PDTD114EU Nexperia Transistor RET NPN (SOT23 (3-Pin)) In Stock
Nexperia PDTD114EU is a single NPN digital transistor with built-in 10 kΩ/10 kΩ bias resistors in a compact SOT-323 package, rated at 50 V and 0.5 A. Minimum DC current gain (hFE) of 70 enables direct logic-level drive without external resistors. Available in stock worldwide with fast shipping.
- Manufacturer
- Nexperia
- Package
- SOT23 (3-Pin)
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- PDTD114EU Datasheet PDF
- Category
- Transistor RET NPN
- Temp Range
- -55.0°C to 175.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of PDTD114EU?
- Integrated 10 kΩ/10 kΩ bias resistor network (ratio 1:1) eliminates external base resistors, reducing BOM count and PCB footprint
- 50 V collector-emitter voltage and 0.5 A collector current rating cover a wide range of switching and load control applications
- Ultra-compact SOT-323 (SC-70) package with 3 pins occupies minimal PCB area, ideal for space-constrained consumer and industrial designs
What is PDTD114EU used for?
The PDTD114EU is ideal for logic-level switching applications such as microcontroller-driven relay drivers, LED on/off controls, and signal inversion circuits where direct GPIO interface without external base resistors is required. Its 50 V, 0.5 A ratings support small actuator switching in home automation, portable consumer electronics, and industrial sensor interfaces. The SOT-323 package allows dense placement in multi-channel switching arrays on compact PCBs for wearables, IoT modules, and handheld instruments.
What are the specifications of PDTD114EU?
| Date Of Intro | 2017-02-17 |
| YTEOL | 7 |
| Additional Feature | BUILT IN BIAS RESISTANCE RATIO IS 1 |
| Collector Current-Max (IC) | 0.5A |
| Collector-Base Capacitance-Max | 7pF |
| Collector-Emitter Voltage-Max | 50V |
| Configuration | SINGLE WITH BUILT-IN RESISTOR |
| DC Current Gain-Min (hFE) | 70 |
| JESD-30 Code | R-PDSO-G3 |
| Number of Elements | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Polarity/Channel Type | NPN |
| Power Dissipation-Max (Abs) | 0.425W |
| Reference Standard | IEC-60134 |
| Surface Mount | YES |
| Terminal Form | GULL WING |
| Terminal Position | DUAL |
| Transistor Application | SWITCHING |
| Transistor Element Material | SILICON |
| Transition Frequency-Nom (fT) | 225MHz |
| VCEsat-Max | 0.1V |
| Package | SOT23 (3-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| Country of Origin | Malaysia |
Where can I find the PDTD114EU datasheet?
PDTD114EU Datasheet DownloadOfficial datasheet from Nexperia
What are equivalent replacements for PDTD114EU?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What do the built-in 10 kΩ/10 kΩ resistors in the PDTD114EU allow in circuit design?
The integrated 10 kΩ input resistor and 10 kΩ base-emitter resistor (R1/R2 ratio of 1) allow direct connection to 3.3 V or 5 V logic outputs without external base resistors, simplifying PCB layout. With a minimum hFE of 70, the PDTD114EU switches into saturation from a 3.3 V GPIO at currents as low as 0.33 mA, which most microcontrollers can comfortably source.
What is the collector-emitter voltage limit of the PDTD114EU, and how does it fit relay or solenoid switching?
With a maximum VCE of 50 V, the PDTD114EU can switch inductive loads such as 12 V or 24 V relays and solenoids when a flyback diode is added across the coil. At 0.5 A maximum collector current, it supports relay coils drawing up to 100 mA to 500 mA, covering most latching and non-latching PCB relay designs used in automation and HVAC control boards.
How does the SOT-323 package size of the PDTD114EU compare to standard SOT-23, and why does it matter for dense PCB layouts?
The SOT-323 package measures approximately 2.0 mm × 2.1 mm, roughly 40% smaller in footprint area than the standard SOT-23 at 2.9 mm × 1.3 mm, enabling tighter placement in multi-channel switching arrays. This size advantage allows designers to fit 8 or more PDTD114EU transistors in the area that standard SOT-23 packages would need for 5, significantly increasing switching density on IoT and wearable PCBs.
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