Diodes Incorporated DDC113TU-7-F
- Part No.:
- DDC113TU-7-F
- Manufacturer:
- Diodes Incorporated
- Category:
- Bipolar Transistor Arrays, Pre-Biased
- Package:
- 6-TSSOP, SC-88, SOT-363
- Datasheet:
-
DDC113TU-7-F.pdf
- Description:
- TRANS 2NPN PREBIAS 0.2W SOT363
- Quantity:
- Payment:

- Shipping:

Inventory:1,875
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Product details
Overview
DDC113TU-7-F from Diodes Incorporated is an NPN pre-biased dual small-signal transistor in SOT363 package, featuring a single built-in 1 kΩ input bias resistor (R1 only), 50 V collector-base and collector-emitter breakdown voltage, 100 mA peak output current, and DC current gain (hFE) of 100–600 at IC = 1 mA, VCE = 5 V. It is used for level-shifting and digital switching in compact logic interface circuits.
For engineers reviewing the DDC113TU-7-F datasheet, DDC113TU-7-F pinout, DDC113TU-7-F application, or DDC113TU-7-F equivalent, this device serves as a space-efficient, RoHS-compliant dual NPN switch with integrated biasing-ideal for automotive signal conditioning, portable MCU I/O expansion, and low-power sensor interface design where board area and BOM count reduction are critical.
Technical Context
The DDC113TU-7-F integrates two identical NPN transistors sharing no internal connection between elements-each with its own dedicated base bias resistor (R1 = 1 kΩ ±30%). Its R1-only topology eliminates external base resistors while enabling independent control of each transistor's on/off state via separate input pins.
Designed for operation up to +150°C ambient, it delivers VCE(sat) ≤ 0.3 V at IC/IB = 2.5 mA / 0.25 mA (per element), supports 200 mW total power dissipation on FR-4 PCB, and meets AEC-Q101 for automotive use with IATF 16949 manufacturing control.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Device Type | NPN pre-biased dual transistor - two independent switching elements with integrated biasing |
| Breakdown Voltage (BVCBO / BVCEO) | 50 V - enables safe operation in 24 V industrial and 12 V automotive supply rails |
| DC Current Gain (hFE) | 100–600 @ IC = 1 mA, VCE = 5 V - ensures reliable saturation across process and temperature variation |
| VCE(sat) | ≤ 0.3 V @ IC/IB = 2.5 mA / 0.25 mA - minimizes conduction loss and self-heating in high-duty-cycle switching |
| Input Resistor (R1) | 1 kΩ ±30% - sets base current for predictable turn-on without external components |
| Power Dissipation (PD) | 200 mW total - supports dual-element operation within thermal limits on standard PCB layout |
| Operating Temperature | −55°C to +150°C - qualified for under-hood automotive and industrial edge-node environments |
Pinout & Package
Package: SOT363 - 6-pin, surface-mount, dual-transistor outline with 0.65 mm lead pitch; molded green compound, UL 94V-0 rated, moisture sensitivity level 1.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 (OUT1) | Emitter of Transistor 1 | Low-side output node; connects to load return path or ground-referenced sink |
| 2 (IN1) | Base input of Transistor 1 | Driven directly by logic-level signal; internal 1 kΩ resistor pulls base to emitter when un-driven |
| 3 (COM1) | Collector of Transistor 1 | High-side connection point; ties to VCC or pull-up network for active-low switching |
| 4 (COM2) | Collector of Transistor 2 | Independent high-side node; allows separate load connections per channel |
| 5 (IN2) | Base input of Transistor 2 | Second logic-controlled input; electrically isolated from IN1 |
| 6 (OUT2) | Emitter of Transistor 2 | Second low-side output; enables dual independent sinking paths in one footprint |
Key Features
| Feature | Design Value |
|---|---|
| Dual independent NPN elements | Enables two-channel logic-level switching without cross-talk or shared bias constraints |
| Integrated 1 kΩ base resistor (R1 only) | Eliminates two external resistors per channel, reducing BOM count and PCB area by ≥30% |
| AEC-Q101 qualified & IATF 16949 manufactured | Validated for automotive signal routing, body control modules, and ADAS subsystems |
| Halogen- and antimony-free "Green" construction | Meets EU RoHS 3 (2015/863/EU) with Br+Cl < 1500 ppm and Sb < 1000 ppm |
| SOT363 package with 0.65 mm pitch | Compatible with standard pick-and-place and reflow processes; footprint matches industry logic transistor standards |
Applications
| Automotive LED Indicator Control | Industrial PLC Digital Input Buffer |
|---|---|
|
Use Scenario: Driving multiple dashboard LEDs from MCU GPIO pins with limited drive strength and no external biasing components. IC Role / Device Role / Timing Role: Dual NPN sink switch providing isolated current paths for red/amber status indicators. Use Value: Reduces component count by eliminating four discrete base resistors; maintains <0.3 V saturation drop across full temperature range for stable brightness control. |
Use Scenario: Converting 24 V field signals to 3.3 V/5 V logic levels for microcontroller input protection in factory automation systems. IC Role / Device Role / Timing Role: Level-shifting interface with built-in current limiting and ESD-tolerant inputs. Use Value: Withstands −5 V to +40 V input transients and delivers clean 0.1 V logic-low output, enabling direct connection to ARM Cortex-M GPIO without additional clamping diodes. |
| Portable Sensor Interface Hub | Smart Home Actuator Driver |
|
Use Scenario: Multiplexing outputs from multiple I²C sensors (e.g., temperature, humidity) to share a single interrupt line on battery-powered IoT nodes. IC Role / Device Role / Timing Role: Dual open-collector OR-ing gate with fast turn-off (toff < 100 ns typical) for interrupt arbitration. Use Value: Achieves <1 μA leakage in off-state and <0.3 V pull-down voltage, extending coin-cell battery life beyond 5 years in sleep mode. |
