on October 21th 6,655

Comprehensive Guide to the 6N136 Transistor: Pinout, Circuit, and Datasheet

In this article, we dig into the 6N136 high-speed optocoupler, a cutting-edge component that exemplifies the latest advancements in photoelectric coupling technology. This optocoupler is planned to provide superior electrical isolation while maintaining rapid signal transmission, making it a basic part of circuits requiring both performance and safety. By combining an advanced infrared LED with a highly sensitive transistor, the 6N136 offers impressive features like high-speed data integrity, robust isolation, and compatibility with digital logic systems. We will explore its key features, applications, and practical use in industrial automation, data communication, and consumer electronics.

Catalog

Understanding 6N136 Optocoupler

The 6N136, housed in a DIP-8 plastic package, is a sophisticated optocoupler that incorporates a GaAIAs infrared emitting diode optically coupled with an integrated photodetector. This photodetector includes a photodiode and a high-speed transistor. This advanced design permits the transmission of signals up to 2 MHz between electrically isolated circuits, ensuring that allowable potential differences do not exceed specified reference voltages. Its compact size, robustness, excellent anti-interference capabilities, high isolation voltage, speed, and TTL logic level compatibility make the 6N136 a versatile component in a myriad of applications.

Due to its high-speed transmission capability, the 6N136 ensures the integrity of signals even when surrounded by electrical noise. This attribute proves invaluable in industrial settings where electromagnetic interference (EMI) is a common challenge. Consider a factory automation scenario where precise signal transmission between controllers and actuators drives both operational efficiency and safety. This is where the 6N136 truly shines, maintaining the harmony of complex systems. Built for durability, the 6N136 is a reliable option for applications where maintenance access is limited or expensive. For example, remote sensing applications demand components that can function reliably over extended periods without intervention.

The 6N136’s high isolation voltage not only shields sensitive circuit elements from high voltage spikes but also ensures the device can handle high-speed data transmission. In data acquisition systems, where the precision and speed of data transmission disapprovingly affect the quality of collected data, this feature proves extremely beneficial. The TTL logic level compatibility of the 6N136 grants it exceptional versatility, enabling seamless integration with various digital circuits. During digital-to-analog and analog-to-digital conversion processes, maintaining signal fidelity and compatibility across different logic levels is used. The 6N136 effortlessly interfaces with other components in these scenarios, ensuring smooth data conversion and streamlined operations.

6N136 Pin Configuration

6N136 CAD Representation

Schematic Symbol

Footprint Layout

3D Visualization

Technical Features of 6N136

Feature	Description
Isolation Test Voltage	5300 VRMS
Compatibility	TTL compatible
Bit Rate	1.0 Mbit/s
Common-Mode Interference Immunity	High
Bandwidth	2.0 MHz
Output Type	Open-collector output
External Base Wiring	Possible
Lead (Pb) Content	Lead-free component
Compliance	RoHS 2002/95/EC, WEEE 2002/96/EC

6N136 Specifications

Type	Parameter
Factory Lead Time	6 Weeks
Mount	Through Hole
Mounting Type	Through Hole
Package / Case	8-DIP (0.300, 7.62mm)
Number of Pins	8
Current Transfer Ratio - Min	19% @ 16mA
Number of Elements	1
Operating Temperature	-55°C to 100°C
Packaging	Tube
Published	2012
Part Status	Active
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Additional Feature	TTL Compatible
Max Power Dissipation	100mW
Base Part Number	6N136
Voltage - Isolation	5300Vrms
Output Voltage	400mV
Output Type	Transistor with Base
Configuration	Single
Number of Channels	1
Power Dissipation	100mW
Voltage - Forward (Vf) (Typ)	1.33V
Input Type	DC
Optoelectronic Device Type	Logic IC Output Optocoupler
Forward Current	25mA
Max Output Voltage	15V
Data Rate	1 MBps
Output Current per Channel	8mA
Rise Time	800ns
Fall Time (Typ)	800ns
Max Collector Current	8mA
Reverse Breakdown Voltage	5V
Max Input Current	25mA
Turn On / Turn Off Time (Typ)	200ns / 200ns
Current Transfer Ratio	35%
Radiation Hardening	No
RoHS Status	ROHS3 Compliant

