• +91 86066 50999
  • help@tomsonelectronics.com
  • Store Locator
  • Track Your Order
  • Sign in or Register
Tomson Electronics
  • 0
  • Home
  • INTEGRATED CIRCUITS
  • TLP 621 – Optocoupler TLP 621 – Optocoupler
Categories
  • Electronic Components
    • Passives
    • LED / Optoelectronics
    • Integrated Circuits
    • Discrete Semiconductor
  • Electro Mechanical
    • Switches
    • Buzzers
    • Motors
    • Solenoids
    • Relays
    • Actuator
  • Development Boards & Prototyping
    • Arduino
    • Single Board Computers
    • Evaluation Boards
    • Micro:bit
    • Prototyping
    • Data Converters
    • Interfacing Modules
    • Programmers And Debuggers
  • Sensors
    • Biometric Sensor
    • Capacitive / Touch Sensor
    • Current & Voltage Sensor
    • Distance Sensor
    • Encoders
    • Flow Sensors
    • Gas Sensor
    • Humidity Sensor
    • IR / PIR Sensor / Proximity
    • Level Sensor
    • Light / Color Sensor
    • Load / Flex / Pressure / Force
    • Magnetic / Hall Sensor
    • Metal Sensor
    • Moisture Sensor
    • pH Sensor
    • Sound Sensor
    • Temperature Sensor
    • Turbidity Sensor
    • Vibration Tilt
    • Inertial Measurement Unit ( IMU )
    • Vision Sensor
    • Sensor Kits
  • IoT & Wireless
    • Antennas
    • Bluetooth / BLE
    • GSM / GPRS / GPS
    • IR Transmitter & Receiver
    • LoRa
    • RF Transmitter & Receiver
    • RFID Reader & Tag
    • Wi-Fi Modules
    • ZIGBEE / XBEE
    • Accessories
  • RC Drone
    • Drone Kits
    • Motors
    • Frames
    • GPS & Antennas
    • Transmitters & Receivers
    • Flight Controllers
    • Speed Controllers ESC
    • Propellers
    • Batteries
    • Drone Accessories
  • 3D Printing
    • 3D Printers
    • Filaments
    • Accessories
  • Test & Measurement
    • Multimeter
    • Clamp Meter
    • Oscilloscope
    • Panel Meter
    • Dimensional Measurement
    • Biometric Measurement
    • Chemical Measurement
    • Temperature Measurement
    • Function & Signal Generators
    • LUX METERS / LIGHT METER
  • Wires & Connectors
    • Wires & Cables
    • Cable Management
    • Connectors & Sockets
    • Extension Boxes
  • Battery & Power Supplies
    • Battery
    • Converters
    • Benchtop Power Supplies
    • Solar
    • Transformers
    • Circuit Protection
    • Super Capacitors
  • Thermal Management
    • Heat Sinks
    • Heat Sink Accessories
    • Fan Coolers
    • Thermo Electric Peltier Modules
  • Tools
    • Hand Tools
    • Electronic Tools
    • Electric Tools
  • Mechanical & Hardware
    • Hardware
    • Robotic Parts
    • Cabins & Casings
  • Multimedia Accessories
    • Computer
    • PEN DRIVES
    • MEMORY CARDS
    • TV
Latest Products
VAR TECH V Mas 830 LB 600V AC/DC 10A DC Digital Multimeter
VAR TECH V Mas 830 LB 600V AC/DC 10A DC Digital Multimeter
₹ 543.00
600V AC/DC 10A DC Uni-T UT33D+ Palm Size Multimeter
600V AC/DC 10A DC Uni-T UT33D+ Palm Size Multimeter
₹ 825.00
VAR TECH V 92 True RMS 600V AC/DC 10A AC/DC Digital Multimeter
VAR TECH V 92 True RMS 600V AC/DC 10A AC/DC Digital Multimeter
₹ 1,599.00
1000V 10A Digital Multimeter Probe Test Leads TL-10 AX-630A
1000V 10A Digital Multimeter Probe Test Leads TL-10 AX-630A
₹ 120.00
VAR TECH V68 True RMS 750VAC 1000VDC 10A AC/DC Digital Multimeter
VAR TECH V68 True RMS 750VAC 1000VDC 10A AC/DC Digital Multimeter
₹ 2,428.00
VAR TECH V 8222 H True RMS 750VAC 1000VDC 20A AC/DC LCR Digital Multimeter
VAR TECH V 8222 H True RMS 750VAC 1000VDC 20A AC/DC LCR Digital Multimeter
₹ 2,699.00
Fluke 15B+ 1000V AC/DC 10A AC/DC Digital Multimeter
Fluke 15B+ 1000V AC/DC 10A AC/DC Digital Multimeter
₹ 10,705.00
Fluke 101 600V AC/DC Pocket Digital Multimeter
Fluke 101 600V AC/DC Pocket Digital Multimeter
₹ 4,550.00
% ₹ -12.00
TLP 621 – Phototransistor Optocoupler
TLP 621 – Phototransistor Optocoupler
Toshiba

TLP 621 – Optocoupler

No reviews
  • Share
  • Tweet
Product SKU: INC-01579
Available:
Only 0 item in stock
0 item in stock
In stock
Pre-order
Out of stock
₹ 12.00 (Incl.Tax)
₹ 0.00
 
This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.
Notify me When Available
You will receive an email when the product is available.
For Bulk Enquries:
+91 90614 50999
  • Description
  • Specifications:
  • Applications:
  • Datasheet:
  • Reviews

The TLP 621 is a phototransistor optocoupler designed for electrical isolation between input and output circuits. It provides reliable signal transmission while preventing unwanted interference, making it ideal for industrial automation, switching power supplies, and signal isolation applications.

