2SA1593T-TL-E Equivalent & Substitute Parts

Part Overview

The 2SA1593T-TL-E is a Surface Mount PNP Bipolar Junction Transistor manufactured by onsemi, rated for 100 V collector-emitter breakdown voltage and 2 A maximum collector current. This component is classified as Obsolete, which necessitates identification of equivalent and substitute parts for ongoing design support and procurement continuity. The transistor is packaged in TO-252-3 (DPAK) configuration with TP-FA supplier designation and operates at a maximum junction temperature of 150°C.

Substiute Parts

2SA1593T-TL-E

onsemiIn Stock: 31932SA1593T-TL-E Datasheet

Current PartRFQ

2SA2205-TL-E

onsemiIn Stock: 9492SA2205-TL-E Datasheet

DirectRFQ

2SA1593S-TL-E

onsemiIn Stock: 22602SA1593S-TL-E Datasheet

MFR RecommendedRFQ

MJD32C-13

Diodes IncorporatedIn Stock: 2852MJD32C-13 Datasheet

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MJD32C-TP

Micro Commercial CoIn Stock: 1040MJD32C-TP Datasheet

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MJD32CQ-13

Diodes IncorporatedIn Stock: 30426MJD32CQ-13 Datasheet

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MJD32CT4

STMicroelectronicsIn Stock: 44913MJD32CT4 Datasheet

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MJD32CT4-A

STMicroelectronicsIn Stock: 16042MJD32CT4-A Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the 2SA1593T-TL-E is determined by electrical and mechanical compatibility across the following critical parameters:

Electrical Compatibility Criteria:

• Transistor Type: PNP configuration required
• Voltage - Collector Emitter Breakdown: Minimum 100 V
• Current - Collector (Ic) Max: Minimum 2 A
• Package / Case: TO-252-3 DPAK form factor
• Mounting Type: Surface Mount

Substitution Categories:

Direct Equivalents maintain identical electrical specifications and packaging. The 2SA1593S-TL-E (onsemi, Active status) is a direct equivalent with identical ratings, differing only in packaging format (Tape & Reel versus Cut Tape) and DC Current Gain minimum specification (140 versus 200 @ 100 mA, 5 V).

Enhanced Equivalents provide superior electrical performance while maintaining mechanical compatibility. The 2SA2205-TL-E (onsemi, Obsolete status) shares identical voltage and current ratings but offers improved transition frequency (300 MHz versus 120 MHz) and reduced saturation voltage (240 mV versus 600 mV @ 100 mA, 1 A).

Functional Substitutes exceed the original specifications in current capacity and power dissipation while maintaining voltage rating and package compatibility. The MJD32 series (MJD32CT4, MJD32C-13, MJD32C-TP, MJD32CQ-13) from multiple manufacturers (STMicroelectronics, Diodes Incorporated, Micro Commercial Co) are rated for 3 A collector current and 15 W power dissipation, providing design margin for applications requiring higher current handling.

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement (Identical Electrical Performance):

The 2SA1593S-TL-E is the primary recommended substitute. This part maintains Active product status with onsemi, ensuring long-term availability and supply chain stability. Electrical specifications are functionally equivalent to the 2SA1593T-TL-E, with the exception of DC Current Gain minimum (140 versus 200 @ 100 mA, 5 V). Both parts are ROHS3 Compliant, REACH Unaffected, and carry MSL 1 (Unlimited) moisture sensitivity rating. The primary difference is packaging format: 2SA1593S-TL-E is supplied in Tape & Reel configuration versus Cut Tape for the original part.

For Enhanced Performance (Improved Saturation Voltage and Frequency):

The 2SA2205-TL-E offers superior electrical characteristics with reduced saturation voltage (240 mV versus 600 mV) and higher transition frequency (300 MHz versus 120 MHz). This part is suitable for applications where switching speed or saturation losses are critical design parameters. However, 2SA2205-TL-E carries Obsolete product status, limiting long-term procurement viability.

