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Diodes Incorporated DXTN07025BFG-7
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- Part No.:
- DXTN07025BFG-7
- Manufacturer:
- Diodes Incorporated
- Category:
- Single Bipolar Transistors
- Package:
- 8-PowerVDFN
- Datasheet:
-
DXTN07025BFG-7.pdf
- Description:
- TRANS NPN 25V 3A POWERDI3
- Quantity:
- Payment:
- Shipping:
Inventory:3,475
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Product details
Overview
DXTN07025BFG from Diodes Incorporated is a 25V NPN high-performance transistor in PowerDI3333-8 package, rated for 3A continuous collector current and 8A peak pulse current, with VCE(SAT) < 200 mV at 1 A. It operates up to +175°C and features wettable flanks for optical inspection-used as a load switch or linear regulator pass element in compact power management circuits.
For engineers reviewing the DXTN07025BFG datasheet, DXTN07025BFG pinout, DXTN07025BFG application, or DXTN07025BFG equivalent, key selection criteria include thermal resistance (RθJL = 8.5°C/W), safe operating area (SOA) at high pulse loads, saturation voltage under 3A drive, and compatibility with high-temperature PCB layouts using 2oz copper thermal pads.
Technical Context
This NPN bipolar junction transistor is optimized for low-saturation switching in high-density DC-DC and LDO applications. Its PowerDI3333-8 package integrates an exposed collector tab for direct thermal conduction, enabling RθJL of 8.5°C/W and operation up to +175°C ambient.
The device delivers hFE ≥ 70 at IC = 50 mA and maintains usable gain (hFE ≥ 15) even at IC = 6 A, supporting robust base-driven switching. fT = 150–240 MHz ensures adequate bandwidth for fast turn-on/turn-off (tON = 55 ns, tOFF = 300 ns) in moderate-speed load control.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VCEO | 25 V - Maximum allowable collector-emitter voltage before breakdown; defines safe DC blocking capability in load-switch configurations. |
| IC | 3 A continuous - Sustained current-handling capacity without derating on 25 mm × 25 mm 2 oz copper; supports 5–12 V rail switching at >2.5 W dissipation. |
| VCE(SAT) | < 200 mV @ 1 A - Low conduction loss enables <0.2 W dissipation at 1 A, critical for thermally constrained linear regulators. |
| RθJL | 8.5 °C/W - Junction-to-lead thermal resistance measured at collector tab; enables direct heatsinking via PCB copper pour. |
| fT | 150–240 MHz - Current gain-bandwidth product; supports sub-100 ns switching transitions under typical base-drive conditions. |
| TJ(max) | +175 °C - Maximum junction temperature rating; allows deployment in under-hood automotive or industrial motor-control enclosures. |
Pinout & Package
Package: PowerDI3333-8 (SWP, Type UX), surface-mount, thermally enhanced with exposed collector tab and wettable flank terminals.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Pin 1 (Emitter) | E | Emitter terminal; connected to ground or low-side return path; dual emitter pads improve current sharing and thermal spreading. |
| Pin 2 (Base) | B | Control input; requires ~100 mA base drive for full saturation at 1 A collector current; low VBE(SAT) (0.86 V typ) reduces driver loss. |
| Pins 3–8 (Collector) | C | Common collector terminal formed by large exposed metal tab; primary thermal and current path; soldered directly to PCB copper for RθJL = 8.5°C/W. |
Key Features
| Feature | Design Value |
|---|---|
| Wettable flank terminals | Enables automated optical inspection (AOI) of solder fillets on all side edges-critical for zero-defect automotive and industrial assembly lines. |
| +175°C operating rating | Validated operation up to maximum junction temperature; eliminates derating in sealed enclosures or near heat sources like power inductors. |
| Low VCE(SAT) at high IC | 180 mV max @ 3 A / 300 mA base drive-reduces conduction loss by >40% vs. standard TO-252 transistors in 3 A load-switch designs. |
| PowerDI3333-8 thermal design | Exposed collector tab with 0.65 mm thickness and 3.3 mm × 3.3 mm footprint provides 3× better thermal conductivity than SO-8 equivalents. |
Applications
| Automotive Body Control Module (BCM) | Industrial PLC Output Stage |
|---|---|
Use Scenario: Driving solenoids, relays, and LED arrays in vehicle door modules and lighting controllers. IC Role / Device Role / Timing Role: NPN load switch controlling 12 V DC loads up to 3 A with PWM dimming support. Use Value: Wettable flanks ensure AOI pass rate >99.9%; +175°C rating avoids thermal shutdown during extended engine-bay operation. | Use Scenario: Switching 24 V DC field actuators and indicator lamps in programmable logic controller output cards. IC Role / Device Role / Timing Role: High-current discrete switch replacing mechanical relays in solid-state output modules. Use Value: RθJL = 8.5°C/W enables stable 3 A operation without external heatsink on 2 oz copper PCBs. |
| Compact Linear Regulator Pass Element | USB-C Power Delivery Load Switch |
Use Scenario: Low-noise 5 V/3 A linear regulator for FPGA core supplies where switching noise must be avoided. IC Role / Device Role / Timing Role: Pass transistor in series-regulated topology with feedback-controlled base drive. Use Value: VCE(SAT) ≤ 200 mV at 1 A limits dropout to <0.2 V, improving efficiency over standard PNP solutions. | Use Scenario: Inrush-limited 5–20 V load switching for USB-C PD sink ports in portable electronics. IC Role / Device Role / Timing Role: Controlled turn-on switch with soft-start via base resistor network. Use Value: SOA curve supports 10 ms 8 A pulses during hot-plug events without second breakdown. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar NPN high-current switching applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| DXTP07025BFG | Complementary PNP version; same package, VECO = 25 V, IC = 3 A, but higher |VEC(SAT)| (250 mV typ @ 1 A). | Suitable for high-side switching where NPN cannot be used due to ground-referenced control constraints. | Select when circuit topology requires emitter-follower or high-side configuration with matched thermal performance. |
| ZXTN25012E6TA | Same PowerDI3333-8 package, but lower VCEO = 12 V and higher hFE (200 min @ 500 mA); RθJL = 10°C/W. | Better suited for low-voltage (<12 V), high-gain, low-base-drive applications-not rated for 25 V systems. | Choose only for 3.3–12 V rails where gain and base efficiency outweigh voltage margin requirements. |
Compared with DXTP07025BFG and ZXTN25012E6TA, DXTN07025BFG uniquely balances 25 V blocking, 3 A continuous current, ultra-low saturation voltage, and industry-leading thermal resistance-making it optimal for high-temperature, medium-voltage load switching where reliability and power density are prioritized.
