TIP116-BP Equivalent & Substitute Parts

Part Overview

The TIP116-BP is a PNP Darlington bipolar junction transistor manufactured by Micro Commercial Co, rated for 80 V collector-emitter breakdown voltage and 2 A maximum collector current in a TO-220AB through-hole package. This device is classified as obsolete, necessitating identification of equivalent and substitute components for ongoing design support and procurement continuity. Substitute parts are selected based on matching electrical ratings, mechanical compatibility, and thermal characteristics within the allowed parameter specifications for this transistor category.

Key Parameters

Parameter	Value	Unit
Transistor Type	PNP - Darlington	—
Voltage - Collector Emitter Breakdown (Max)	80	V
Current - Collector (Ic) (Max)	2	A
Power - Max	2	W
DC Current Gain (hFE) (Min) @ Ic, Vce	1000 @ 1A, 4V	—
Vce Saturation (Max) @ Ib, Ic	2.5V @ 8mA, 2A	V
Operating Temperature Range	-55 to 150	°C
Package / Case	TO-220-3	—
Mounting Type	Through Hole	—

Substitute Part Grouping Explanation

Substitute parts for the TIP116-BP are identified based on the following electrical and mechanical criteria:

Direct Equivalents (Identical Specifications): Parts that maintain the same transistor type (PNP - Darlington), voltage rating (80 V), current rating (2 A), power dissipation (2 W), DC current gain (1000 @ 1A, 4V), saturation voltage (2.5V @ 8mA, 2A), and TO-220-3 package configuration are classified as direct equivalents. These components provide pin-for-pin and functional interchangeability.

Functional Substitutes (Enhanced Ratings): Parts that exceed the TIP116-BP specifications in voltage or current capacity while maintaining PNP Darlington or compatible PNP topology, identical power rating (2 W), matching package (TO-220-3), and compatible operating temperature range are classified as functional substitutes. These components operate within the same thermal and mechanical envelope and support the same circuit interface requirements.

The following parameters determine substitution eligibility:

Transistor topology (PNP - Darlington or PNP)
Voltage rating ≥ 80 V
Current rating ≥ 2 A
Power rating = 2 W
Package = TO-220-3
Operating temperature range ≥ -55°C to 150°C
Through-hole mounting compatibility

Parameter Comparison

Parameter	TIP116-BP (Main)	TIP116G (Direct Equivalent)	TIP127L-BP (Functional Substitute)
Manufacturer	Micro Commercial Co	onsemi	Micro Commercial Co
Transistor Type	PNP - Darlington	PNP - Darlington	PNP
Voltage - Collector Emitter Breakdown (Max)	80 V	80 V	100 V
Current - Collector (Ic) (Max)	2 A	2 A	5 A
Power - Max	2 W	2 W	2 W
DC Current Gain (hFE) (Min) @ Ic, Vce	1000 @ 1A, 4V	1000 @ 1A, 4V	1000 @ 500mA, 3V
Vce Saturation (Max) @ Ib, Ic	2.5V @ 8mA, 2A	2.5V @ 8mA, 2A	4V @ 20mA, 5A
Current - Collector Cutoff (Max)	2mA	2mA	500µA
Operating Temperature Range	-55 to 150°C	-65 to 150°C	-55 to 150°C
Package / Case	TO-220-3	TO-220-3	TO-220-3
Mounting Type	Through Hole	Through Hole	Through Hole
Supplier Device Package	TO-220AB	TO-220	TO-220AB
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Obsolete	Last Time Buy	Active

Engineering Selection Recommendations

TIP116G (onsemi): The TIP116G is a direct equivalent to the TIP116-BP, providing identical electrical specifications and package configuration. This component is manufactured by onsemi and maintains PNP Darlington topology with 80 V voltage rating, 2 A current rating, and 2 W power dissipation. The TIP116G is classified as Last Time Buy, indicating limited future availability. Both components are ROHS3 compliant and REACH unaffected. The TIP116G supports an extended operating temperature range of -65°C to 150°C compared to the TIP116-BP range of -55°C to 150°C. Pin-for-pin substitution is supported without circuit modification.

TIP127L-BP (Micro Commercial Co): The TIP127L-BP is a functional substitute offering enhanced electrical ratings while maintaining mechanical and thermal compatibility. This component provides 100 V voltage rating (versus 80 V) and 5 A current rating (versus 2 A), both exceeding TIP116-BP specifications. The TIP127L-BP is classified as Active, ensuring long-term availability and procurement continuity. Both components are manufactured by Micro Commercial Co and are ROHS3 compliant. The TIP127L-BP maintains the same 2 W power rating, TO-220-3 package, and -55°C to 150°C operating temperature range. The TIP127L-BP is a standard PNP transistor rather than Darlington topology; however, it maintains the required DC current gain specification of 1000 minimum. Pin-for-pin substitution is supported.

Frequently Asked Questions (FAQ)

Q: Can the TIP116G be used as a direct replacement for the TIP116-BP?

A: Yes. The TIP116G provides identical electrical specifications including 80 V voltage rating, 2 A current rating, 2 W power dissipation, and 1000 minimum DC current gain. Both components use TO-220-3 package configuration and support through-hole mounting. Pin-for-pin substitution is supported without circuit modification.

Q: What is the primary difference between the TIP116-BP and TIP127L-BP?

A: The TIP127L-BP provides enhanced voltage and current ratings (100 V and 5 A respectively) compared to the TIP116-BP (80 V and 2 A). The TIP127L-BP is a standard PNP transistor, while the TIP116-BP is a PNP Darlington configuration. Both maintain identical power rating (2 W), package type (TO-220-3), and operating temperature range (-55°C to 150°C). The TIP127L-BP is classified as Active, providing superior long-term availability.

Q: Are the TIP116-BP and TIP127L-BP pin-compatible?

A: Yes. Both components use TO-220-3 package configuration with identical pin assignments. Pin-for-pin substitution is supported. However, the TIP127L-BP exhibits different saturation voltage characteristics (4V @ 20mA, 5A versus 2.5V @ 8mA, 2A), which may affect circuit performance in applications sensitive to saturation voltage behavior.

Q: What is the significance of the TIP116-BP being classified as Obsolete?

A: Obsolete classification indicates that the TIP116-BP is no longer manufactured and existing inventory is limited. The TIP116G (Last Time Buy) and TIP127L-BP (Active) provide alternative sources for equivalent or enhanced functionality. For new designs or long-term production requirements, the TIP127L-BP is recommended due to its Active status and assured availability.

Q: Can the TIP127L-BP be used in circuits designed for the TIP116-BP without modification?

A: Pin-for-pin substitution is supported. However, circuit performance may differ due to enhanced electrical ratings and different saturation voltage characteristics. Applications requiring precise saturation voltage control or operating at the TIP116-BP current and voltage limits should be evaluated for compatibility with the TIP127L-BP specifications.

Q: What packaging options are available for these substitute parts?

A: The TIP116-BP and TIP116G are supplied in TO-220AB package configuration. The TIP127L-BP is supplied in TO-220AB package configuration. All three components support through-hole mounting and are compatible with standard PCB assembly processes.

Q: Are all three components RoHS compliant?

A: Yes. The TIP116-BP, TIP116G, and TIP127L-BP are all ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements for electronic component manufacturing and distribution.

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