PTZTE255.1B The ROHM Semiconductor PTZTE255.1B is a 1W Zener diode with a 5.1V nominal voltage rating. It is designed for surface mounting in applications requiring voltage regulation and surge absorption.
Mfr Part #:

PTZTE255.1B

Available from 1 distributors
Mfr Name: ROHM Semiconductor
ROHM Semiconductor
The ROHM Semiconductor PTZTE255.1B is a 1W Zener diode with a 5.1V nominal voltage rating. It is designed for surface mounting in applications requiring voltage regulation and surge absorption.
✓ Total Stock: 1,440 pcs
$ Price Range: $0.99

PTZTE255.1B Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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1,440 pcs
1440 pcs On Request 1 On Request On Request 21+ On Request On Request

PTZTE255.1B Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Impedance (Max) (Zzt)
Junction Temperature
Mounting Type
Power
Storage Temperature
Supplier Device Package
Tape & Reel
Tolerance
Voltage

PTZTE255.1B Description

Short technical summary and product information.

The ROHM Semiconductor PTZTE255.1B is a single Zener diode from the PTZ series, designed for voltage regulation and voltage limiting applications. It features a power dissipation of 1W and a nominal Zener voltage of 5.1V with a tolerance of ±6%.

 

Constructed with silicon epitaxial planar technology, this diode is housed in a compact PMDS package, also known as DO-214AC or SMA, making it suitable for surface mounting. Its high surge withstand level and 1W power capability despite its small size make it a versatile component for various electronic designs.

 

Key electrical characteristics include a maximum reverse current of 20µA at 1V and a maximum Zener impedance of 8Ω at 20mA. The operating temperature range is from -55°C to +150°C, with a junction temperature limit of 150°C and storage temperature range of -55°C to +150°C.

 

This component is suitable for applications such as voltage stabilization circuits, surge protection, and general voltage limiting functions where a compact, high-power Zener diode is required.

PTZTE255.1B Quick Information

Product Type: Zener Diode
Series: PTZ
Canonical Name: ROHM Semiconductor PTZ Series Zener Diode, 5.1V
Subcategory: Single Zener Diodes

PTZTE255.1B Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

PTZTE255.1B Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

PTZTE255.1B Features

  • 1W power dissipation capability.
  • Nominal Zener voltage of 5.1V.
  • Surface mountable PMDS package.
  • Suitable for voltage regulation.
  • High surge withstand level.

PTZTE255.1B Applications

  • Used for voltage regulation.
  • Ideal for voltage limiting.
  • Provides voltage surge absorption.
  • Suitable for compact designs.

PTZTE255.1B FAQs

5 frequently asked questions generated from this part’s specifications.
What is the Zener voltage of the PTZTE255.1B?

The nominal Zener voltage is 5.1V with a tolerance of ±6%.

What is the power rating of this Zener diode?

The power dissipation rating is 1W.

What type of package is the PTZTE255.1B in?

It is in a Surface Mount package, specifically DO-214AC or SMA.

What are the operating temperature limits for this diode?

The operating temperature range is -55°C to +150°C.

What is the maximum reverse current at 1V?

The maximum reverse current is 20µA at 1V.

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