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TLP521-4

The Isocom Components TLP521-4 is an optically coupled isolator featuring a 5300VRMS isolation voltage and a wide operating temperature range. It is suitable for signal transmission between systems of different potentials.

✓ Total Stock: 6,707 pcs

$ Price Range: $1.59

TLP521-4 Available from 1 distributor

✓ 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	6,707 pcs On Request	6707 pcs	On Request	1	On Request	On Request	24+	On Request	On Request

TLP521-4 Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	Isocom Components
Forward Voltage	1.15 V
Mounting Type	Surface Mount
Operating Temperature	-30 to 100 °C
Reverse Voltage	6 V
Storage Temperature	°C ~ °C
Tape & Reel	No

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TLP521-4 Description

Short technical summary and product information.

The TLP521-4 from Isocom Components is an optically coupled isolator designed for reliable signal transmission. It consists of an infrared light-emitting diode and an NPN silicon phototransistor housed in a space-efficient dual in-line plastic package, specifically a surface mount (SM) type.

Key electrical specifications include an AC isolation voltage of 5300VRMS, a collector-emitter breakdown voltage of 55V, and a maximum collector current of 50mA. The device operates within a wide temperature range of -30°C to 100°C, making it suitable for various industrial applications.

This isolator is designed for applications such as computer terminals, industrial system controllers, measuring instruments, and signal transmission between systems with different potentials and impedances. Its construction ensures robust performance in demanding environments.

Features like CTR selections and VDE approval (when specified with 'X') enhance its versatility. The surface mount package facilitates integration into modern PCB designs.

TLP521-4 Quick Information

Product Type: Optically Coupled Isolator

Canonical Name: TLP521-4 Optically Coupled Isolator

Subcategory: Triac, SCR Output

TLP521-4 Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

Lead Free: Lead Free

TLP521-4 Estimated Pricing

Qty	Low	High
1+	$1.59	$1.59

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

TLP521-4 Features

5300VRMS AC isolation voltage.
Wide operating temperature range: -30°C to 100°C.
55V collector-emitter breakdown voltage.
Surface mount package for easy integration.
RoHS compliant and lead-free.

TLP521-4 Applications

Signal transmission between different potentials.
Industrial system controllers.
Computer terminals.
Measuring instruments.

TLP521-4 FAQs

5 frequently asked questions generated from this part’s specifications.

What is the AC isolation voltage of the TLP521-4?

The AC isolation voltage is 5300VRMS.

What is the operating temperature range for the TLP521-4?

The operating temperature range is -30°C to 100°C.

What is the collector-emitter breakdown voltage?

The collector-emitter breakdown voltage is a minimum of 55V.

Is the TLP521-4 RoHS compliant?

The TLP521-4 is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for this part?

The Moisture Sensitivity Level is 1 Unlimited.