Equivalent & Substitute Parts for 2SC3852A

Part Overview

The 2SC3852A, manufactured by Sanken Electric USA Inc., is a Bipolar Junction Transistor (BJT) in the category of Transistors, Bipolar (BJT). This NPN device features an 80 V collector-emitter breakdown voltage, 3 A maximum collector current, and is housed in a TO-220F through-hole package. The component is RoHS compliant and currently active in production.

Identifying alternative models is necessary to ensure design flexibility, second-source support, supply chain continuity, and inventory risk mitigation, especially in high-volume manufacturing or long-term maintenance environments.

Key Parameters

Parameter	2SC3852A
Category	Transistors, Bipolar (BJT)
Transistor Type	NPN
Voltage - Collector Emitter Breakdown (Max)	80 V
Current - Collector (Ic) (Max)	3 A
Vce Saturation (Max) @ Ib, Ic	500mV @ 50mA, 2A
Current - Collector Cutoff (Max)	10µA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce	500 @ 500mA, 4V
Power - Max	25 W
Frequency - Transition	15MHz
Operating Temperature	150°C (TJ)
Mounting Type	Through Hole
Package / Case	TO-220-3 Full Pack
Supplier Device Package	TO-220F
RoHS Status	RoHS Compliant

Substitute Part Grouping Explanation

Substitute parts are grouped strictly based on the following key electrical and mechanical parameters: transistor category (BJT), NPN type, collector-emitter voltage rating, maximum collector current, power dissipation, frequency transition, DC current gain, package type (TO-220 Full Pack or TO-220FP), mounting type (through hole), and RoHS compliance where specified. Only parts that meet or exceed these core performance and package parameters are considered substitutes.

Parameter Comparison

Parameter	2SC3852A	KSD1408YTU	MJF3055G	MJF44H11G
Category	Transistors, Bipolar (BJT)	Transistors, Bipolar (BJT)	Transistors, Bipolar (BJT)	Transistors, Bipolar (BJT)
Transistor Type	NPN	NPN	NPN	NPN
Voltage - Collector Emitter Breakdown (Max)	80 V	80 V	90 V	80 V
Current - Collector (Ic) (Max)	3 A	4 A	10 A	10 A
Vce Saturation (Max) @ Ib, Ic	500mV @ 50mA, 2A	1.5V @ 300mA, 3A	2.5V @ 3.3A, 10A	1V @ 400mA, 8A
Current - Collector Cutoff (Max)	10µA (ICBO)	30µA (ICBO)	1µA	1µA
DC Current Gain (hFE) (Min) @ Ic, Vce	500 @ 500mA, 4V	120 @ 500mA, 5V	20 @ 4A, 4V	40 @ 4A, 1V
Power - Max	25 W	25 W	2 W	2 W
Frequency - Transition	15MHz	8MHz	2MHz	50MHz
Operating Temperature	150°C (TJ)	150°C (TJ)	-55°C ~ 150°C (TJ)	-55°C ~ 150°C (TJ)
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole
Package / Case	TO-220-3 Full Pack	TO-220-3 Full Pack	TO-220-3 Full Pack	TO-220-3 Full Pack
Supplier Device Package	TO-220F	TO-220F-3	TO-220FP	TO-220FP
RoHS Status	RoHS Compliant	-	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

Only parts with the same or compatible product status (Active), package (TO-220 Full Pack or TO-220FP), and RoHS or equivalent environmental compliance are included. Parts without discontinued or obsolete status are suitable for continued procurement when selecting a substitute for the 2SC3852A.

Frequently Asked Questions (FAQ)

Q: What defines a compatible substitute for the 2SC3852A?
A: Compatibility is determined by matching or exceeding key parameters: transistor category (BJT), NPN polarity, collector-emitter voltage rating, maximum collector current, power dissipation, frequency transition, DC current gain, mounting type, and package compatibility.

Q: Is package type critical when substituting BJTs in the TO-220F format?
A: Yes. All considered substitutes here are packaged in TO-220 Full Pack or TO-220FP, ensuring physical compatibility for through-hole mounting.

Q: Are substitute parts RoHS compliant?
A: The 2SC3852A and some substitutes (MJF3055G, MJF44H11G) are RoHS compliant, meeting environmental requirements. RoHS status is provided for each part.

Q: How does DC current gain (hFE) affect substitution?
A: DC current gain should be considered when selecting a substitute, as it affects circuit behavior. Parameter values are provided for direct comparison.

Q: Can substitutes operate at the same or higher temperatures?
A: All substitutes listed specify the same or broader operating temperature range, meeting or exceeding the requirements of the original 2SC3852A.

Q: Why is Vce(sat) included in the comparison?
A: Vce(sat) influences efficiency and voltage drop in applications; therefore, it is compared to ensure substitutes meet application needs. Values are provided for each part to enable direct evaluation.

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