What are the key features of Taiwan Semiconductor 1SMA4745?

This product belongs to the Zener Diodes category and ships in standard packaging. It features high reliability, stable performance and low power consumption. Key parameters include wide operating range, low loss, and over-temperature protection, suitable for industrial applications. Manufactured by Taiwan Semiconductor with full traceability.

What are the main application scenarios for 1SMA4745?

Typical applications include power management, industrial control. Additionally, it is widely used in automotive electronics, telecom infrastructure, medical devices, and consumer electronics as a critical circuit component, improving system integration and energy efficiency.

How does 1SMA4745 work?

This device follows established Zener Diodes design principles. Core functional stages include input handling, signal and power processing, and protection logic, ensuring stable operation under varying conditions. Refer to the datasheet for the detailed characteristics and application guidance.

What is the technical performance of 1SMA4745?

Performance highlights: stable characteristics across the operating temperature range, low loss, and long service life. Reliable contact and shock resistance, with protection against over-current and over-voltage where applicable. Meets industrial and automotive reliability standards where the series qualifies.

What is the current market demand for 1SMA4745?

The global Zener Diodes market is growing at ~6-8% CAGR, with particularly strong demand in power management. Taiwan Semiconductor 1SMA4745 is a mainstream model with stable stock and a typical lead time of 2-4 weeks. Driven by new energy and smart electronics trends, inquiries for this model are steadily increasing, indicating a positive long-term outlook.

What are the technical characteristics of 1SMA4745?

Three main technical features: 1) High reliability – stable performance over the rated life; 2) Low-loss design – reduced energy loss in operation; 3) Wide adaptability – compatible with various operating conditions. Additionally, Taiwan Semiconductor provides full technical support and reference designs.

1SMA4745 , 1.25W, 16V, DO-214AC RoHS: Compliant Min Qty: 5 Container: TAPE & REEL CUT by Taiwan Semiconductor

1SMA4745 | Taiwan Semiconductor , 1.25W, 16V, DO-214AC RoHS: Compliant Min Qty: 5 Container: TAPE & REEL CUT

Category: Zener Diodes

Brand: Taiwan Semiconductor

, 1.25W, 16V, DO-214AC RoHS: Compliant Min Qty: 5 Container: TAPE & REEL CUT

Stock: On request

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Product Details

PDF Datasheet

Technical Docs

Description: , 1.25W, 16V, DO-214AC RoHS: Compliant Min Qty: 5 Container: TAPE & REEL CUT

Technical Parameters

Application	Voltage Regulation
Brand	PANJIT
Composition	Silicon
Data Tier	Family Level
ECCN	EAR99
Forward Voltage	1.5 V (Max)
Halogen Free	Yes
Mounting Type	Surface Mount
Operating Temperature	-65 to +150 C
Package / Case	DO-214AC (SMA)
Packaging	Tape & Reel
Power Rating	1 W
Product Type	Zener Diode
REACH	Compliant
RoHS	Compliant
Series	1SMA
Tolerance	+/-5%
Voltage - Zener (Nom)	16 V

Standard Packaging: Standard packaging refers to the minimum packaging quantity obtained from the manufacturer/distributor. Therefore, the minimum order quantity may be less than the manufacturer's standard packaging quantity. When products are broken down into smaller quantities, the packaging type (i.e., reel, tube, tray) may change, subject to actual packaging delivery.

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1SMA4745 Application and Selection Guide

1SMA4745 Model and Manufacturer Information

1SMA4745, a Zener Diodes manufactured by PANJIT: 1SMA4745 helps you confirm the specific model, while PANJIT helps you confirm the product source. If you are selecting a part, you can first check whether 1SMA4745 meets your requirements, then check whether PANJIT matches your expectations, and then refer to , 1.25W, 16V, DO-214AC RoHS: Compliant Min Qty: 5 Container: TAPE & REEL CUT for further evaluation.

1SMA4745 Product Parameters and Description

The main parameters of PANJIT's Zener Diodes product 1SMA4745 include , 1.25W, 16V, DO-214AC RoHS: Compliant Min Qty: 5 Container: TAPE & REEL CUT. This is a Zener Diodes produced by PANJIT, and it also offers good applicability in embedded systems, common 3C electronics, automotive electronics, electronic devices, and IoT devices.

1SMA4745 Application and Selection Reference

PANJIT's Zener Diodes product 1SMA4745 has a relatively wide range of applications in embedded systems, common 3C electronics, automotive electronics, electronic devices, and IoT devices. Overall, 1SMA4745 is a Zener Diodes solution worth considering, and manufacturer PANJIT provides long-term supply program support for this product, which helps ensure supply continuity during mass production.

Recommended Part Numbers for 1SMA4745

Designers looking for 1SMA4745 recommended parts can evaluate the following options. 1SMA4745 selection decisions should verify parameters, tolerance and packaging against the original design bill of materials.

Recommended Part	Brand	Description
BZY55C9V1	Taiwan Semiconductor	0805 (CERAMICS), 500MW, 5%, SMAL
BZV55C24	Taiwan Semiconductor	Zener Diode, Two Terminal, 24 Volt, 5%, DO-213AA
BZT52B18S	Taiwan Semiconductor	Zener Diode

EZKEY can provide 1SMA4745 recommended part comparison data and engineering samples for evaluation.