figure 1 - Peak Pulse Power Rating Curve

Figure 2 - Pulse Derating Curve

Figure 3 - Pulse Waveform

Figure 4 - Typical Junction Capacitance

Figure 5 - Steady State Power Derating Curve

Figure 6 - Maximum Non-Repetitive Surge Current

150

100

50

0

tr=10 sec

Peak Value

IPPM

Half Value

IPPM (IPPM/2)

tc

10/1000 sec. Waveform

as defined by R.E.A

0

1.0

2.0

3.0

4.0

TJ=25°C

Pulse Width(td) is defined

as the point where the peak

current decays to 50% of IPPM

t - Time (ms)

0

25

50

75

100

125

150

175

200

3.0

2.0

1.0

0.0

TL - Lead Temperature(°C)

td - Pulse Width (µs)

100

0.1

1

0.1

1

10

100

1000

10000

10

Number of Cycles at 60Hz

1

10

100

60

40

20

0

80

TJ=TJ max.

8.3 ms Single Half Sine-Wave

1.0

10.0

100.0

1000.0

10000

1000

100

1

VBR-Reverse Breakdown Voltage (V)

10

Tj=25°C

f=1.0MHz

Vsig=50mVp-p

Bi-directional

@zero bins

Uni-directional

@zero bins

Uni-directional @VRWM

Bi-directional @VRWM

0

25

50

75

100

125

150

175

100

80

60

40

20

0

TA-Ambient temperature(°C)