# TISP4040H1BJR\-S (Component)

## Description

25V Off\-State 400 A Ipp TVS Thyristor DO\-214AA, SMB

Bourns TISP4040H1BJR\-S very\-low\-voltage bidirectional thyristor overvoltage protector for digital telecommunications lines, providing 2\-point protection against induced or conducted power and lightning surges\. It features a ±25 V repetitive peak off\-state voltage, ±40 V breakover voltage, low off\-state capacitance \(typically 59 pF\), and high surge\-current capability up to ±500 A for 2/10 μs pulses\. Supplied in an SMB \(DO\-214AA\) package for protection of ISDN/xDSL interfaces, transformer windings, and other low\-voltage telecom electronics\. \#Bourns \#TISP \#ThyristorProtector \#OvervoltageProtection \#Telecom \#ISDN \#xDSL \#SMB

## Component Details

- **Owner:** silicon\-yard
- **Created:** 9/23/2026
- **Last Updated:** 9/23/2026
- **Visibility:** Public
- **Package or Case Code:** DO\-214AA\_L4\.4\-W3\.6\-LS5\.3\-BI
- **License:** https://creativecommons\.org/licenses/by/4\.0/
- **Datasheet URL:** https://www\.bourns\.com/data/global/pdfs/TISP40xxH1BJ\.pdf
- **Part Type:** Thyristor Surge Suppressors \(TSS\)
- **Manufacturer Part Number:** TISP4040H1BJR\-S
- **Manufacturer Name:** Bourns Inc\.

## Distributor Pricing (qty 1)

*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*

| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Arrow](https://www.arrow.com/en/products/tisp4040h1bjr-s/bourns.html?utm_currency=USD&region=nac) | $0\.5464 | 0 |
| [LCSC](https://www.lcsc.com/product-detail/C2650119.html) | $2\.06 | 121 |
| [Mouser](https://www.mouser.com/en/ProductDetail/Bourns/TISP4040H1BJR-S?qs=MNX0Jdkv8mTAIQk1NRfVpQ%253D%253D) | $1\.32 | 19K |
| [Verical](https://www.verical.com/pd/bourns-thyristor-surge-protection-devices-TISP4040H1BJR-S-150850?utm_currency=USD) | N/A | N/A |

- **Part Type:** Thyristors
- **Manufacturer:** Bourns
- **MPN:** TISP4040H1BJR\-S
- **Package / Case Code:** Other
- **Pin Count:** 2
## Pins

| Pin | Name | Type |
|-----|------|------|
| 1 | R | Unspecified |
| 2 | T | Unspecified |

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