BZX84-B18/DG/B3,21
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Nexperia USA Inc. BZX84-B18/DG/B3,21

Manufacturer No:
BZX84-B18/DG/B3,21
Manufacturer:
Nexperia USA Inc.
Package:
Tape & Reel (TR)
Description:
DIODE ZENER 18V 250MW TO236AB
Delivery:
Payment:
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Product Introduction

Overview

The BZX84-B18/DG/B3,21 is a Zener diode produced by Nexperia USA Inc. This component is part of the BZX84 series, which is known for its high reliability and precision in voltage regulation. The BZX84-B18/DG/B3,21 is specifically designed to operate at a nominal Zener voltage of 18V, making it suitable for various applications requiring stable voltage reference points.

Key Specifications

Parameter Value Unit
Manufacturer Nexperia USA Inc.
Part Number BZX84-B18/DG/B3,21
Package TO-236AB (SOT-23-3)
Voltage - Zener (Nom) 18V V
Voltage - Forward (Max) 900mV @ 10mA V @ mA
Tolerance ±2% %
Power - Max 250mW mW
Current - Reverse Leakage 50nA @ 12.6V nA @ V
Operating Temperature -65°C ~ 150°C (TJ) °C
Mounting Type Surface Mount
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Lead Free Status / RoHS Status Lead free / RoHS Compliant

Key Features

  • Precision Voltage Regulation: The BZX84-B18/DG/B3,21 offers a precise nominal Zener voltage of 18V with a tolerance of ±2%, ensuring stable voltage reference points in various applications.
  • High Reliability: This diode is part of the BZX84 series, known for its high reliability and compliance with automotive standards (AEC-Q101).
  • Compact Package: The TO-236AB (SOT-23-3) package makes it suitable for space-constrained designs while maintaining high performance.
  • Surface Mount Capability: Designed for surface mount technology, facilitating easy integration into modern PCB designs.
  • Lead Free and RoHS Compliant: Ensures environmental compliance and safety in use.

Applications

  • Voltage Regulation: Used in voltage regulator circuits to provide stable reference voltages.
  • Overvoltage Protection: Acts as a protective device against voltage spikes and overvoltages in electronic circuits.
  • Signal Clamping: Helps in clamping signal voltages to prevent them from exceeding safe levels.
  • Automotive Electronics: Suitable for use in automotive applications due to its AEC-Q101 compliance.
  • Consumer Electronics: Used in a variety of consumer electronic devices requiring stable voltage references.

Q & A

  1. What is the nominal Zener voltage of the BZX84-B18/DG/B3,21?

    The nominal Zener voltage is 18V.

  2. What is the tolerance of the Zener voltage for this diode?

    The tolerance is ±2%.

  3. What is the maximum power dissipation of the BZX84-B18/DG/B3,21?

    The maximum power dissipation is 250mW.

  4. What is the operating temperature range for this diode?

    The operating temperature range is -65°C to 150°C (TJ).

  5. Is the BZX84-B18/DG/B3,21 lead-free and RoHS compliant?

    Yes, it is lead-free and RoHS compliant.

  6. What type of package does the BZX84-B18/DG/B3,21 come in?

    The package type is TO-236AB (SOT-23-3).

  7. What is the maximum forward voltage drop at 10mA for this diode?

    The maximum forward voltage drop at 10mA is 900mV.

  8. What is the reverse leakage current at 12.6V for the BZX84-B18/DG/B3,21?

    The reverse leakage current at 12.6V is 50nA.

  9. Is the BZX84-B18/DG/B3,21 suitable for automotive applications?

    Yes, it is AEC-Q101 compliant, making it suitable for automotive applications.

  10. What is the moisture sensitivity level (MSL) of the BZX84-B18/DG/B3,21?

    The MSL is 1 (Unlimited).

Product Attributes

Voltage - Zener (Nom) (Vz):18 V
Tolerance:±2%
Power - Max:250 mW
Impedance (Max) (Zzt):45 Ohms
Current - Reverse Leakage @ Vr:50 nA @ 12.6 V
Voltage - Forward (Vf) (Max) @ If:900 mV @ 10 mA
Operating Temperature:-65°C ~ 150°C (TJ)
Mounting Type:Surface Mount
Package / Case:TO-236-3, SC-59, SOT-23-3
Supplier Device Package:TO-236AB
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Similar Products

Part Number BZX84-B18/DG/B3,21 BZX84-B10/DG/B3,21 BZX84-B12/DG/B3,21 BZX84-B15/DG/B3,21 BZX84-B16/DG/B3,21
Manufacturer Nexperia USA Inc. Nexperia USA Inc. Nexperia USA Inc. Nexperia USA Inc. Nexperia USA Inc.
Product Status Obsolete Obsolete Obsolete Obsolete Obsolete
Voltage - Zener (Nom) (Vz) 18 V 10 V 12 V 15 V 16 V
Tolerance ±2% ±2% ±2% ±2% ±2%
Power - Max 250 mW 250 mW 250 mW 250 mW 250 mW
Impedance (Max) (Zzt) 45 Ohms 20 Ohms 25 Ohms 30 Ohms 40 Ohms
Current - Reverse Leakage @ Vr 50 nA @ 12.6 V 200 nA @ 7 V 100 nA @ 8 V 50 nA @ 10.5 V 50 nA @ 11.2 V
Voltage - Forward (Vf) (Max) @ If 900 mV @ 10 mA 900 mV @ 10 mA 900 mV @ 10 mA 900 mV @ 10 mA 900 mV @ 10 mA
Operating Temperature -65°C ~ 150°C (TJ) -65°C ~ 150°C (TJ) -65°C ~ 150°C (TJ) -65°C ~ 150°C (TJ) -65°C ~ 150°C (TJ)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case TO-236-3, SC-59, SOT-23-3 TO-236-3, SC-59, SOT-23-3 TO-236-3, SC-59, SOT-23-3 TO-236-3, SC-59, SOT-23-3 TO-236-3, SC-59, SOT-23-3
Supplier Device Package TO-236AB TO-236AB TO-236AB TO-236AB TO-236AB

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