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Home > Products > Discrete Semiconductor Products > Transistors > Bipolar (BJT) > Single Bipolar Transistors

Diodes Incorporated ZXTN10150DZTA

Name: ZXTN10150DZTA
Brand: Diodes Incorporated
SKU: ZXTN10150DZTA
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: ZXTN10150DZTA

Manufacturer:: Diodes Incorporated

Category:: Single Bipolar Transistors

Package:: TO-243AA

Datasheet:: ZXTN10150DZTA.pdf

Description:: TRANS NPN 150V 1A SOT-89-3

Quantity:: RFQ Add To RFQ list

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Inventory:1,088

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Product details

Overview

ZXTN10150DZTA from Diodes Incorporated is a 150V NPN bipolar junction transistor optimized for LED TV backlight driving, featuring V_CEO = 150 V, continuous collector current I_C = 1 A, DC current gain h_FE ≥ 100 at I_C = 150 mA / V_CE = 0.25 V, and SOT-89 surface-mount package with thermal resistance R_θJL = 6.36 °C/W.

For engineers reviewing the ZXTN10150DZTA datasheet, ZXTN10150DZTA pinout, ZXTN10150DZTA application, or ZXTN10150DZTA equivalent, key selection criteria include high-voltage switching capability (150 V), robust pulsed current handling (I_CM = 3 A), low saturation voltage (V_CE(sat) ≤ 0.95 V @ I_C = 150 mA), and AEC-Q101 qualification for automotive-grade reliability.

Technical Context

This NPN transistor operates as a high-voltage linear or switched-mode current sink in constant-current LED driver stages. Its 150 V V_CEO rating enables direct connection to boosted backlight supplies up to 120 V, while its 1 A continuous current supports multi-string configurations.

The device delivers fast switching performance with t_r = 562 ns and t_f = 52 ns under specified test conditions (V_CC = 110 V, I_C = 150 mA), and exhibits f_T = 135 MHz, confirming suitability for high-frequency PWM dimming control loops.

Key Specifications

Parameter	Value and Actual Design Meaning
V_CEO	150 V - Supports operation in LED boost converter outputs up to 120 V with safety margin.
I_C (cont)	1 A - Enables driving of 3–5 parallel LED strings at 200–300 mA each in TV backlight modules.
h_FE	100 min @ I_C = 150 mA - Ensures stable base drive design with low IB overhead in linear regulation mode.
V_CE(sat)	0.95 V max @ I_C = 150 mA - Limits conduction loss to <143 mW per transistor, critical for thermal management in sealed enclosures.
R_θJL	6.36 °C/W - Enables efficient heat transfer to PCB copper pour, supporting >1 W dissipation with minimal temperature rise.
f_T	135 MHz - Validates adequate bandwidth for closed-loop PWM dimming feedback up to 100 kHz.
t_f	52 ns @ V_CE(ON) = 4 V - Reduces switching transition losses during high-frequency dimming cycles.

Pinout & Package

Package: SOT-89-3L, surface-mount plastic case with matte tin terminals, UL 94V-0 rated, moisture sensitivity level 1.

Pin/Terminal	Circuit Role	Design Meaning
Pin 1 (Emitter)	Current return path	Connected to ground or current-sense resistor; lowest impedance terminal for thermal and electrical return.
Pin 2 (Base)	Control input	Receives TTL- or CMOS-compatible drive; requires ~1.5 mA base current for full saturation at 150 mA collector load.
Pin 3 (Collector)	High-side current output	Connected to LED anode string; handles full 150 V reverse bias when off and 1 A forward current when on.

Key Features

Feature	Design Value
AEC-Q101 qualified	Validated for automotive display backlighting with extended temperature range (−55 °C to +150 °C) and HTOL stress testing.
150 V breakdown rating	Enables single-transistor solution for LED strings powered from 100–120 V boost rails without cascaded devices.
Low R_θJL = 6.36 °C/W	Allows >1 W power dissipation using standard 25 mm × 25 mm FR4 PCB copper area, eliminating need for heatsinks.
Lead-free & halogen-free	Complies with RoHS Directive 2011/65/EU and JEDEC J-STD-020 moisture sensitivity Level 1 for reflow compatibility.

Applications

LED TV Backlight Driver

Automotive Display Backlight

Use Scenario: Constant-current switching stage in 4K UHD TV backlight units with 100–120 V boost supply.

IC Role / Device Role / Timing Role: High-voltage NPN switch controlling LED string current via PWM or analog dimming.

Use Value: 150 V V_CEO eliminates need for series-connected transistors; 1 A I_C supports 4-string 250 mA configuration.

Use Scenario: Rear-seat entertainment display backlight in vehicles operating across −40 °C to +85 °C ambient.

IC Role / Device Role / Timing Role: AEC-Q101-qualified current sink for segmented LED arrays requiring long-term reliability.

Use Value: Qualified operation up to +150 °C junction temperature ensures stability under dashboard thermal stress.

Industrial Panel Lighting

Commercial Signage Driver

Use Scenario: High-brightness panel lighting for factory HMIs where EMI and thermal constraints limit switching frequency.

IC Role / Device Role / Timing Role: Linear or quasi-resonant current regulator minimizing conducted noise in EMC-sensitive environments.

Use Value: Low V_CE(sat) (≤0.95 V) reduces self-heating during 100% duty-cycle operation at 500 mA.

