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DSC2G02C0L Equivalent & Substitute Parts
Part Overview
The DSC2G02C0L is a Bipolar (BJT) NPN transistor manufactured by Panasonic Electronic Components, designed for general-purpose switching and amplification applications. This device operates at a maximum collector-emitter voltage of 20V with a maximum collector current of 15mA and delivers 200mW of power dissipation. The transistor features a transition frequency of 650MHz and is housed in a Surface Mount MINI3-G3-B package (TO-236-3, SC-59, SOT-23-3).
The DSC2G02C0L is currently discontinued at DiGi Electronics, necessitating identification of functionally equivalent substitute components. Equivalent parts must maintain compatibility across critical electrical parameters including voltage ratings, current handling capacity, power dissipation, and package form factor to ensure direct replacement capability in existing circuit designs.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Transistor Type | NPN | — |
| Voltage - Collector Emitter Breakdown (Max) | 20 | V |
| Current - Collector (Ic) (Max) | 15 | mA |
| Power - Max | 200 | mW |
| Frequency - Transition | 650 | MHz |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 65 @ 1mA, 6V | — |
| Operating Temperature (TJ) | 150 | °C |
| Mounting Type | Surface Mount | — |
| Package / Case | TO-236-3, SC-59, SOT-23-3 | — |
| RoHS Status | RoHS Compliant | — |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | — |
Substitute Part Grouping Explanation
Substitution of the DSC2G02C0L is determined by strict equivalence across the following critical parameters:
Mandatory Matching Criteria:
- Transistor Type: NPN polarity
- Voltage - Collector Emitter Breakdown (Max): 20V minimum
- Package / Case: TO-236-3, SC-59, SOT-23-3 (Surface Mount)
- Mounting Type: Surface Mount
- Power - Max: 200mW minimum
- Operating Temperature: 150°C (TJ) minimum
Allowable Parameter Variations:
- Current - Collector (Ic) (Max): Substitute must equal or exceed 15mA
- Frequency - Transition: Substitute must equal or exceed 650MHz
- DC Current Gain (hFE): Substitute must meet or exceed minimum gain specifications
The 2SC3837KT146P from Rohm Semiconductor qualifies as a direct substitute based on these criteria. This device maintains identical voltage and power ratings, operates within the same temperature range, and utilizes the same Surface Mount package configuration. The substitute exhibits enhanced performance characteristics including higher maximum collector current (50mA versus 15mA) and superior transition frequency (1.5GHz versus 650MHz), making it suitable for direct replacement in applications requiring the DSC2G02C0L.
Parameter Comparison
| Parameter | DSC2G02C0L (Panasonic) | 2SC3837KT146P (Rohm) | Compatibility |
|---|---|---|---|
| Transistor Type | NPN | NPN | Match |
| Voltage - Collector Emitter Breakdown (Max) | 20V | 20V | Match |
| Current - Collector (Ic) (Max) | 15mA | 50mA | Substitute Exceeds |
| Power - Max | 200mW | 200mW | Match |
| Frequency - Transition | 650MHz | 1.5GHz | Substitute Exceeds |
| DC Current Gain (hFE) (Min) | 65 @ 1mA, 6V | 82 @ 10mA, 10V | Substitute Exceeds |
| Operating Temperature (TJ) | 150°C | 150°C | Match |
| Mounting Type | Surface Mount | Surface Mount | Match |
| Package / Case | TO-236-3, SC-59, SOT-23-3 | TO-236-3, SC-59, SOT-23-3 | Match |
| RoHS Status | RoHS Compliant | ROHS3 Compliant | Compatible |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) | Match |
Engineering Selection Recommendations
The 2SC3837KT146P from Rohm Semiconductor is a qualified substitute for the discontinued DSC2G02C0L. Both devices maintain identical electrical specifications for voltage breakdown (20V), power dissipation (200mW), and operating temperature (150°C TJ). The substitute component utilizes the same Surface Mount package configuration (TO-236-3, SC-59, SOT-23-3), ensuring mechanical and electrical compatibility in existing PCB layouts.
The 2SC3837KT146P demonstrates enhanced performance characteristics across current handling capacity and frequency response. The maximum collector current rating of 50mA exceeds the original specification of 15mA, and the transition frequency of 1.5GHz surpasses the original 650MHz specification. These performance enhancements provide additional design margin without introducing incompatibility.
Both components maintain RoHS compliance status and unlimited moisture sensitivity level (MSL 1), satisfying environmental and handling requirements. The 2SC3837KT146P is currently in active production status with substantial inventory availability (30,400 pieces), ensuring reliable supply chain access compared to the discontinued DSC2G02C0L.
Frequently Asked Questions (FAQ)
Q: Can the 2SC3837KT146P be used as a direct replacement for the DSC2G02C0L in existing designs?
A: Yes. Both devices share identical voltage ratings (20V), power dissipation (200mW), operating temperature (150°C), and Surface Mount package configuration (TO-236-3, SC-59, SOT-23-3). The substitute component meets or exceeds all critical electrical parameters required for direct substitution.
Q: What are the key differences between these two transistors?
A: The 2SC3837KT146P provides enhanced performance in two areas: maximum collector current (50mA versus 15mA) and transition frequency (1.5GHz versus 650MHz). These differences represent performance improvements that do not compromise compatibility with applications designed for the DSC2G02C0L.
Q: Are there any package compatibility concerns?
A: No. Both the DSC2G02C0L and 2SC3837KT146P utilize identical Surface Mount packaging: TO-236-3, SC-59, SOT-23-3. PCB footprints, solder pad configurations, and mounting procedures are identical, enabling direct board-level substitution without layout modifications.
Q: What is the product status of the substitute part?
A: The 2SC3837KT146P is in active production status with Rohm Semiconductor. This ensures ongoing availability and supply chain reliability, contrasting with the discontinued status of the DSC2G02C0L.
Q: Do both components meet the same environmental compliance standards?
A: Both devices are RoHS compliant and maintain unlimited moisture sensitivity level (MSL 1). The 2SC3837KT146P carries ROHS3 compliance certification, which represents an updated compliance standard. Both components are suitable for applications requiring environmental compliance.
Q: What is the DC current gain difference between these transistors?
A: The DSC2G02C0L specifies a minimum DC current gain (hFE) of 65 at 1mA and 6V. The 2SC3837KT146P specifies a minimum DC current gain of 82 at 10mA and 10V. The substitute component demonstrates equal or superior gain characteristics across its operating range.
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