DCP54-13 Equivalent & Substitute Parts

Part Overview

The DCP54-13 is an NPN bipolar junction transistor manufactured by Diodes Incorporated, rated for 45 V collector-emitter breakdown voltage and 1 A maximum collector current in a surface mount SOT-223-3 package. This device is classified as obsolete, with 22,600 units currently in stock. Due to its obsolete status, equivalent and substitute parts from active manufacturers are necessary for new designs and ongoing production requirements. Substitute parts maintain electrical compatibility while offering improved availability and active product support.

Key Parameters

Parameter	DCP54-13 Value	Unit
Transistor Type	NPN	—
Voltage - Collector Emitter Breakdown (Max)	45	V
Current - Collector (Ic) (Max)	1	A
Power - Max	1	W
Frequency - Transition	200	MHz
DC Current Gain (hFE) (Min) @ Ic, Vce	63 @ 150mA, 2V	—
Vce Saturation (Max) @ Ib, Ic	500mV @ 50mA, 500mA	—
Current - Collector Cutoff (Max)	100	nA
Operating Temperature Range	-55 to 150	°C
Mounting Type	Surface Mount	—
Package / Case	TO-261-4, TO-261AA	—
Supplier Device Package	SOT-223-3	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the DCP54-13 are grouped based on electrical parameter compatibility within the following criteria:

Primary Substitution Criteria:

Transistor Type: NPN
Voltage - Collector Emitter Breakdown (Max): 45 V or higher
Current - Collector (Ic) (Max): 1 A or higher
Vce Saturation (Max): 500mV @ 50mA, 500mA
Current - Collector Cutoff (Max): 100nA (ICBO)
DC Current Gain (hFE) (Min): 40 or higher @ 150mA, 2V
Mounting Type: Surface Mount
Package / Case: TO-261-4, TO-261AA
Supplier Device Package: SOT-223-3 or SOT-223-4
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)

Secondary Considerations:

Product Status: Active products are preferred over obsolete or Last Time Buy status
Operating Temperature Range: Minimum -55°C to 150°C
Power Dissipation: 1 W or higher
Frequency - Transition: 100 MHz or higher

Substitute parts may vary in power dissipation, transition frequency, and specific hFE values while maintaining the core electrical specifications required for functional equivalence.

Parameter Comparison

Part Number	Manufacturer	Ic (Max) [A]	Vce Breakdown (Max) [V]	Power (Max) [W]	Frequency [MHz]	hFE (Min) @ 150mA, 2V	Temp Range [°C]	Product Status	Package
DCP54-13	Diodes Incorporated	1	45	1	200	63	-55 to 150	Obsolete	SOT-223-3
BCP5410TA	Diodes Incorporated	1	45	2	150	63	-65 to 150	Active	SOT-223-3
BCP54TA	Diodes Incorporated	1	45	2	150	40	-55 to 150	Active	SOT-223-3
BCP5616TA	Diodes Incorporated	1	80	2	150	100	-55 to 150	Active	SOT-223-3
BCP54,115	Nexperia USA Inc.	1	45	0.96	180	63	-55 to 150	Active	SOT-223
BCP54-10,135	Nexperia USA Inc.	1	45	0.65	180	63	-55 to 150	Active	SOT-223
BCP54	onsemi	1.5	45	1.5	—	40	-55 to 150	Active	SOT-223-4
BCP54,135	Nexperia USA Inc.	1	45	0.96	180	63	-55 to 150	Active	SOT-223
BCP54-16,115	Nexperia USA Inc.	1	45	0.96	180	100	-55 to 150	Active	SOT-223
BCP54-16-TP	Micro Commercial Co	1	45	0.3	100	63	-55 to 150	Active	SOT-223
BCP5416H6327XTSA1	Infineon Technologies	1	45	2	100	100	-55 to 150	Last Time Buy	SOT-223-4

Engineering Selection Recommendations

Primary Substitutes (Active Status, Full Compatibility):

BCP5410TA (Diodes Incorporated) and BCP54TA (Diodes Incorporated) are direct substitutes with active product status. Both maintain 45 V breakdown voltage, 1 A collector current, and SOT-223-3 packaging. BCP5410TA offers extended lower temperature range (-65°C) and higher power dissipation (2 W). BCP54TA provides identical temperature range to the original part (-55°C to 150°C) with 2 W power capability.