Comparable Components

Part Number	Manufacturer	Package / Case	Number of Pins	Number of Channels	Voltage - Isolation	Current Transfer Ratio	Current Transfer Ratio (Min)	Rise Time	Max Output Voltage	Output Voltage	View Compare
6N136-X001	Vishay Semiconductor Opto Division	8-DIP (0.300, 7.62mm)	8	1	5300Vrms	35%	19% @ 16mA	800 ns	15 V	400 mV	6N136-X001 VS SFH6136-X016
SFH6136-X016	Vishay Semiconductor Opto Division	8-DIP (0.300, 7.62mm)	6	1	500Vrms	30%	10% @ 10mA	-	30 V	-
6N136-X016	Vishay Semiconductor Opto Division	8-DIP (0.400, 10.16mm)	8	1	5300Vrms	35%	19% @ 16mA	800 ns	15 V	400 mV	6N136-X001 VS 6N136-X016
4N28	Lite-On Inc.	8-DIP (0.400, 10.16mm)	8	1	5300Vrms	35%	19% @ 16mA	-	25 V	-	6N136-X001 VS 4N28
SFH6345-X016	Vishay Semiconductor Opto Division	8-DIP (0.400, 10.16mm)	8	1	5300Vrms	30%	19% @ 16mA	-	25 V	-	6N136-X001 VS SFH6345-X016

6N136 Circuit Operation

Pull-Up Resistor Integration

Integrating a pull-up resistor into the circuit guarantees that when the transistor is off, the Vout pin consistently returns to the high logic level of 5 volts. Connected between the Vout pin and the positive supply voltage, this pull-up resistor has several purposes. Stabilizing the output voltage, ensuring it reaches the desired logic high state. Preventing floating states that could lead to unpredictable circuit behavior. Safeguarding against noise and false triggering within the circuit.

By fulfilling these roles, the pull-up resistor contributes to maintaining the circuit's overall reliability and performance. A carefully selected pull-up resistor value can prevent floating outputs. This stabilization leads to predictable and unwavering logic levels. By maintaining the Vout pin at a predictable voltage state when the transistor is in an off position, the pull-up resistor effectively reduces the likelihood of disturbances caused by noise. This stability is mostly active when precision and reliability are dominant in the functioning of digital circuits.

Thoughtful selection of the pull-up resistor's value is used in achieving desired performance. Typically, values range from a few kilohms to tens of kilohms, depending on the demands of the circuit. For instance, a 10k ohm resistor is frequently chosen as it strikes a balance between speed and current consumption, aligning well with a broad range of circuit needs. You can leverage their extensive expertise to determine the most suitable resistor values for their specific applications.

6N136 Circuit Layout

The LED inside activates and emits an IR beam whenever the appropriate input current reaches the terminals (+Vf and -Vf). When the IR beam strikes the phototransistor, it consequently activates. In embedded systems, this type of configuration is frequently utilized for signal isolation. By doing so, high-frequency noise or voltage spikes are prevented from causing damage to sensitive components.

In the provided diagram, the 6N136 IC performs the inversion of the input pulse polarity. Specifically, when a high input logic level is applied, a low output is generated. Conversely, a low input logic level produces a high output. This inversion mechanism plays a major role in digital signal processing, especially when there is a need to maintain or adapt specific logic levels for subsequent stages of a circuit.

In circuit designs utilizing the 6N136, both the efficiency and response time of the optocoupler must be taken into account. Practical experience shows that selecting suitable current-limiting resistors can optimize the activation time of the LED, thus boosting overall performance. Accurate timing is mostly notable in control applications, where even microsecond-level delays can influence system functionality.

Alternative to 6N136

Part Number	Description	Manufacturer
6N139#500	1 Channel Logic Output Optocoupler, 0.1 Mbps, 0.300 Inch, Surface Mount, DIP-8	Agilent Technologies Inc
HCPL-5700#200	1 Channel Logic Output Optocoupler, 0.1 Mbps, Hermetic Sealed, Ceramic, DIP-8	Avago Technologies
HCPL-0700	1 Channel Logic Output Optocoupler, SO-8	Fairchild Semiconductor Corporation
HCPL-2730-020	Logic IC Output Optocoupler, 2-Element, 5000V Isolation, 0.300 Inch, DIP-8	Agilent Technologies Inc
HCPL0500V	8-Pin SOIC 1 Mbit/s Single-Channel High Speed Transistor Output Optocoupler, 3000-Tube	onsemi
HCPL-4503-560	1 Channel Logic Output Optocoupler, 1 Mbps, 0.300 Inch, Surface Mount, DIP-8	Avago Technologies
HCPL-0500V	1 Channel Logic Output Optocoupler, 1 Mbps, Lead-Free, SOIC-8	Rochester Electronics LLC
HCNW4502E	1 Channel Logic Output Optocoupler, 1 Mbps, 0.400 Inch, Lead-Free, DIP-8	Avago Technologies
SFH6325	Logic IC Output Optocoupler, 2-Element, 5300V Isolation, 1 Mbps, Plastic, DIP-8	Infineon Technologies AG
HCPL-5701#200	Logic IC Output Optocoupler, 1-Element, 1500V Isolation, 0.1 Mbps, Hermetic Sealed, Ceramic, DIP-8	Agilent Technologies Inc

6N136 Utilizations

Practical in Line Receivers

The 6N136 optocoupler finds substantial use in line receivers. It efficiently manages high-speed data transmission, minimizing signal distortion and upholding signal integrity over long distances. By leveraging its capabilities, environments where signal reliability is serious greatly benefit. This optoelectronic device plays a remarkable role in enhancing communication systems, ensuring robust data transfer in telecommunication infrastructures, and preserving operational efficiency in complex networks. Field applications have shown that the 6N136 can significantly reduce noise interference. In industrial settings with long cable runs, it excellently maintains signal fidelity.

