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MMBZ5257BLT1G Zener voltage regulator diode with 33V nominal voltage, 225mW power rating, and ±5% tolerance. Surface mount package SOT-23-3.
Mfr Part #:

MMBZ5257BLT1G

Available from 3 distributors
Mfr Name: On Semiconductor
On Semiconductor
Zener voltage regulator diode with 33V nominal voltage, 225mW power rating, and ±5% tolerance. Surface mount package SOT-23-3.
✓ Total Stock: 19,040 pcs
$ Price Range: $0.03 - $0.18

MMBZ5257BLT1G Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Optech Co.,Limited ✓
Non-Authorised Inventory information
10,020 pcs
On Request
10020 pcs On Request 1 On Request On Request On Request On Request On Request
Husky International Electronic ✓
Non-Authorised Inventory information
9,000 pcs
On Request
9000 pcs On Request 1 On Request On Request N/A On Request On Request
MW.FEP S.p.A. ✓
Non-Authorised Inventory information
20 pcs
On Request
20 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

MMBZ5257BLT1G Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Current
Halogen Free
Impedance (Max) (Zzt)
Industrial Grade
Medical Grade
Military Grade
Mounting Type
Operating Temperature
Power
SVHC Present
Storage Temperature
Supplier Device Package
Tape & Reel
Tolerance
Voltage
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MMBZ5257BLT1G Description

Short technical summary and product information.

The MMBZ5257BLT1G is a 33V Zener diode from ON Semiconductor, part of the MMBZ52xxBLT1G series of voltage regulators. It offers 225mW power dissipation on FR-5 board and is designed for surface mount assembly in the compact SOT-23-3 package.

 

Key electrical characteristics include a maximum impedance of 58Ω, forward voltage of 900mV at 10mA, and reverse leakage current of 100nA at 25V. The device operates over a temperature range of -65°C to 150°C and features an ESD rating of Class 3 (>16kV) per the Human Body Model.

 

This Zener diode is well suited for voltage regulation in space-constrained applications such as cellular phones, handheld portables, and high density PC boards. The SOT-23-3 package enables automated board assembly and the devices are Pb-Free, Halogen Free/BFR Free, and RoHS Compliant.

MMBZ5257BLT1G Quick Information

Product Type: Zener Diode
Series: MMBZ52xxBLT1G
Canonical Name: MMBZ5257BLT1G Zener Voltage Regulator 33V 225mW SOT-23-3
Subcategory: Single Zener Diodes

MMBZ5257BLT1G Compliance

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

MMBZ5257BLT1G Estimated Pricing

Qty Low High
1+ $0.18 $0.18
10+ $0.10 $0.10
100+ $0.06 $0.06
500+ $0.05 $0.05
1,000+ $0.04 $0.04
3,000+ $0.03 $0.03
6,000+ $0.03 $0.03

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

MMBZ5257BLT1G Features

  • 33V nominal Zener voltage.
  • 225mW power dissipation rating.
  • Surface mount SOT-23-3 package.
  • ±5% tolerance on Zener voltage.
  • RoHS3 compliant and Pb-Free.

MMBZ5257BLT1G Applications

  • Voltage regulation in portable electronics.
  • Used in high density circuit boards.
  • Ideal for battery-powered devices.

MMBZ5257BLT1G FAQs

7 frequently asked questions generated from this part’s specifications.
What is the Zener voltage of MMBZ5257BLT1G?

33 V.

What is the power dissipation rating?

225 mW.

What is the forward voltage?

900 mV at 10 mA.

What is the reverse leakage current?

100 nA at 25 V.

What is the tolerance?

±5%.

What is the operating temperature range?

-65°C to 150°C.

What package does it come in?

SOT-23-3 surface mount.

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