BZX84B12LT1G BZX84B12LT1G is a 12V Zener diode from ON Semiconductor in a SOT-23 surface-mount package. It offers ±2% tolerance, 250mW power dissipation, and RoHS compliance.
Mfr Part #:

BZX84B12LT1G

Available from 3 distributors
Mfr Name: On Semiconductor
On Semiconductor
BZX84B12LT1G is a 12V Zener diode from ON Semiconductor in a SOT-23 surface-mount package. It offers ±2% tolerance, 250mW power dissipation, and RoHS compliance.
✓ Total Stock: 55,305 pcs
$ Price Range: $0.04 - $0.21

BZX84B12LT1G Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
33,000 pcs
33000 pcs On Request 1 On Request On Request 19+ On Request On Request
Non-Authorised Inventory information
22,020 pcs
22020 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
285 pcs
285 pcs On Request 1 On Request On Request On Request On Request On Request

BZX84B12LT1G Specifications Quick View

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

BZX84B12LT1G Description

Short technical summary and product information.

The BZX84B12LT1G is a 12V Zener diode in the BZX84B series from ON Semiconductor. It provides a nominal Zener voltage of 12V with a ±2% tolerance, making it suitable for precision voltage regulation in space-constrained designs. The device is rated for 250mW power dissipation on FR-4 or FR-5 boards, with a 300mW rating on an alumina substrate.

 

Key electrical characteristics include a maximum Zener impedance of 25Ω, a reverse leakage current of 100nA at 8V, and a forward voltage of 900mV at 10mA. The diode operates over a junction temperature range of -65°C to 150°C and offers an ESD rating of class 3 (>16kV) per the Human Body Model.

 

The BZX84B12LT1G is housed in an SOT-23 surface-mount package (CASE 318), with solderable, corrosion-resistant terminations. The package is designed for automated assembly and high-density PCB applications. This device is Pb-free and RoHS compliant, and is supplied in tape and reel packaging with 3000 units per reel.

BZX84B12LT1G Quick Information

Product Type: Zener Diode
Series: BZX84B
Canonical Name: Zener Diode 12V ±2% 250mW SOT-23-3
Subcategory: Single

BZX84B12LT1G Compliance

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

BZX84B12LT1G Estimated Pricing

Qty Low High
1+ $0.21 $0.21
10+ $0.13 $0.13
50+ $0.09 $0.09
100+ $0.08 $0.08
500+ $0.06 $0.06
3,000+ $0.04 $0.04
6,000+ $0.04 $0.04

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

BZX84B12LT1G Features

  • 12V nominal Zener voltage with ±2% tolerance.
  • 250mW power dissipation on FR-5 board.
  • Compact SOT-23 surface-mount package.
  • RoHS compliant and Pb-free finish.
  • ESD rated class 3 at >16kV HBM.

BZX84B12LT1G Applications

  • Used in voltage regulation circuits.
  • Ideal for portable electronic devices.
  • Suitable for high-density PCB designs.
  • Works in protection and clamping applications.

BZX84B12LT1G FAQs

7 frequently asked questions generated from this part’s specifications.
What is the Zener voltage of BZX84B12LT1G?

The nominal Zener voltage is 12V with a ±2% tolerance.

What is the forward voltage of BZX84B12LT1G?

The forward voltage is typically 900mV at 10mA.

What is the reverse leakage current?

The maximum reverse leakage current is 100nA at 8V.

What is the power dissipation rating?

The power dissipation is 250mW on FR-5 board (300mW on alumina substrate).

What is the operating temperature range?

The diode operates over a junction temperature range of -65°C to 150°C.

What package is BZX84B12LT1G available in?

It is available in SOT-23 surface-mount package (also referred to as TO-236-3, SC-59, SOT-23-3).

Is BZX84B12LT1G RoHS compliant?

Yes, the device is RoHS compliant and Pb-free.

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