Key Features:

  • High Electrical Isolation: Provides up to 5,000 Vrms isolation voltage.
  • Phototransistor Output: Ensures stable and efficient signal transmission.
  • Low Input Current: Operates efficiently with minimal power consumption.
  • Wide Operating Temperature Range: Suitable for industrial applications.
  • Compact Package: Available in DIP-4 and SMD options for easy PCB integration.

Package Includes:

  • 1 x TLP 621 – Phototransistor Optocoupler

  • Input Type: Infrared LED
  • Output Type: Phototransistor
  • Isolation Voltage: 5,000 Vrms
  • Collector-Emitter Voltage: 55V
  • CTR (Current Transfer Ratio): 50% - 600%
  • Operating Temperature Range: -55°C to +110°C
  • Package Type: DIP-4 / SMD

  • Industrial Automation
  • Switching Power Supplies
  • Signal Isolation
  • Microcontroller Interfacing
  • Telecommunications Equipment

Click here to view the datasheet

Customer Reviews

Be the first to write a review
Write a review
0%
(0)
0%
(0)
0%
(0)
0%
(0)
0%
(0)

Related products

Watts Electronics

1kΩ-12kΩ 0.25W Carbon Film Resistor

1kΩ-12kΩ 0.25W Carbon Film Resistor

₹ 1.00
Select Options
(Incl.Tax)

Watts Electronics

1kΩ-10kΩ 0.25W Metal Film Resistor

1kΩ-10kΩ 0.25W Metal Film Resistor

₹ 1.00
Select Options
(Incl.Tax)

Watts Electronics

47Ω-820Ω 0.25W Carbon Film Resistor

47Ω-820Ω 0.25W Carbon Film Resistor

₹ 1.00
Select Options
(Incl.Tax)

EVERLITE

LED - Basic Red 5mm

LED - Basic Red 5mm

₹ 2.00
(Incl.Tax)

TOMSON ELECTRONICS

LED - Basic Green 5 mm

LED - Basic Green 5 mm

₹ 2.00
(Incl.Tax)

Watts Electronics

0Ω-820Ω Thick Film SMD Resistors 1206

0Ω-820Ω Thick Film SMD Resistors 1206

₹ 1.00
Select Options
(Incl.Tax)

Watts Electronics

1Ω-820Ω 2W Carbon Film Resistor

1Ω-820Ω 2W Carbon Film Resistor

₹ 3.00
Select Options
(Incl.Tax)

Watts Electronics

1-240 kOhms Thick Film SMD Resistors 0805

1-240 kOhms Thick Film SMD Resistors 0805

₹ 1.00
Select Options
(Incl.Tax)

Watts Electronics

15kΩ-820kΩ 0.25W Carbon Film Resistor

15kΩ-820kΩ 0.25W Carbon Film Resistor

₹ 1.00
Select Options
(Incl.Tax)

TOMSON ELECTRONICS

Diode 1N 4148

Diode 1N 4148

₹ 2.00
(Incl.Tax)

Watts Electronics

78Ω-910Ω 0.25W Metal Film Resistor

78Ω-910Ω 0.25W Metal Film Resistor

₹ 1.00
Select Options
(Incl.Tax)

-

5Ω-100kΩ NTC Thermistor

5Ω-100kΩ NTC Thermistor

₹ 5.00
Select Options
(Incl.Tax)

Watts Electronics

12kΩ-100kΩ 0.25W Metal Film Resistor

12kΩ-100kΩ 0.25W Metal Film Resistor

₹ 1.00
Select Options
(Incl.Tax)

KELTRON

KELTRON 47 uF/25 V Radial Electrolytic Capacitor

KELTRON 47 uF/25 V Radial Electrolytic Capacitor

₹ 2.00
(Incl.Tax)

TOMSON ELECTRONICS

Diode 1N 4007

Diode 1N 4007

₹ 2.00
(Incl.Tax)

Watts Electronics

4.7-820 Ohms Thick Film SMD Resistors 0805

4.7-820 Ohms Thick Film SMD Resistors 0805

₹ 1.00
Select Options
(Incl.Tax)
Tomson Electronics
Got questions? Call us 24/7
+91 86066 50999
Reach Out Us
  • About Us
  • Contact Us
Policies
  • Privacy Policy
  • Terms & Conditions
  • Shipping/Delivery Policy
  • Refund & Return Policy
  • Offer Policy
Services
  • My Account
  • Shopping Cart
  • Track Your Order
  • Payment Options
Information
  • Learning and Robotic Kits
  • ADIY Products
  • Blogs
  • Careers
  • KITE-Arduino UNO Kit
© 2025 Tomson Electronics . All Rights Reserved
Product successfully added to your Shopping Cart
Continue shopping View cart