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ST ZM4734A 48HRS

By providing a stable reference voltage and absorbing transient noise, the LL-41 Zener Diode ensures reliable performance in harsh environments

ISO14001 ISO9001 DUNS

Brands: STMicroelectronics, Inc

Mfr.Part #: ZM4734A

Datasheet: ZM4734A Datasheet (PDF)

Package/Case: DO-213AB

RoHS Status:

Stock Condition: 3,304 pcs, New Original

Product Type: Single Zener Diodes

Warranty: 1 Year Ovaga Warranty - Find Out More


*All prices are in USD

Qty Unit Price Ext Price
10 $0.027 $0.270
100 $0.021 $2.100
300 $0.018 $5.400
1000 $0.017 $17.000
5000 $0.015 $75.000
10000 $0.014 $140.000

In Stock: 3,304 PCS

- +

Quick Quote

Please submit RFQ for ZM4734A or email to us: Email: [email protected], we will contact you within 12 hours.

ZM4734A General Description

ZM4734A is a versatile solution for audio amplification needs, offering reliable and consistent performance in any environment. Its low-power consumption makes it an eco-friendly choice for those conscious of energy usage, while its high efficiency guarantees excellent sound quality



  • Zener voltage: 5.1V
  • Power dissipation: 1W
  • Tolerance: 5%
  • Operating temperature range: -65°C to +175°C
  • Low leakage current


  • Voltage regulation
  • Overvoltage protection
  • Voltage reference
  • Current limiting


Parameter Value Parameter Value
Manufacturer: Taiwan Semiconductor Product Category: Zener Diodes
RoHS: Details Package / Case: MELF-2
Vz - Zener Voltage: 5.6 V Voltage Tolerance: 5 %
Pd - Power Dissipation: 1 W Zener Current: 10 uA
Zz - Zener Impedance: 5 Ohms Minimum Operating Temperature: - 65 C
Maximum Operating Temperature: + 175 C Configuration: Single
Test Current: 45 mA Packaging: MouseReel
Brand: Taiwan Semiconductor Ir - Maximum Reverse Leakage Current: 10 uA
Product Type: Zener Diodes Factory Pack Quantity: 5000
Subcategory: Diodes & Rectifiers


Shipping Type Ship Fee Lead Time
DHL DHL $20.00-$40.00 (0.50 KG) 2-5 days
Fedex Fedex $20.00-$40.00 (0.50 KG) 2-5 days
UPS UPS $20.00-$40.00 (0.50 KG) 2-5 days
TNT TNT $20.00-$40.00 (0.50 KG) 2-5 days
EMS EMS $20.00-$40.00 (0.50 KG) 2-5 days
REGISTERED AIR MAIL REGISTERED AIR MAIL $20.00-$40.00 (0.50 KG) 2-5 days

Processing Time:Shipping fee depend on different zone and country.


Terms of payment Hand Fee
Wire Transfer Wire Transfer charge US$30.00 banking fee.
Paypal Paypal charge 4.5% service fee.
Credit Card Credit Card charge 3.5% service fee.
Western Union Western Union charge US.00 banking fee.
Money Gram Money Gram charge US$0.00 banking fee.


1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.

2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.


  • Product

    Step1 :Product

  • Vacuum packaging

    Step2 :Vacuum packaging

  • Anti-static bag

    Step3 :Anti-static bag

  • Individual packaging

    Step4 :Individual packaging

  • Packaging boxes

    Step5 :Packaging boxes

  • bar-code shipping tag

    Step6 :bar-code shipping tag

All the products will packing in anti-staticbag. Ship with ESD antistatic protection.

Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.

We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.

After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

  • ESD
  • ESD

Equivalent Parts

For the ZM4734A component, you may consider these replacement and alternative parts:

Part Number




Part Number :   1N4734A

Brands :  

Package :   DO-41

Description :   Zener Single Diode, 5.6 V, 1 W, DO-41 (DO-204AL), 5 %, 2 Pins, 200 °C

Part Number :   BZX55C5V1

Brands :  

Package :   DO-35

Description :   Zener Single Diode, 5.1 V, 500 mW, DO-35, 5 %, 2 Pins, 200 °C

Part Number :   BZX84C5V1

Brands :  

Package :  

Description :  

Part Number :   BZT52C5V1

Brands :  

Package :  

Description :  

Part Number :   BZW04-5V1

Brands :  

Package :  

Description :  

Part Number :   ECG142A

Brands :  

Package :  

Description :  

Part Number :   NTE142A

Brands :  

Package :  

Description :  

Part Number :   P6KE5V1A

Brands :  

Package :  

Description :  

Part Number :   ZMM5231B

Brands :  

Package :  

Description :  

Part points

  • The ZM4734A chip is an integrated circuit that serves as a dual-quad operational amplifier. It provides high performance, low noise, and low power consumption, making it suitable for use in various electronic systems. The chip offers four independent operational amplifiers in a single package, allowing for efficient circuit design and space-saving integration.
  • Features

    The features of ZM4734A are: 1. Fast switching speed 2. Low forward voltage drop 3. High surge current capability 4. Low leakage current 5. Glass passivated junction 6. Hermetically sealed, axial leaded package
  • Pinout

    The ZM4734A is a Zener diode with a pin count of 2. Its primary function is voltage regulation.
  • Manufacturer

    The manufacturer of the ZM4734A is Diodes Incorporated. It is a global semiconductor company that specializes in manufacturing and distributing integrated circuits, diodes, transistors, and other electronic components for a range of industries including consumer electronics, automotive, industrial, and communications.
  • Application Field

    The ZM4734A is a diode transistor in a small, surface-mount package. It can be used in a wide range of applications including signal amplification, power switching, voltage regulation, and precision reference circuits. Its compact size and versatile performance make it suitable for use in consumer electronics, telecommunications equipment, industrial control systems, and many other electronic devices.
  • Package

    The ZM4734A chip comes in a TO-92 package type, has a diode form, and has a size of approximately 4.64mm x 2.03mm x 2.19mm.

Datasheet PDF

Preliminary Specification ZM4734A PDF Download

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  • quantity

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