Revision March 1,2022

www.unsemi.com.tw

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

ROHS

Part Number

DC

Spark-over

Voltage

Maximum

Capacitance

1KHZ-6Vmax

C (pF)

Surge Life Test

Surge Current

Capacity

(8/20μ S)

Minimum

Insulation

Resistance

Test

Voltage(V)

IROHM

(MΩ)

Spark Gap Protectors (SPG)

Specifications are subject to change without notice.

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

2/5

UNB Series

UNB-141N

UNB-181N

UNB-201M

UNB-251M

UNB-301M

UNB-401M

UNB-471M

UNB-501M

UNB-601M

UNB-102M

UNB-152M

140(98~182)

180(126~234)

200(160~240)

250(200~300)

300(240~360)

400(320~480)

470(400~560)

500(400~600)

600(480~720)

1000(800~1200)

1500(1200~1800)

1.0

1.0

1.0

1.0

1.0

1.0

1.0

1.0

1.0

1.0

1.0

10KV / 150A, >200T

10KV / 150A, >200T

10KV / 150A, >200T

10KV / 150A, >200T

10KV / 150A, >200T

10KV / 150A, >200T

10KV / 150A, >200T

10KV / 150A, >200T

10KV / 150A, >200T

10KV / 150A, >200T

10KV / 150A, >200T

1000A

1000A

1000A

1000A

1000A

1000A

1000A

1000A

1000A

1000A

1000A

Electrical Characteristics

Part Number

Color Code1

Color Code3

Color Code2

UNB-141N

UNB-181N

UNB-201M

UNB-301M

UNB-401M

UNB-471M

UNB-501M

UNB-601M

UNB-102M

UNB-152M

Yellow

Gray

Red

Brown

Yellow

Yellow

Green

Blue

Black

Black

-

-

-

-

-

-

-

-

-

Red

Black

-

-

-

-

-

-

-

-

Green

Color Code

50

50

100

100

100

250

250

250

250

500

500

100

100

100

100

100

100

100

100

100

100

100