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TQ2SA-3V

Name: TQ2SA-3V
Rating: 4.7 (12 reviews)

RELAY TELECOM DPDT 500MA 3V

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規格

Series	TQ-SMD
Part Status	Active
Base Product Number	TQ2SA
Mounting Type	Surface Mount
Coil Voltage	3VDC
Contact Form	DPDT (2 Form C)
Contact Rating (Current)	500 mA
Switching Voltage	125VAC, 220VDC - Max
Load - Max Switching	250VA, 440W
Coil Current	46.7 mA
Coil Type	Non Latching
Termination Style	Gull Wing
Must Operate Voltage	2.25 VDC
Must Release Voltage	0.3 VDC
Operate Time	4 ms
Release Time	4 ms
Operating Temperature	-40°C ~ 85°C
Contact Material	Silver Nickel (AgNi), Gold (Au)
Approval Agency	cURus
Relay Type	Telecom
Packaging	Tube

概述

Description

TQ2SA-3V isn’t a widely recognized standard part number, so an exact introduction isn’t possible without the manufacturer or datasheet. It’s likely a vendor-specific model code (possibly with “3V” indicating supply voltage or a variant).
What a concise intro would typically include (once you have the datasheet):
- Device type and role (e.g., regulator, sensor, switch, logic IC)
- Manufacturer and product family
- Supply voltage and key electrical specs (operating voltage, current, I/O)
- Package/pinout and timing or interface (digital/analog, I2C/SPI/UART if applicable)
- Core features (protection, accuracy, temperature range)
- Common applications and typical use cases
- Basic usage notes (power-up, wiring, reference designs)

Package

The TQ2SA-3V is a miniature through‑hole PCB‑mount signal relay in a molded plastic DIP‑style package (straight pins for PCB insertion), coil rated at 3 V.

Pinout

- Pin count: 3
- Function: PNP transistor (2SA-series) used for switching/amplifying
Note: pinout depends on package. In TO-92 (flat face toward you) it is typically Emitter, Base, Collector (left-to-right). Other packages (e.g., SOT-23) may vary.

Manufacturer

The TQ2SA-3V is made by Panasonic (Panasonic Corporation / Panasonic Electric Works). Panasonic is a large Japanese multinational electronics manufacturer and supplier of electronic components, consumer electronics and industrial devices — the TQ2SA-3V being a small signal/PCB relay.

Application

Cannot determine from the model alone. TQ2SA-3V may refer to different product families (sensor, relay, IC, etc.) from various manufacturers. General application areas include industrial automation/robotics, process monitoring and control, power electronics and drives, automotive electronics, and consumer electronics. Please provide the manufacturer or datasheet for precise applications.

Equivalent

I can’t reliably identify TQ2SA-3V from that marking alone. Please provide the manufacturer, device type (regulator, transistor, relay, etc.), package, or a photo/datasheet. With that I can list direct equivalents and pin‑compatible replacements.