Use Scenario: Outdoor digital signage backlight with wide input voltage range (90–305 VAC) and surge immunity requirements.

IC Role / Device Role / Timing Role: Primary current-switching element in isolated flyback-derived LED driver topology.

Use Value: 3 A peak pulse rating (I_CM) withstands 10× surge events per IEC 61000-4-5 Level 4 without degradation.

Equivalent & Alternatives

The following parts are listed as comparable options for similar high-voltage NPN transistor applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
ZXTN2015F	V_CEO = 150 V, I_C = 1.5 A, but h_FE = 70 min @ I_C = 500 mA - lower gain at high current.	Higher current capability suits larger LED arrays; reduced h_FE demands stronger base drive circuitry.	Select when higher I_C is required and base drive can be increased by 30%.
MJD122G	V_CEO = 100 V, I_C = 8 A, TO-252 package - lower voltage rating, higher current, larger footprint.	Not suitable for 120 V boost rails; better for low-voltage, high-current industrial lighting.	Choose only if system voltage is ≤80 V and PCB space allows DPAK package.

Compared with ZXTN10150DZTA, ZXTN2015F offers higher current headroom but requires more base drive, while MJD122G trades voltage capability for current and thermal mass-making ZXTN10150DZTA optimal for compact, high-voltage LED backlight designs.

Availability

ZXTN10150DZTA is available at Aetrix Electronics and suitable for LED TV backlight driver modules, automotive display systems, and industrial HMI panel lighting requiring stable component supply and AEC-Q101 compliance.

Supply support for ZXTN10150DZTA 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 and manufacturing operations across Asia and the Americas.

ZXTN10150DZTA belongs to Diodes' high-voltage bipolar transistor product line, engineered specifically for energy-efficient LED backlighting in consumer and automotive displays where voltage headroom and thermal efficiency are critical.

FAQ

What is the maximum safe operating voltage for ZXTN10150DZTA in continuous DC mode?

The ZXTN10150DZTA is rated for V_CEO = 150 V and V_CBO = 150 V under DC conditions at T_A = 25 °C. Derating applies above 25 °C ambient: voltage capability decreases linearly to ~120 V at +100 °C case temperature per the SOA curve in DS35096 Rev 1–2, page 3.

Can ZXTN10150DZTA be used in linear (analog) dimming mode without thermal runaway?

Yes - its h_FE variation is tightly controlled (200–450 at I_C = 30 mA), and V_BE(on) shows minimal drift (0.701–0.95 V) across I_C = 150 mA. Combined with R_θJL = 6.36 °C/W, stable linear operation is achievable up to 750 mW dissipation with proper PCB copper area.

Does ZXTN10150DZTA support 100 kHz PWM dimming without switching loss penalties?

Yes - measured t_r = 562 ns and t_f = 52 ns (at V_CC = 110 V) yield total switching time < 1 µs, enabling clean 100 kHz PWM with < 0.1% dead-time penalty. The 135 MHz f_T confirms sufficient small-signal bandwidth for gate-drive fidelity.

Is the SOT-89 package of ZXTN10150DZTA compatible with standard reflow profiles for lead-free assembly?

Yes - it is qualified to J-STD-020 Level 1 moisture sensitivity and rated for peak reflow temperatures up to 260 °C. The matte tin finish and "Green" molding compound meet IPC-J-STD-020D requirements for Pb-free soldering without delamination or popcorning.

ZXTN10150DZTA Specifications

Product attributes: Attribute value

Manufacturer:: Diodes Incorporated

Series:: -

Package/Case:: TO-243AA

Packaging:: Tape & Reel (TR)

Product Status:: Active

Transistor Type:: NPN

Current - Collector (Ic) (Max):: 1 A

Voltage - Collector Emitter Breakdown (Max):: 150 V

Vce Saturation (Max) @ Ib, Ic:: -

Current - Collector Cutoff (Max):: 500nA (ICBO)

DC Current Gain (hFE) (Min) @ Ic, Vce:: 100 @ 150mA, 250mV

Power - Max:: 1.5 W

Frequency - Transition:: 135MHz

Operating Temperature:: -55°C ~ 150°C (TJ)

Grade:: -

Qualification:: -

Mounting Type:: Surface Mount

Supplier Device Package:: SOT-89-3

ZXTN10150DZTA FAQ

1.How can I place an order for ZXTN10150DZTA through Aetrix?

Please submit a Request for Quotation (RFQ) for ZXTN10150DZTA 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 ZXTN10150DZTA reliable?

The price and inventory of ZXTN10150DZTA are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ZXTN10150DZTA is usually 5 days.

3.What payment methods are accepted for ZXTN10150DZTA?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ZXTN10150DZTA transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for ZXTN10150DZTA?

ZXTN10150DZTA orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your ZXTN10150DZTA 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 ZXTN10150DZTA?

For technical support, including ZXTN10150DZTA datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ZXTN10150DZTA requirements.

6.How does Aetrix verify that ZXTN10150DZTA is sourced from the original manufacturer or authorized distributors?

All ZXTN10150DZTA 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 ZXTN10150DZTA meets industry standards.

7.What is the process for return or replacement of ZXTN10150DZTA?

All ZXTN10150DZTA units undergo pre-shipment inspection (PSI). If there is an issue with ZXTN10150DZTA, 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 ZXTN10150DZTA part is unused and in its original packaging.

Return procedure for ZXTN10150DZTA:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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