P850-G120-WH 参数 Datasheet PDF下载

3312 - 2 mm SMD Trimming Potentiometer

TBU

®

P500-G and P850-G Protectors

Reference Designs

A cost-effective protection solution combines the Bourns

®

TBU

®

protection device with a pair of MOVs or Bourns

®

GDTs and a diode

bridge. The diagram below illustrates a common configuration of these components. The graphs to the right demonstrate the

operational characteristics of the circuit.

V1

V2

MOVs

or

GDTs

-V

REF

Pxxx-G

Common Configuration Diagram

P500-G Configuration (GR-1089 Intra-building and 5 kV Lightning)

Product

TBU

®

Device

MOV

Diode bridge

Qty.

1

2

2

Part Number

P500-Gxxx-WH

GSD2004S-V

MMBD2004S

Source

Bourns, Inc.

Bourns, Inc.

100 V/div.

400 mA/div.

500 ns/div.

Ch1 V1

Ch2 V2

Ch3 Current

3

3

Vishay

Diodes Inc.

2

1

P500-G Solution: 5000 V Lightning 2/10 µsec, 500 A

P850-G Configuration (ITU-T K.20, K.21, K.20E, K.21E, K.45)

Product

TBU

®

Device

MOV

Diode bridge

Qty.

1

2

2

Part Number

P850-G120-WH

GSD2004S-V

MMBD2004S

Source

Bourns, Inc.

Bourns, Inc.

100 V/div.

400 mA/div.

Vishay

Diodes Inc.

2

1

Asia-Pacific:

Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116

Europe:

Tel: +41-41 768 5555 • Fax: +41-41 768 5510

The Americas:

Tel: +1-951 781-5500 • Fax: +1-951 781-5700

www.bourns.com

REV. 12/10

Specifications are subject to change without notice.

Customers should verify actual device performance in their specific applications.

Equipment

500 ns/div.

Ch1 V1

Ch2 V2

Ch3 Current

P850-G Solution: 4000 V Lightning 10/700 µsec, 100 A