For Higher Current Applications (Design Margin):

The MJD32 series (MJD32CT4, MJD32C-13, MJD32C-TP, MJD32CQ-13) provides 3 A collector current capacity and 15 W power dissipation, exceeding the 2SA1593T-TL-E specifications. All MJD32 variants maintain 100 V collector-emitter breakdown voltage and TO-252-3 DPAK packaging. These parts carry Active product status across multiple manufacturers (STMicroelectronics, Diodes Incorporated, Micro Commercial Co), ensuring supply continuity. MJD32 series parts are ROHS3 Compliant and REACH Unaffected. Selection among MJD32 variants depends on packaging preference (Cut Tape versus Tape & Reel) and specific manufacturer availability.

Frequently Asked Questions (FAQ)

Q: Can the 2SA1593S-TL-E directly replace the 2SA1593T-TL-E in existing designs?

A: Yes. The 2SA1593S-TL-E is electrically equivalent with identical voltage (100 V), current (2 A), power (1 W), and frequency (120 MHz) ratings. Both parts use TO-252-3 DPAK packaging. The DC Current Gain minimum is lower (140 versus 200 @ 100 mA, 5 V), which may affect base drive requirements in current-limited applications. Packaging format differs (Tape & Reel versus Cut Tape), but this does not affect circuit performance.

Q: What is the advantage of using 2SA2205-TL-E over 2SA1593T-TL-E?

A: The 2SA2205-TL-E provides improved saturation voltage (240 mV versus 600 mV @ 100 mA, 1 A) and higher transition frequency (300 MHz versus 120 MHz). These characteristics reduce switching losses and enable faster switching operation. However, 2SA2205-TL-E is Obsolete, making it unsuitable for new designs requiring long-term component availability.

Q: When should MJD32 series transistors be used instead of 2SA1593T-TL-E?

A: MJD32 series transistors are appropriate when applications require collector current exceeding 2 A or power dissipation exceeding 1 W. The MJD32 series is rated for 3 A and 15 W, providing design margin for higher-power applications. All MJD32 variants maintain 100 V collector-emitter breakdown voltage and TO-252-3 DPAK packaging, ensuring mechanical compatibility. MJD32 parts carry Active product status across multiple manufacturers.

Q: Are all substitute parts ROHS3 Compliant?

A: Yes. The 2SA1593S-TL-E, 2SA2205-TL-E, and all MJD32 series variants (MJD32CT4, MJD32C-13, MJD32C-TP, MJD32CQ-13) are ROHS3 Compliant and REACH Unaffected. All parts carry MSL 1 (Unlimited) moisture sensitivity rating.

Q: What is the difference between MJD32CT4 and MJD32C-13?

A: Both parts are rated for 3 A collector current, 100 V collector-emitter breakdown voltage, and TO-252-3 DPAK packaging. MJD32CT4 is manufactured by STMicroelectronics in Cut Tape & Digi-Reel packaging format. MJD32C-13 is manufactured by Diodes Incorporated in Tape & Reel format. Electrical specifications are identical. Selection depends on packaging preference and manufacturer availability.

Q: Can MJD32 series transistors be used in applications designed for 2 A maximum current?

A: Yes. MJD32 series transistors are rated for 3 A maximum collector current, which exceeds the 2 A requirement of the 2SA1593T-TL-E. Operating at 2 A is within the safe operating area of MJD32 devices. However, the DC Current Gain (hFE) of MJD32 series is significantly lower (10 @ 3 A, 4 V versus 200 @ 100 mA, 5 V for 2SA1593T-TL-E), requiring higher base drive current for equivalent collector current levels.

Q: What packaging formats are available for substitute parts?

A: The 2SA1593S-TL-E is supplied in Tape & Reel (TR) format. The 2SA2205-TL-E packaging format is not specified in available data. MJD32 series parts are available in multiple formats: MJD32CT4 and MJD32CT4-A in Cut Tape (CT) & Digi-Reel format; MJD32C-13, MJD32C-TP, and MJD32CQ-13 in Tape & Reel (TR) format. Selection should align with assembly process requirements.