Axial Lead Transient Voltage Suppressors

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.

2/4

Part Number

Bi

Stand-Off

Voltage

VRWM (V)

Breakdown

Voltage

VBR

Maximum

Reverse

Leakage IR

@VRWM

(uA)

Maximum

Clamping

Voltage

VC @IPP(V)

Test

Current

IT (mA)

Min (V)

Max (V)

Uni

15KP20CAS

15KP22CAS

15KP24CAS

15KP26CAS

15KP28CAS

15KP30CAS

15KP33CAS

15KP36CAS

15KP20AS

15KP22AS

15KP24AS

15KP26AS

15KP28AS

15KP30AS

15KP33AS

15KP36AS

20.0

22.0

24.0

26.0

28.0

30.0

33.0

36.0

22.20

24.40

26.70

28.90

31.10

33.30

36.70

40.00

24.50

26.90

29.50

31.90

34.40

36.80

40.60

44.20

5.0

5.0

5.0

5.0

5.0

5.0

5.0

5.0

34.3

37.1

40.7

44.0

47.5

50.7

54.7

59.8

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

Figure 3 - I-V Curve Characteristics

Figure 4 - I-V Curve Characteristics

15

10

10

10

10

10

10

10

349.9

323.5

294.9

272.8

252.7

236.7

219.4

200.7

Electrical Characteristis (@ 25°C Unless Otherwise Specified )

Note:(1)Surge waveform: 10/1000μs

15KPS Series

20 To 36V 15000W

Maximum

Reverse

Surge

Current IPP¹

(A)

Figure 2 - Pulse Derating Curve

TA-Ambient temperature(°C)

0

25

50

75

100 125 150 175 200

0

20

40

60

80

100

Figure 1 - Pulse Waveform

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

V

VC VBR VR

IR VF

IT

IPP

Uni-directional

V

VC VBR VR

VC

VBR

VR

IR

IR

IT

IT

IPP

IPP

Bi-directional