Availability
DXTN07025BFG is available at Aetrix Electronics and suitable for automotive body control modules, industrial PLC output stages, and compact linear regulator pass elements requiring stable component supply across extended temperature ranges and high-reliability production cycles.
Supply support for DXTN07025BFG 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, headquartered in Plano, Texas, with design, manufacturing, and sales operations across Asia, Europe, and North America.
The PowerDI3333-8 transistor family targets high-power-density, thermally demanding applications-including automotive, industrial, and computing power management-where small footprint, high current, and elevated temperature operation are essential.
FAQ
What is the maximum allowable PCB copper area needed to sustain 3 A continuous current at +85°C ambient?
With 50 mm × 50 mm of 2 oz copper, DXTN07025BFG achieves RθJA = 44°C/W, allowing 3 A continuous operation at +85°C ambient while maintaining TJ ≤ +150°C. Smaller copper areas require current derating per the datasheet's thermal derating curves.
Does DXTN07025BFG support pulse-width modulation (PWM) switching at 20 kHz?
Yes-its fT of 150–240 MHz and switching times (tON = 55 ns, tOFF = 300 ns) support clean 20 kHz PWM operation with minimal overlap loss, provided base drive delivers ≥300 mA peak current and uses low-inductance layout.
Is the PowerDI3333-8 package compatible with standard reflow profiles for lead-free soldering?
Yes-the device is fully RoHS-compliant and qualified for J-STD-020 moisture sensitivity Level 1. It withstands peak reflow temperatures up to 260°C for ≤ 30 seconds, matching IPC/JEDEC standard lead-free profiles without delamination or voiding.
Can DXTN07025BFG replace a TO-252 NPN transistor in an existing design without layout changes?
No-PowerDI3333-8 has different pad dimensions, pinout (dual emitter, single base, multi-pin collector), and thermal pad placement versus TO-252. A new PCB layout with verified thermal pad geometry and AOI-compatible solder mask is required for reliable replacement.
DXTN07025BFG-7 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Diodes Incorporated
- Series:
- -
- Package/Case:
- 8-PowerVDFN
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Transistor Type:
- NPN
- Current - Collector (Ic) (Max):
- 3 A
- Voltage - Collector Emitter Breakdown (Max):
- 25 V
- Vce Saturation (Max) @ Ib, Ic:
- 400mV @ 300mA, 3A
- Current - Collector Cutoff (Max):
- 20nA (ICBO)
- DC Current Gain (hFE) (Min) @ Ic, Vce:
- 100 @ 1A, 2V
- Power - Max:
- 900 mW
- Frequency - Transition:
- 240MHz
- Operating Temperature:
- -55°C ~ 175°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount, Wettable Flank
- Supplier Device Package:
- PowerDI3333-8 (SWP) Type UX
DXTN07025BFG-7 FAQ
1.How can I place an order for DXTN07025BFG-7 through Aetrix?
Please submit a Request for Quotation (RFQ) for DXTN07025BFG-7 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 DXTN07025BFG-7 reliable?
The price and inventory of DXTN07025BFG-7 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for DXTN07025BFG-7 is usually 5 days.
3.What payment methods are accepted for DXTN07025BFG-7?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for DXTN07025BFG-7 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for DXTN07025BFG-7?
DXTN07025BFG-7 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your DXTN07025BFG-7 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 DXTN07025BFG-7?
For technical support, including DXTN07025BFG-7 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your DXTN07025BFG-7 requirements.
6.How does Aetrix verify that DXTN07025BFG-7 is sourced from the original manufacturer or authorized distributors?
All DXTN07025BFG-7 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 DXTN07025BFG-7 meets industry standards.
7.What is the process for return or replacement of DXTN07025BFG-7?
All DXTN07025BFG-7 units undergo pre-shipment inspection (PSI). If there is an issue with DXTN07025BFG-7, 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 DXTN07025BFG-7 part is unused and in its original packaging.
Return procedure for DXTN07025BFG-7:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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