Replacement for Pulse Transformers

The 6N136 optocoupler serves as an optimal replacement for traditional pulse transformers, offering advantages like size reduction, enhanced reliability, and improved efficiency. By swapping out pulse transformers with 6N136, systems see enhanced performance and reduced electromagnetic interference. This shift towards more compact and efficient electronic architectures emphasizes the trend in electronics towards miniaturization and enhanced performance standards. Implementations in various electronic circuits show 6N136 not only saves physical space but also boosts overall system dependability.

Interfaces with CMOS, LSTTL, and TTL

One of the standout features of the 6N136 is its seamless interfacing with CMOS, LSTTL, and TTL logic families. This versatility makes it a key component in diverse digital circuits. By bridging the compatibility gap between different logic standards, it simplifies circuit design and improves operational flexibility. You can use the 6N136 to address compatibility issues between various digital logic families, streamlining designs and reducing complexity. Its efficiency in interfacing with multiple logic levels has led to widespread adoption in integrated circuit design.

Wide Bandwidth Analog Coupling Utility

The 6N136 optocoupler proves invaluable for wide bandwidth analog coupling. With high-speed response and low distortion characteristics, it ensures accurate signal transmission across broad frequency ranges. In fields requiring precise analog signal reproduction, such as audio processing and high-speed data acquisition, its performance is mostly notable.

6N136 Packaging

About Vishay

Vishay is a leading provider specializing in discrete semiconductors (diodes, MOSFETs, optoelectronics) and passive components (resistors, inductors, capacitors). Their components find use in diverse sectors, including industrial, computing, automotive, consumer electronics, telecommunications, military, aerospace, and medical applications.

Vishay's discrete semiconductors and passive components are basic to modern technological devices. In the industrial sector, their products contribute to the reliability and efficiency of machinery and automation systems. For computing, Vishay supplies components foundational to both consumer electronics and enterprise-level servers. These elements ensure performance, stability, and the precision miniaturization of devices, catering to the ever-growing demands of technology.

Vishay's components also influence the advancing world of electric vehicles (EVs) and advanced driver-assistance systems (ADAS). Their MOSFETs and diodes are key to battery management systems and propulsion inverters, enhancing efficiency and reliability. In consumer electronics, Vishay's optoelectronics contribute to the miniaturization and energy efficiency of devices, providing you with a richer experience and ensuring device longevity. Telecommunications infrastructure is heavily dependent on Vishay's capacitors and inductors for maintaining signal integrity and power management. These components support high-speed data transmission and robust network performance, used for meeting the escalating demand for seamless bandwidth and connectivity in our interconnected world.

Datasheet PDF

HCPL0500V Datasheets:

HCPL045x,50x,53x.pdf

HCPL045x,50x,53x.pdf

Frequently Asked Questions [FAQ]

1. What is the difference between 6N135 and 6N136 optocoupler devices?

The 6N135 features an 850nm AlGaAs LED. Includes an integrated detector with a photodiode, linear op-amp, and Schottky clamped triode. Provides high-speed operation at 10MBd. Requires minimal input current, specifically 5mA. In contrast, the 6N136 has a high-level infrared LED. Incorporates a photosensitive transistor. Is recognized for robust anti-interference capabilities. Offers high-isolation voltage and superior TTL compatibility. When deciding between these two, the 6N135 shines in data communication with its rapid response and efficient power usage, ideal for environments where speed and efficiency coax precision. On the flip side, the 6N136 becomes indispensable in industrial or medical applications, where isolation and interference rejection maintain the integrity of the operation over time.

2. What is the difference between 6N137 and 6N136?

While the 6N137 and 6N136 serve similar purposes in opto-isolation. The 6N137 boasts a higher maximum speed of 10MBd. It operates within a narrower supply voltage range. Conversely, the 6N136 has a broader voltage tolerance. It operates at a lower speed of 1MBd. Thus, the 6N137 is perfect for cutting-edge communication systems requiring rapid data transfer, whereas the 6N136 adapts well to scenarios with varying power supplies, striking a balance between speed and versatility.

3. What Speed Does 6N136 Offer?

The 6N136 is tailored for high-speed operations, evident in its typical propagation delay of 0.5 microseconds with a load resistance of 1.9Ω. This enables it to support high-speed digital communication interfaces, reaching baud rates upwards of 500k, significantly outstripping standard devices such as the 4N25 or TILI17. However, achieving such performance in practical applications demands meticulous attention to circuit design and layout. Ensuring these fine details helps mitigate any potential signal degradation, securing the high-speed capability promised by the 6N136.