2SD1899-K-TP Equivalent & Substitute Parts

Part Overview

The 2SD1899-K-TP is a Surface Mount NPN Bipolar Junction Transistor manufactured by Micro Commercial Co, rated for 60V collector-emitter breakdown voltage and 3A maximum collector current. This device is classified as Obsolete, necessitating identification of equivalent substitute components for ongoing production and maintenance applications. The part is housed in a TO-252-3 DPAK package with a maximum power dissipation of 1W and operates across a temperature range of -55°C to 150°C.

Substiute Parts

2SD1899-K-TP

Micro Commercial CoIn Stock: 8252SD1899-K-TP Datasheet

Current PartRFQ

2SC6097-TL-E

onsemiIn Stock: 133742SC6097-TL-E Datasheet

SimilarRFQ

2SD1802T-TL-E

onsemiIn Stock: 88352SD1802T-TL-E Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the 2SD1899-K-TP is determined by strict equivalence across the following critical electrical and mechanical parameters:

Primary Substitution Criteria:

• Transistor Type: NPN configuration
• Maximum Collector Current (Ic): 3A minimum
• Collector-Emitter Breakdown Voltage (VCEO): 60V minimum
• Package Type: TO-252-3 DPAK surface mount
• Power Dissipation: 1W minimum
• RoHS3 Compliance and MSL Level 1 rating

Secondary Compatibility Factors:

• DC Current Gain (hFE) characteristics within acceptable operating ranges
• Saturation voltage performance at specified bias conditions
• Transition frequency performance for switching applications
• Operating temperature range compatibility

The substitute parts identified below meet or exceed the primary criteria, ensuring functional equivalence in applications designed for the 2SD1899-K-TP.

Parameter Comparison

Engineering Selection Recommendations

2SC6097-TL-E (onsemi)

The 2SC6097-TL-E is an Active product offering direct electrical equivalence to the 2SD1899-K-TP across all primary substitution criteria. Both devices share identical maximum collector current (3A) and collector-emitter breakdown voltage (60V) ratings. The 2SC6097-TL-E demonstrates superior performance characteristics with lower saturation voltage (135mV versus 250mV), reduced collector cutoff current (1µA versus 10µA), and higher transition frequency (390MHz versus 120MHz). The device maintains TO-252-3 DPAK packaging, ROHS3 compliance, and MSL Level 1 rating. Power dissipation is rated at 800mW, which is acceptable for applications within the 1W thermal envelope of the original part. This substitute is suitable for direct replacement in applications where the enhanced frequency response and improved saturation characteristics provide operational benefits.

2SD1802T-TL-E (onsemi)

The 2SD1802T-TL-E is an Active product with functional equivalence in core parameters but with a reduced collector-emitter breakdown voltage rating of 50V compared to the 60V specification of the 2SD1899-K-TP. This device matches the 3A collector current and 1W power dissipation ratings. The 2SD1802T-TL-E exhibits higher saturation voltage (500mV at specified bias conditions) and equivalent DC current gain characteristics. The device maintains TO-252-3 DPAK packaging, ROHS3 compliance, and MSL Level 1 rating. This substitute is applicable only in applications where the circuit design operates at collector-emitter voltages not exceeding 50V, and where the higher saturation voltage does not compromise system performance.

Frequently Asked Questions (FAQ)

Q: Can the 2SC6097-TL-E directly replace the 2SD1899-K-TP in all applications?

A: The 2SC6097-TL-E meets all primary electrical and mechanical substitution criteria. Both devices are rated for 3A collector current and 60V collector-emitter breakdown voltage in identical TO-252-3 DPAK packages. The 2SC6097-TL-E exhibits superior performance with lower saturation voltage and higher transition frequency. Direct replacement is supported for applications designed within these electrical specifications.

Q: What is the voltage limitation when using the 2SD1802T-TL-E as a substitute?

A: The 2SD1802T-TL-E has a maximum collector-emitter breakdown voltage of 50V, compared to 60V for the 2SD1899-K-TP. This device is suitable only for applications where the circuit design maintains collector-emitter voltages at or below 50V. Applications requiring the full 60V rating must use the 2SC6097-TL-E.

Q: Are all substitute parts available in the same package configuration?

A: Yes. Both substitute parts, 2SC6097-TL-E and 2SD1802T-TL-E, are supplied in the TO-252-3 DPAK surface mount package, identical to the 2SD1899-K-TP. No PCB layout modifications are required for mechanical compatibility.

Q: What is the significance of the transition frequency differences between these devices?

A: The 2SD1899-K-TP operates at 120MHz transition frequency, while the 2SC6097-TL-E operates at 390MHz. Higher transition frequency indicates faster switching capability. For applications operating at or below 120MHz, both devices are functionally equivalent. Applications requiring higher frequency performance benefit from the 2SC6097-TL-E.

Q: Do all substitute parts maintain RoHS3 compliance?

A: Yes. Both substitute parts, 2SC6097-TL-E and 2SD1802T-TL-E, are ROHS3 compliant with MSL Level 1 (Unlimited) moisture sensitivity rating, matching the compliance profile of the 2SD1899-K-TP.

Q: What is the practical difference in saturation voltage performance?

A: The 2SD1899-K-TP exhibits 250mV saturation voltage at 150mA base current and 1.5A collector current. The 2SC6097-TL-E shows 135mV at 100mA base current and 1A collector current, indicating lower on-state losses. The 2SD1802T-TL-E shows 500mV at 100mA base current and 2A collector current. Lower saturation voltage reduces power dissipation in switching applications.

Q: Are there any thermal operating range considerations?

A: The 2SD1899-K-TP operates from -55°C to 150°C. The substitute parts specify 150°C maximum junction temperature. For applications requiring operation below -55°C, the 2SD1899-K-TP specifications must be maintained. For standard industrial temperature ranges, both substitutes are compatible.