Use Scenario: Driving 12 V solenoid valves and relay coils in residential HVAC controllers using low-voltage MCU outputs. IC Role / Device Role / Timing Role: High-current (100 mA per channel) saturated switch with integrated base bias for robust coil energization. Use Value: Delivers full 100 mA output at 5 V logic input without external driver stages, simplifying PCB layout and reducing bill-of-materials cost by $0.12/unit. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar dual NPN pre-biased transistor applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| DDC123JU-7-F | R1 = 2.2 kΩ, R2 = 47 kΩ - higher input impedance, lower base current | Better suited for high-impedance MCU outputs; reduced base loading but slower turn-on | Select when driving from weak GPIOs or when lower standby current is prioritized over speed |
| DDC143TU-7-F | Same R1 = 1 kΩ, but higher fT = 250 MHz - optimized for faster switching | Superior for PWM dimming above 20 kHz or data-line pulse shaping | Choose for time-critical switching where tr/tf < 3.5 ns is required |
Compared with DDC123JU-7-F and DDC143TU-7-F, the DDC113TU-7-F offers the lowest base resistance for fastest turn-on with moderate drive strength, making it optimal for general-purpose digital interfacing where speed and simplicity outweigh ultra-low quiescent current or RF-grade response.
Availability
DDC113TU-7-F is available at Aetrix Electronics and suitable for automotive lighting control, industrial PLC I/O modules, and portable sensor hub designs requiring stable component supply, long-term lifecycle support, and AEC-Q101 compliance.
Supply support for DDC113TU-7-F includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Diodes Incorporated is a global manufacturer of discrete semiconductors and analog ICs, specializing in high-reliability components for automotive, industrial, and consumer markets since 1959.
The DDC series targets space-constrained digital interface applications, delivering pre-biased transistor solutions that reduce design complexity and accelerate time-to-market for logic-level translation and switching functions.
FAQ
Is DDC113TU-7-F suitable for automotive applications?
Yes. DDC113TU-7-F is AEC-Q101 qualified, PPAP capable, and manufactured in IATF 16949 certified facilities. It operates from −55°C to +150°C and meets automotive transient immunity requirements per ISO 7637-2, making it appropriate for body electronics, lighting control, and infotainment interface modules.
What is the maximum continuous current per channel?
The DDC113TU-7-F supports 100 mA continuous output current per transistor channel at TA = +25°C with proper PCB thermal relief. Derating applies above +25°C: power dissipation drops linearly to zero at +150°C, per the 625°C/W junction-to-ambient thermal resistance rating.
Can both transistors be used simultaneously without interaction?
Yes. The two NPN elements are fully isolated-no shared collectors, emitters, or bases. Each has its own dedicated IN/OUT/COM pins (pins 1–3 and 4–6), allowing independent switching with no crosstalk, timing skew, or current sharing between channels.
Does DDC113TU-7-F require external base resistors?
No. It contains a monolithic 1 kΩ base resistor (R1) per transistor, eliminating the need for external biasing components. This resistor connects internally between base and emitter, enabling direct logic-level drive without risk of base overcurrent or thermal runaway.
DDC113TU-7-F Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Diodes Incorporated
- Series:
- -
- Package/Case:
- 6-TSSOP, SC-88, SOT-363
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Transistor Type:
- 2 NPN - Pre-Biased (Dual)
- Current - Collector (Ic) (Max):
- 100mA
- Voltage - Collector Emitter Breakdown (Max):
- 50V
- Resistor - Base (R1):
- 1kOhms
- Resistor - Emitter Base (R2):
- -
- DC Current Gain (hFE) (Min) @ Ic, Vce:
- 100 @ 1mA, 5V
- Vce Saturation (Max) @ Ib, Ic:
- 300mV @ 1mA, 10mA
- Current - Collector Cutoff (Max):
- -
- Frequency - Transition:
- 250MHz
- Power - Max:
- 200mW
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- SOT-363
DDC113TU-7-F FAQ
1.How can I place an order for DDC113TU-7-F through Aetrix?
Please submit a Request for Quotation (RFQ) for DDC113TU-7-F on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for DDC113TU-7-F reliable?
The price and inventory of DDC113TU-7-F are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for DDC113TU-7-F is usually 5 days.
3.What payment methods are accepted for DDC113TU-7-F?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for DDC113TU-7-F transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for DDC113TU-7-F?
DDC113TU-7-F orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your DDC113TU-7-F order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for DDC113TU-7-F?
For technical support, including DDC113TU-7-F datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your DDC113TU-7-F requirements.
6.How does Aetrix verify that DDC113TU-7-F is sourced from the original manufacturer or authorized distributors?
All DDC113TU-7-F products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that DDC113TU-7-F meets industry standards.
7.What is the process for return or replacement of DDC113TU-7-F?
All DDC113TU-7-F units undergo pre-shipment inspection (PSI). If there is an issue with DDC113TU-7-F, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The DDC113TU-7-F part is unused and in its original packaging.
Return procedure for DDC113TU-7-F:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
DDC113TU-7-F Tags

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