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HomeProductsSensors, TransducersOptical Sensors - PhototransistorsTEST2600
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TEST2600 - Vishay Semiconductor Opto Division

Manufacturer Part Number
TEST2600
Manufacturer
Vishay Semiconductor - Opto Division
Allelco Part Number
32D-TEST2600
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
138,680 pcs available, New & Original
Parts Description
PHOTOTRANSISTOR 850 TO 980 NM
Package
Radial, Side View
Data sheet
TEST2600.pdf

Datasheets

TEST2600.pdf

HTML Datasheet

TEST2600.pdf
RoHs Status
ROHS3 Compliant
Compare
Our certification
In stock: 138680
  • Unit Price: $0.566
  • Subtotal: $0.00

Want a better price?
Add to Cart and Submit RFQ now, we'll contact you immediately.

Quantity Unit Price Ext. Price
1+ $0.566 $0.57
10+ $0.554 $5.54
30+ $0.547 $16.41
100+ $0.54 $54.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

TEST2600 Tech Specifications
Vishay Semiconductor Opto Division - TEST2600 technical specifications, attributes, parameters and parts with similar specifications to Vishay Semiconductor Opto Division - TEST2600

Product Attribute Attribute Value
Manufacturer Vishay Semiconductor - Opto Division
Wavelength 950nm
Voltage - Collector Emitter Breakdown (Max) 70 V
Viewing Angle 60°
Series -
Power - Max 100 mW
Package / Case Radial, Side View
Product Attribute Attribute Value
Package Bulk
Orientation Universal
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Through Hole
Current - Dark (Id) (Max) 100 nA
Current - Collector (Ic) (Max) 50 mA
Base Product Number TEST2600

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8541.49.7080

Parts Introduction

TEST2600 Image
TEST2600 (1)

Manufacturer Part Number

TEST2600

Manufacturer

Vishay Semiconductor - Opto Division

Introduction

The TEST2600 is a high-performance phototransistor sensor designed for a wide range of applications.

Product Features and Performance

Wide operating temperature range of -40°C to 85°C

High collector current of up to 50 mA

Collector-emitter breakdown voltage of up to 70 V

Sensitive to 950nm wavelength light

Wide viewing angle of 60°

Maximum power dissipation of 100 mW

Product Advantages

Robust and reliable construction for industrial and commercial use

Excellent sensitivity and responsiveness to infrared light

Versatile mounting options with through-hole design

Compliant with RoHS3 environmental regulations

Key Technical Parameters

Collector current (max): 50 mA

Collector-emitter breakdown voltage (max): 70 V

Wavelength: 950 nm

Viewing angle: 60°

Power dissipation (max): 100 mW

Dark current (max): 100 nA

Quality and Safety Features

RoHS3 compliant for environmental responsibility

Rigorous testing and quality control measures

Compatibility

Universal orientation for easy installation

Suitable for a wide range of sensor and control applications

Application Areas

Industrial automation and control systems

Security and surveillance systems

Robotics and motion detection

Optical communication and data transmission

Product Lifecycle

Current production model with no immediate plans for discontinuation

Replacement or upgrade options may be available in the future

Key Reasons to Choose This Product

Exceptional performance and sensitivity in a compact, through-hole package

Wide operating temperature range for versatile deployment

Robust construction and RoHS3 compliance for reliability and environmental responsibility

Versatile compatibility and application potential in various industries

Frequently Asked Questions(FAQ)

