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

Infineon Technologies BCW60DE6327HTSA1

Name: BCW60DE6327HTSA1
Brand: Infineon Technologies
SKU: BCW60DE6327HTSA1
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: BCW60DE6327HTSA1

Manufacturer:: Infineon Technologies

Category:: Single Bipolar Transistors

Package:: TO-236-3, SC-59, SOT-23-3

Datasheet:: BCW60DE6327HTSA1.pdf

Description:: TRANS NPN 32V 0.1A PG-SOT23

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Product details

Overview

BCW60DE6327HTSA1 from Infineon Technologies is an NPN silicon small-signal transistor designed for audio-frequency input stages and driver circuits. It delivers h_FE = 100–250 (at I_C = 10 µA), V_CEO = 32 V, V_CE(sat) ≤ 0.25 V (at I_C = 50 mA), and low noise of F = 2 dB (at I_C = 200 µA, f = 1 kHz), commonly used in low-noise preamplifier front-ends and discrete gain blocks.

For engineers reviewing the BCW60DE6327HTSA1 datasheet, BCW60DE6327HTSA1 pinout, BCW60DE6327HTSA1 application, or BCW60DE6327HTSA1 equivalent, key selection criteria include DC current gain grouping (D/K), SOT23 package thermal limits (P_tot = 330 mW at T_S ≤ 71 °C), and low-noise performance across 30 Hz–15 kHz bandwidth.

Technical Context

This NPN bipolar junction transistor operates in linear amplification mode with base-emitter forward bias and collector-base reverse bias. Its h_FE varies by group (D/K: min 100 @ I_C = 10 µA; min 140 @ I_C = 2 mA) and degrades above 100 mA due to thermal effects and current crowding.

Designed for AEC-Q101 qualified automotive applications, it features V_(BR)EBO = 6 V, C_cb = 0.95 pF, and f_T = 250 MHz - enabling stable gain up to mid-VHF while maintaining low input capacitance and minimal Miller effect in common-emitter configurations.

Key Specifications

Parameter	Value and Actual Design Meaning
V_CEO	32 V - maximum safe collector-emitter voltage before avalanche breakdown in common-emitter configuration
h_FE (I_C = 2 mA)	140–200 - usable DC current gain range for biasing low-power amplifier stages with predictable Q-point stability
V_CE(sat)	≤ 0.25 V @ I_C = 50 mA - ensures <125 mW saturation power loss in switching or Class-A driver roles
f_T	250 MHz - supports stable small-signal amplification up to ~100 MHz with adequate phase margin
Noise figure	2 dB @ I_C = 200 µA - enables high-SNR audio preamp design without requiring ultra-low-I_C bias trade-offs
P_tot	330 mW @ T_S ≤ 71 °C - defines maximum continuous dissipation under PCB copper pad thermal constraints
C_cb	0.95 pF - limits high-frequency feedback and stabilizes gain in tuned RF or wideband amplifier layouts

Pinout & Package

BCW60DE6327HTSA1 is housed in a RoHS-compliant SOT23 plastic surface-mount package with gull-wing leads, rated for reflow soldering per JEDEC J-STD-020 and qualified to AEC-Q101 for automotive use.

Pin/Terminal	Circuit Role	Design Meaning
1 (Emitter)	E	Current sink node; connects to ground or emitter degeneration resistor in common-emitter topology
2 (Base)	B	Control input; requires current-limited drive (I_B ≤ 200 µA DC) to avoid thermal runaway
3 (Collector)	C	Output node; carries amplified load current and interfaces with pull-up resistor or next-stage input

Key Features

Feature	Design Value
Low-noise operation	F = 2 dB at 1 kHz enables high-fidelity audio signal conditioning without added op-amp stages
AEC-Q101 qualification	Validated for automotive ambient temperature range (−40 °C to +150 °C junction)
High h_FE grouping (D/K)	Guaranteed h_FE ≥ 140 @ I_C = 2 mA simplifies bias network design for production consistency
Low V_CE(sat)	≤ 0.25 V reduces conduction loss in Class-A output drivers and improves efficiency in battery-powered systems
SOT23 footprint	Enables high-density PCB layout with standard pick-and-place compatibility and thermal relief via exposed pad variants

Applications

Audio Preamplifier Input Stage

Automotive Door Module Driver

Use Scenario: Low-level microphone or sensor signal amplification in portable audio devices.

IC Role / Device Role / Timing Role: NPN small-signal amplifier providing first-stage voltage gain with minimal added noise.

Use Value: 2 dB noise figure and h_FE ≥ 140 ensure >70 dB SNR at 200 µA bias, avoiding need for costly low-noise op-amps.

Use Scenario: Driving LED indicators and small solenoids in vehicle door control units.

IC Role / Device Role / Timing Role: Discrete NPN switch controlling 50 mA loads from microcontroller GPIO pins.

Use Value: V_CE(sat) ≤ 0.25 V minimizes heat generation and extends PCB trace lifetime under cyclic load conditions.

Industrial Sensor Signal Conditioning

Consumer Remote Control Receiver Front-End

Use Scenario: Amplifying millivolt-level outputs from thermistors or bridge sensors in PLC analog inputs.

IC Role / Device Role / Timing Role: DC-coupled gain block with emitter degeneration for linearity and temperature stability.

Use Value: h_FE variation <±15% over −25 °C to +85 °C enables fixed-bias designs without trimmers or feedback.

Use Scenario: IR photodiode preamplification in TV remote receivers operating at 38 kHz carrier.