BCP54,115 (Nexperia USA Inc.) and BCP54,135 (Nexperia USA Inc.) are active alternatives with identical electrical specifications (45 V, 1 A, 63 hFE minimum). These parts feature 180 MHz transition frequency and SOT-223 packaging. Power dissipation is 960 mW, which is lower than the original 1 W specification.

Secondary Substitutes (Voltage or Current Enhancement):

BCP5616TA (Diodes Incorporated) provides higher voltage rating (80 V) while maintaining 1 A collector current and active product status. This part is suitable for applications requiring higher voltage margin.

BCP54 (onsemi) offers increased collector current capability (1.5 A) and power dissipation (1.5 W) with active status. Package is SOT-223-4 instead of SOT-223-3.

Compliance Status:

All substitute parts listed are ROHS3 compliant and carry MSL 1 (Unlimited) moisture sensitivity rating, matching the original DCP54-13 specifications. All parts are REACH unaffected and carry EAR99 ECCN classification.

Availability Consideration:

BCP54-16-TP (Micro Commercial Co) and BCP5416H6327XTSA1 (Infineon Technologies) have lower inventory levels (3,540 and 1,088 units respectively) compared to other active alternatives. BCP54TA (Diodes Incorporated) offers the highest inventory availability at 45,760 units.

Frequently Asked Questions (FAQ)

Q: Can BCP54TA directly replace DCP54-13 in existing designs?

A: Yes. BCP54TA maintains identical electrical specifications for voltage (45 V), current (1 A), saturation voltage, and cutoff current. Both use SOT-223-3 packaging and operate across -55°C to 150°C. The primary difference is increased power dissipation (2 W versus 1 W) and reduced transition frequency (150 MHz versus 200 MHz), which are compatible with DCP54-13 applications.

Q: What is the difference between SOT-223-3 and SOT-223-4 packages?

A: SOT-223-3 contains three leads (Base, Collector, Emitter), while SOT-223-4 contains four leads with an additional thermal pad. Both are surface mount packages with identical footprint dimensions. Parts specified for SOT-223-4 (such as BCP54 from onsemi) require PCB layout modifications to utilize the fourth thermal pad connection.

Q: Are Nexperia BCP54,115 and BCP54,135 suitable for high-power applications?

A: Nexperia parts BCP54,115 and BCP54,135 are rated for 960 mW maximum power dissipation, which is lower than the original DCP54-13 specification of 1 W. These parts are suitable for applications within their 960 mW power budget. For applications requiring full 1 W dissipation, BCP5410TA, BCP54TA, or BCP54 (onsemi) are recommended.

Q: What is the significance of hFE variation among substitute parts?

A: DC current gain (hFE) minimum values range from 40 to 100 across substitute parts. The original DCP54-13 specifies 63 minimum. Higher hFE values (such as 100 in BCP5616TA and BCP54-16,115) indicate improved current amplification characteristics. Lower hFE values (40 in BCP54TA and BCP54 from onsemi) remain within acceptable operating ranges for most switching and amplification circuits. Circuit design should verify hFE requirements against specific application needs.

Q: Is BCP5616TA a suitable substitute if my application operates above 45 V?

A: BCP5616TA is rated for 80 V collector-emitter breakdown voltage, providing higher voltage margin than the original 45 V specification. This part maintains 1 A collector current and active product status. Use BCP5616TA only if your application requires voltage ratings above 45 V, as it introduces different electrical characteristics (100 hFE minimum versus 63 in the original part).

Q: Why do some substitute parts have lower transition frequency than DCP54-13?

A: The original DCP54-13 specifies 200 MHz transition frequency. Most active substitutes (BCP5410TA, BCP54TA, BCP5616TA) operate at 150 MHz. Lower transition frequency is acceptable for applications operating below 150 MHz. For applications requiring 200 MHz or higher frequency response, verify substitute part frequency specifications against circuit requirements.

Q: Are automotive-grade alternatives available?

A: BCP54-10,135 (Nexperia USA Inc.) carries AEC-Q100 automotive qualification and is suitable for automotive applications. This part maintains 45 V, 1 A specifications with 180 MHz transition frequency and active product status.

Q: What is the inventory status of recommended substitutes?

A: BCP54TA (Diodes Incorporated) offers the highest inventory at 45,760 units. BCP54-10,135 (Nexperia) provides 27,451 units. BCP54-16,115 (Nexperia) has 33,330 units available. These three parts represent the most readily available active alternatives with full electrical compatibility.

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