ZXTN2010ASTZ Equivalent & Substitute Parts Reference

Part Overview

The ZXTN2010ASTZ from Diodes Incorporated is a high-current, surface-mount NPN bipolar junction transistor (BJT) designed for general switching and amplification in electronic circuits. It offers a maximum collector current of 4.5 A, collector-emitter voltage (Vce) of 60 V, and operates within a TO-92 compatible E-Line package. The product is RoHS3 compliant, REACH unaffected, and actively available.

Identifying alternative models or substitute parts is essential to ensure continuity of manufacturing and repair operations, especially when managing inventory levels or addressing procurement challenges.

Key Parameters

Parameter	ZXTN2010ASTZ
Transistor Type	NPN
Current - Collector (Ic) (Max)	4.5 A
Voltage - Collector Emitter Breakdown (Max)	60 V
Vce Saturation (Max) @ Ib, Ic	210mV @ 200mA, 5A
Current - Collector Cutoff (Max)	100nA
DC Current Gain (hFE) (Min) @ Ic, Vce	100 @ 2A, 1V
Power - Max	710 mW
Frequency - Transition	130MHz
Operating Temperature	-55°C ~ 150°C (TJ)
Mounting Type	Through Hole
Package / Case	E-Line-3
Supplier Device Package	E-Line (TO-92 compatible)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
REACH Status	REACH Unaffected

Substitute Part Grouping Explanation

Substitute parts for ZXTN2010ASTZ are grouped strictly based on equivalent or higher specifications for collector current, voltage, gain, and device package compatibility. Only NPN BJTs within the same package type (E-Line, TO-92 compatible) and matching mechanical, electrical, and compliance standards are listed. Key parameters for substitution are:

Transistor Type
Maximum Collector Current (Ic)
Maximum Collector-Emitter Voltage (Vce)
DC Current Gain (hFE)
Power Dissipation
Package Type and Mounting
Product and Compliance Status

Parameter Comparison

Parameter	ZXTN2010ASTZ	ZXTN2010A	STSA1805-AP
Manufacturer	Diodes Incorporated	Diodes Incorporated	STMicroelectronics
Transistor Type	NPN	NPN	NPN
Current - Collector (Ic) (Max)	4.5 A	4.5 A	5 A
Voltage - Collector Emitter Breakdown (Max)	60 V	60 V	60 V
Vce Saturation (Max) @ Ib, Ic	210mV @ 200mA, 5A	210mV @ 200mA, 5A	600mV @ 200mA, 5A
Current - Collector Cutoff (Max)	100nA	50nA (ICBO)	100nA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce	100 @ 2A, 1V	100 @ 2A, 1V	200 @ 100mA, 2V
Power - Max	710 mW	1 W	1.1 W
Frequency - Transition	130MHz	130MHz	150MHz
Operating Temperature	-55°C ~ 150°C (TJ)	-55°C ~ 150°C (TJ)	150°C (TJ)
Mounting Type	Through Hole	Through Hole	Through Hole
Package / Case	E-Line-3	E-Line-3	TO-226-3, TO-92-3 (TO-226AA) Formed Leads
Supplier Device Package	E-Line (TO-92 compatible)	E-Line (TO-92 compatible)	TO-92AP
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected
Product Status	Active	Active	Last Time Buy

Engineering Selection Recommendations

Only active and compliant substitute parts are advisable for new manufacturing and long-term support. Both ZXTN2010A and STSA1805-AP are ROHS3 compliant and REACH unaffected, and both have an MSL of 1 (unlimited). Product status should be checked to ensure ongoing supply: ZXTN2010A is active, while STSA1805-AP is labeled "Last Time Buy." Maintain priority for substitutes with an "Active" status for best long-term support.

Frequently Asked Questions (FAQ)

Q: What key parameters must match for substituting the ZXTN2010ASTZ transistor?
A: Collector current, collector-emitter voltage, DC current gain, package type, and compliance status must strictly match.

Q: Are the package types for ZXTN2010ASTZ, ZXTN2010A, and STSA1805-AP compatible?
A: ZXTN2010ASTZ and ZXTN2010A use E-Line (TO-92 compatible) packages. STSA1805-AP uses TO-92AP/TO-226 compatible cases.

Q: Does product compliance affect part substitution?
A: Yes, all listed substitutes are ROHS3 compliant and REACH unaffected, matching the main part’s compliance status.

Q: Is the product status important when selecting substitutes?
A: Yes, selections for ongoing manufacturing should prioritize parts with "Active" status to reduce risks associated with last time buy or obsolete products.

Q: Can moisture sensitivity level (MSL) influence interchangeability?
A: All compared parts have MSL 1 (unlimited), supporting unrestricted handling and storage conditions.

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