IC Role / Device Role / Timing Role: High-gain, low-capacitance amplifier stage preceding bandpass filtering.

Use Value: C_cb = 0.95 pF and f_T = 250 MHz support clean 38 kHz pulse amplification without ringing or overshoot.

Equivalent & Alternatives

The following parts are listed as comparable options for similar NPN small-signal transistor applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
BC847BDW1T1G	h_FE = 200–450 (higher gain spread), V_CEO = 45 V, SOT363 dual package	Supports dual-transistor configurations but lacks AEC-Q101 qualification	Prefer when higher voltage margin or dual-device integration is needed; not suitable for automotive Grade 2 environments
MMBT3904LT1G	h_FE = 100–300 (wider binning), V_CEO = 40 V, same SOT23 footprint	Lower noise (F = 5 dB) and no AEC-Q101 validation	Select for cost-sensitive industrial or consumer designs where automotive reliability is not required

Compared with BCW60DE6327HTSA1, BC847BDW1T1G offers higher voltage rating and dual functionality but sacrifices automotive qualification, while MMBT3904LT1G provides broader h_FE tolerance and lower cost at the expense of noise performance and qualification assurance.

Availability

BCW60DE6327HTSA1 is available at Aetrix Electronics and suitable for automotive body electronics, industrial sensor interfaces, and portable audio signal chains requiring stable component supply and AEC-Q101 compliance.

Supply support for BCW60DE6327HTSA1 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

Infineon Technologies is a German semiconductor manufacturer specializing in power management, automotive electronics, and industrial control ICs and discrete devices.

BCW60 belongs to Infineon's BCX/BCW family of AEC-Q101-qualified general-purpose transistors engineered for reliable operation in automotive cabin and chassis modules where long-term parametric stability is critical.

FAQ

Is BCW60DE6327HTSA1 pin-compatible with BC847 series transistors?

No - although both use SOT23 packages, BCW60DE6327HTSA1 follows E-B-C pinout (Emitter=Pin1, Base=Pin2, Collector=Pin3), whereas BC847 variants use E-C-B ordering. Incorrect substitution causes immediate circuit failure due to reversed polarity in common-emitter configurations.

What is the maximum allowable base current for continuous operation?

The absolute maximum peak base current is 200 µA per datasheet Section 2. Exceeding this risks localized heating and h_FE degradation. For reliable 100% duty-cycle use, limit I_B to ≤150 µA with 20% derating at T_A > 70 °C to maintain junction temperature below 150 °C.

Does BCW60DE6327HTSA1 support pulsed operation beyond its DC power rating?

Yes - permissible pulse load curves (Section 8) show P_tot(max)/P_tot(DC) = 5 for t_p ≤ 100 µs at D = 5%. This allows short-duration 1.65 W pulses (5 × 330 mW) in applications like LED strobing or sensor excitation, provided average power remains within DC limits.

How does h_FE vary with collector current in BCW60DE6327HTSA1?

h_FE peaks near I_C = 2 mA (140–200 for D/K group), declines to ~100 at I_C = 10 µA, and drops to ~70 at I_C = 50 mA due to high-level injection effects. Designers should bias near 2 mA for optimal gain-linearity trade-off in linear amplifiers.

BCW60DE6327HTSA1 Specifications

Product attributes: Attribute value

Manufacturer:: Infineon Technologies

Series:: -

Package/Case:: TO-236-3, SC-59, SOT-23-3

Packaging:: Tape & Reel (TR)

Product Status:: Obsolete

Transistor Type:: NPN

Current - Collector (Ic) (Max):: 100 mA

Voltage - Collector Emitter Breakdown (Max):: 32 V

Vce Saturation (Max) @ Ib, Ic:: 550mV @ 1.25mA, 50mA

Current - Collector Cutoff (Max):: 20nA (ICBO)

DC Current Gain (hFE) (Min) @ Ic, Vce:: 380 @ 2mA, 5V

Power - Max:: 330 mW

Frequency - Transition:: 250MHz

Operating Temperature:: 150°C (TJ)

Grade:: -

Qualification:: -

Mounting Type:: Surface Mount

Supplier Device Package:: PG-SOT23

BCW60DE6327HTSA1 FAQ

1.How can I place an order for BCW60DE6327HTSA1 through Aetrix?

Please submit a Request for Quotation (RFQ) for BCW60DE6327HTSA1 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 BCW60DE6327HTSA1 reliable?

The price and inventory of BCW60DE6327HTSA1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for BCW60DE6327HTSA1 is usually 5 days.

3.What payment methods are accepted for BCW60DE6327HTSA1?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for BCW60DE6327HTSA1 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for BCW60DE6327HTSA1?

BCW60DE6327HTSA1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your BCW60DE6327HTSA1 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 BCW60DE6327HTSA1?

For technical support, including BCW60DE6327HTSA1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your BCW60DE6327HTSA1 requirements.

6.How does Aetrix verify that BCW60DE6327HTSA1 is sourced from the original manufacturer or authorized distributors?

All BCW60DE6327HTSA1 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 BCW60DE6327HTSA1 meets industry standards.

7.What is the process for return or replacement of BCW60DE6327HTSA1?

All BCW60DE6327HTSA1 units undergo pre-shipment inspection (PSI). If there is an issue with BCW60DE6327HTSA1, 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 BCW60DE6327HTSA1 part is unused and in its original packaging.

Return procedure for BCW60DE6327HTSA1:

1.Submit a request within 90 days.

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

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