DTC123JKAT146 The DTC123JKAT146 is an NPN pre-biased transistor from ROHM Semiconductor. It features a 50V collector-emitter voltage rating, 100mA collector current, and 200mW power dissipation in a surface-mount SMT3 package.
Mfr Part #:

DTC123JKAT146

Available from 5 distributors
Mfr Name: ROHM Semiconductor
ROHM Semiconductor
The DTC123JKAT146 is an NPN pre-biased transistor from ROHM Semiconductor. It features a 50V collector-emitter voltage rating, 100mA collector current, and 200mW power dissipation in a surface-mount SMT3 package.
✓ Total Stock: 47,225 pcs
$ Price Range: $0.03 - $0.23

DTC123JKAT146 Available from 5 distributors

✓ Authorised
✓ Non-Authorised

DTC123JKAT146 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
DC Current Gain (hFE) (Min) @ Ic, Vce
Frequency
Mounting Type
Power
Resistor
Supplier Device Package
Tape & Reel
Transistor Type
Vce Saturation (Max) @ Ib, Ic
Voltage

DTC123JKAT146 Description

Short technical summary and product information.

The DTC123JKAT146 is an NPN pre-biased bipolar junction transistor manufactured by ROHM Semiconductor. It is designed for general-purpose switching and amplification applications where a built-in bias resistor simplifies circuit design and reduces component count.

 

Key electrical specifications include a collector-emitter voltage (VCEO) of 50V, a collector current (IC) of 100mA, and a power dissipation (PD) of 200mW. The transistor offers a DC current gain (hFE) of minimum 80 at 10mA collector current and 5V collector-emitter voltage, with a transition frequency (fT) of 250MHz. The base resistor is 47kΩ.

 

The device is housed in a surface-mount TO-236-3 / SC-59 / SOT-23-3 package, also designated as SMT3 by the supplier. This compact package is suitable for automated assembly in high-volume production environments.

DTC123JKAT146 Quick Information

Product Type: Pre-Biased Bipolar Transistor
Canonical Name: ROHM Semiconductor DTC123JKAT146 NPN Pre-Biased Transistor
Subcategory: Single, Pre-Biased

DTC123JKAT146 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

DTC123JKAT146 Estimated Pricing

Qty Low High
1+ $0.23 $0.23
10+ $0.14 $0.14
100+ $0.09 $0.09
500+ $0.07 $0.07
1,000+ $0.06 $0.06
3,000+ $0.05 $0.05
6,000+ $0.04 $0.04
9,000+ $0.03 $0.03
24,000+ $0.03 $0.03

Estimated market price range - modelled values for guidance only, not live distributor offers.

DTC123JKAT146 Features

  • NPN pre-biased transistor with 47kΩ base resistor.
  • Rated for 50V collector-emitter voltage.
  • Supports 100mA continuous collector current.
  • Dissipates up to 200mW of power.
  • Surface-mount SMT3 package for automated assembly.

DTC123JKAT146 Applications

  • Used in general-purpose switching circuits.
  • Ideal for signal amplification stages.
  • Suitable for low-power inverter designs.
  • Applicable in interface and driver circuits.

DTC123JKAT146 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the collector-emitter voltage rating of the DTC123JKAT146?

The collector-emitter voltage (VCEO) is 50V.

What is the maximum collector current for this transistor?

The maximum collector current (IC) is 100mA.

What package type does the DTC123JKAT146 use?

It uses a surface-mount TO-236-3 / SC-59 / SOT-23-3 package, also known as SMT3.

What is the power dissipation of the DTC123JKAT146?

The power dissipation (PD) is 200mW.

Does the DTC123JKAT146 include a built-in resistor?

Yes, it includes a built-in 47kΩ base resistor, making it a pre-biased transistor.

What is the DC current gain (hFE) of the DTC123JKAT146?

The minimum DC current gain (hFE) is 80 at Ic=10mA and Vce=5V.

What is the transition frequency of the DTC123JKAT146?

The transition frequency (fT) is 250MHz.

DTC123JKAT146 Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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ROHM Semiconductor
DTC143ZKAT146 is an NPN pre-biased transistor from ROHM Semiconductor. It features a 47kΩ base resistor, 50V collector-emitter voltage, 100mA collector current, and 200mW power dissipation in a surface mount SMT3 package.
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