What are the key performance trade-offs when selecting the TEST2600 phototransistor for high-speed optical detection applications?
The TEST2600 offers a peak sensitivity at 950nm with a 60° viewing angle, which is advantageous for directional light sensing in radial configurations. However, its dark current of up to 100 nA and collector current limit of 50 mA impose constraints on signal-to-noise ratio and maximum output drive capability. Designers must balance these parameters against application-specific speed requirements, as higher gain may reduce bandwidth, potentially limiting use in fast-switching or high-frequency modulation scenarios unless external amplification is implemented.
How does the TEST2600 compare to standard photodiodes in terms of responsivity and noise characteristics for low-light infrared applications?
Compared to typical photodiodes, the TEST2600 provides higher responsivity due to internal current gain from its phototransistor structure, making it more sensitive in low-light conditions around 950nm. However, this comes at the cost of increased dark current (up to 100 nA) and slower response time. For applications requiring minimal noise and high linearity, such as precision analog detection, a photodiode paired with an op-amp might be preferable, whereas the TEST2600 suits digital or switching applications where moderate speed and higher sensitivity are prioritized.
Can the TEST2600 be reliably used in ambient light environments near 950nm without significant interference?
Yes, the TEST2600’s spectral response peaks sharply around 950nm, which helps reject broader ambient light spectra. However, strong nearby IR sources—such as sunlight filtered through bandpass optics or other LED emitters operating near 950nm—can still saturate or overwhelm the sensor. Implementing narrow-band optical filters centered at 950nm is recommended to minimize false triggering and improve signal integrity in outdoor or brightly lit indoor settings.
What layout considerations are critical when mounting the TEST2600 in a through-hole PCB design?
Given its radial, side-view package and universal orientation, the TEST2600 allows flexible alignment with light incidence. However, mechanical stress on the leads during soldering can affect performance, so hand-soldering should be minimized. A low-temperature solder profile and controlled reflow are advised to avoid thermal damage. Additionally, the 60° viewing angle implies that precise positioning relative to the light source path is essential to maintain consistent detection across varying assembly tolerances.
Is the TEST2600 suitable for use in battery-powered devices where power consumption is a concern?
While the TEST2600 itself consumes no static power when inactive, its collector-emitter breakdown voltage is rated at 70 V, and it can draw up to 50 mA during conduction. In low-power designs, driving this device continuously at full capacity would drain batteries quickly. Therefore, it should be operated in pulsed or interrupt-driven modes with appropriate series resistors to limit average current, ensuring compatibility with energy-constrained systems.
How does temperature variation between -40°C and 85°C affect the dark current and gain of the TEST2600?
Dark current typically increases exponentially with temperature; at elevated temperatures near 85°C, the upper limit of 100 nA could rise significantly due to intrinsic carrier generation. This may degrade signal-to-noise ratio in low-level detection tasks. Similarly, transistor gain can vary with temperature, affecting output swing and threshold behavior. Designers should derate the circuit to account for worst-case thermal conditions, possibly incorporating feedback mechanisms or calibration routines if stable performance across the full operating range is required.
What is the impact of using the TEST2600 without proper shielding in industrial environments with EMI/RFI noise?
Although the TEST2600 is not inherently immune to electromagnetic interference, its primary susceptibility stems from the semiconductor junction rather than conducted noise. However, long lead lengths or unshielded traces can act as antennas, coupling RF into the base circuit and causing spurious outputs. Proper grounding, short lead routing, and inclusion of bypass capacitors near the collector supply help mitigate such effects, especially in electrically noisy environments like motor drives or switch-mode power supplies.
Can multiple TEST2600 units be paralleled to increase photocurrent output?
Paralleling TEST2600 phototransistors is generally not recommended without careful matching of individual sensitivities and gains, as slight manufacturing variations can cause uneven current distribution. Even small mismatches may lead to one device dominating while others remain underutilized. Instead, consider using a single unit with an external emitter-follower buffer or optocoupler driver to amplify output without relying on parallel operation.
Does the RoHS3 compliance of the TEST2600 introduce any limitations in hazardous material handling during manufacturing?
No. RoHS3 compliance means the TEST2600 contains no restricted substances above regulatory thresholds, simplifying compliance documentation and reducing risk during assembly. There are no special handling procedures beyond standard ESD precautions. The component is REACH unaffected and classified under ECCN EAR99, indicating unrestricted export potential and straightforward supply chain management.
How does the MSL rating of 1 influence storage and shelf life expectations for bulk-packaged TEST2600 components?
With an Moisture Sensitivity Level of 1, the TEST2600 has unlimited shelf life under normal dry storage conditions and requires no baking before soldering. This simplifies inventory management and reduces processing steps in high-volume production, making it ideal for just-in-time manufacturing strategies without added reliability concerns related to moisture absorption.

Parts with Similar Specifications

The three parts on the right have similar specifications to Vishay Semiconductor Opto Division TEST2600

Product Attribute TEST2600 TEST-C TEST-D TESVA1C106M
Part Number TEST2600 TEST-C TEST-D TESVA1C106M
Manufacturer Vishay Semiconductor Opto Division OptiFuse OptiFuse NEC
Current - Dark (Id) (Max) 100 nA - - -
Wavelength 950nm - - -
Operating Temperature -40°C ~ 85°C (TA) - - -
Power - Max 100 mW - - -
Orientation Universal - - -
Base Product Number TEST2600 - - -
Mounting Type Through Hole - - -
Current - Collector (Ic) (Max) 50 mA - - -
Package Bulk - - -
Package / Case Radial, Side View - - -
Series - - - -
Viewing Angle 60° - - -
Voltage - Collector Emitter Breakdown (Max) 70 V - - -

TEST2600 Datasheet PDF

Download TEST2600 pdf datasheets and Vishay Semiconductor Opto Division documentation for TEST2600 - Vishay Semiconductor Opto Division.

Datasheets
TEST2600.pdf
HTML Datasheet
TEST2600.pdf

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Customer Reviews

Evaluation: 10 Articles

  • Dani***alkerTech
    Jun 1, 2026

    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

  • Yuki***aka88
    May 26, 2026

    信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

  • Stev***aker
    May 20, 2026

    Solid diode for power rectification. Works well in switching circuits.

  • Bran***Lewis
    May 11, 2026

    Compact FPGA with good performance. Suitable for basic signal processing tasks.

  • Oliv***arris
    May 7, 2026

    Reliable I/O expander. Works well in embedded control applications.

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

  • Daic***K.
    Mar 23, 2026

    Very good. No issue after long time testing.

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
  • QC (Quality Warranty)
  • Payment Support
  • Packaging
  • Certifications & Memberships

QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.


Strict quality inspection builds a solid foundation for electronic component quality.
  1. Visual inspection
  2. Performance testing and reliability verification
  3. Standardized full-process testing
  4. Precise control of every parameter
We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.
Quality Inspection
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Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.
  • HKBea
  • Paypal
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  • Western-Union
  • VISA
Stable Delivery, Sincere Partnership — Your Faithful Supply Chain Partner
  • Efficient Supply Management
  • Cost-Saving Procurement
  • Fast Sourcing & Delivery
Contact us if you have any questions.

Packaging

Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.


ESD

Certifications & Memberships

Third-party certified, strict quality control. Our certification
  • ISO 9001: 2015
  • ISO 13485: 2016
  • ISO 14001: 2015
  • ISO 28000: 2007
  • ISO 45001: 2018
  • GB/T 27922-2011
  • SMTA
  • IPC
  • ESD
  • PSMA
TEST2600 Image

TEST2600

Vishay Semiconductor Opto Division
32D-TEST2600

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

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