PUMH14,115 Equivalent & Substitute Parts

Part Overview

The PUMH14,115 is a pre-biased dual NPN bipolar transistor manufactured by Nexperia USA Inc., designed for surface mount applications in the 6-TSSOP package. This component integrates two NPN transistors with internal biasing resistors, eliminating the need for external base resistor networks in many circuit configurations. The part is active in production status and carries automotive-grade qualification under AEC-Q100, making it suitable for demanding industrial and automotive applications. Substitute parts are identified when equivalent electrical performance and mechanical compatibility are required due to supply constraints, design flexibility, or application-specific parameter optimization.

Key Parameters

Parameter	Value	Unit
Transistor Type	2 NPN - Pre-Biased (Dual)	—
Maximum Collector Current (Ic)	100	mA
Collector-Emitter Breakdown Voltage (Max)	50	V
Base Resistor (R1)	47	kOhms
DC Current Gain (hFE Min)	100	@ 1mA, 5V
Vce Saturation (Max)	150	mV @ 500µA, 10mA
Maximum Power Dissipation	300	mW
Package Type	6-TSSOP / SC-88 / SOT-363	—
Mounting Type	Surface Mount	—
Grade	Automotive	—
Qualification	AEC-Q100	—
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitution of the PUMH14,115 is determined by strict adherence to the following electrical and mechanical criteria:

Primary Substitution Criteria:

Transistor configuration: 2 NPN - Pre-Biased (Dual)
Maximum collector current: 100 mA
Collector-emitter breakdown voltage: 50 V
Package compatibility: 6-TSSOP, SC-88, or SOT-363
Surface mount mounting type
RoHS3 compliance and MSL 1 rating

Secondary Consideration Parameters:

Base resistor value (R1): Determines input impedance and switching characteristics
DC current gain (hFE): Affects amplification and switching speed
Vce saturation voltage: Influences power dissipation and switching performance
Maximum power dissipation: Must meet or exceed application requirements
Automotive grade and AEC-Q100 qualification for safety-critical applications

Substitute parts are grouped by base resistor configuration, as this parameter directly affects circuit behavior and application suitability. Parts with identical or functionally equivalent R1 values are considered primary substitutes. Parts with different R1 values are secondary substitutes and require circuit evaluation for compatibility.

Parameter Comparison

Part Number	Manufacturer	Ic (Max) mA	Vce(br) V	R1 kOhms	hFE Min	Vce Sat mV	Power mW	Package	AEC-Q100
PUMH14,115	Nexperia USA Inc.	100	50	47	100 @ 1mA, 5V	150 @ 500µA, 10mA	300	6-TSSOP	Yes
DDC113TU-7-F	Diodes Incorporated	100	50	1	100 @ 1mA, 5V	300 @ 1mA, 10mA	200	SOT-363	No
DDC114TU-7-F	Diodes Incorporated	100	50	10	100 @ 1mA, 5V	300 @ 100µA, 1mA	200	SOT-363	No
DDC143TU-7-F	Diodes Incorporated	100	50	4.7	100 @ 1mA, 5V	300 @ 250µA, 2.5mA	200	SOT-363	No
MUN5211DW1T1G	onsemi	100	50	10	35 @ 5mA, 10V	250 @ 300µA, 10mA	250	SC-88/SOT-363	No
MUN5212DW1T1G	onsemi	100	50	22	60 @ 5mA, 10V	250 @ 300µA, 10mA	250	SC-88/SOT-363	No
MUN5213DW1T1G	onsemi	100	50	47	80 @ 5mA, 10V	250 @ 300µA, 10mA	250	SC-88/SOT-363	No
MUN5214DW1T1G	onsemi	100	50	10 / 47	80 @ 5mA, 10V	250 @ 300µA, 10mA	250	SC-88/SOT-363	No
MUN5215DW1T1G	onsemi	100	50	10	160 @ 5mA, 10V	250 @ 1mA, 10mA	250	SC-88/SOT-363	No
MUN5216DW1T1G	onsemi	100	50	4.7	160 @ 5mA, 10V	250 @ 1mA, 10mA	250	SC-88/SOT-363	No
MUN5230DW1T1G	onsemi	100	50	1	3 @ 5mA, 10V	250 @ 5mA, 10mA	250	SC-88/SOT-363	No

Engineering Selection Recommendations

Primary Substitute (Matched R1 Configuration):

MUN5213DW1T1G is the primary substitute for PUMH14,115. Both parts feature identical 47 kOhm base resistor values, ensuring equivalent input impedance and switching characteristics. The MUN5213DW1T1G maintains the same maximum collector current (100 mA), collector-emitter breakdown voltage (50 V), and surface mount package compatibility (SC-88/SOT-363). While the MUN5213DW1T1G has a lower maximum power dissipation (250 mW versus 300 mW) and different hFE measurement conditions, these differences do not preclude substitution in applications designed for the PUMH14,115 specifications. The MUN5213DW1T1G is active in production status with RoHS3 compliance and MSL 1 rating.

Secondary Substitutes (Alternative R1 Configurations):

DDC114TU-7-F (10 kOhm R1), MUN5211DW1T1G (10 kOhm R1), MUN5214DW1T1G (10 kOhm / 47 kOhm R1), and MUN5215DW1T1G (10 kOhm R1) are secondary substitutes suitable for applications where higher input impedance is acceptable. These parts maintain electrical compatibility with the primary specifications but require circuit evaluation due to different base resistor values.

DDC143TU-7-F (4.7 kOhm R1) and MUN5216DW1T1G (4.7 kOhm R1) are secondary substitutes for applications requiring lower input impedance and faster switching response.

DDC113TU-7-F (1 kOhm R1) and MUN5230DW1T1G (1 kOhm R1) are secondary substitutes for applications requiring minimal input impedance and maximum switching speed, though the MUN5230DW1T1G exhibits significantly lower hFE (3 @ 5mA, 10V) and is suitable only for specific low-gain applications.

All substitute parts are active in production status and comply with RoHS3 requirements. Automotive-grade qualification (AEC-Q100) is specific to the PUMH14,115; substitute parts from Diodes Incorporated and onsemi do not carry this designation and require evaluation for safety-critical automotive applications.

Frequently Asked Questions (FAQ)

Q: Can MUN5213DW1T1G directly replace PUMH14,115 without circuit modification?

A: MUN5213DW1T1G is the closest functional equivalent, featuring identical 47 kOhm base resistor configuration and matching electrical specifications. Direct substitution is supported for applications within the specified electrical operating range. The lower maximum power dissipation (250 mW versus 300 mW) requires verification that thermal design margins remain adequate.

Q: What is the significance of the base resistor (R1) value in substitution decisions?

A: The base resistor value directly determines input impedance and switching characteristics. Parts with identical R1 values (47 kOhm) maintain equivalent circuit behavior. Parts with different R1 values require circuit analysis to confirm compatibility with input signal levels and switching speed requirements.

Q: Are Diodes Incorporated DDC series parts suitable for automotive applications?

A: DDC series parts (DDC113TU-7-F, DDC114TU-7-F, DDC143TU-7-F) do not carry AEC-Q100 qualification. For safety-critical automotive applications requiring automotive-grade components, the PUMH14,115 or MUN5213DW1T1G are appropriate selections. For non-safety-critical automotive applications, DDC series parts may be evaluated based on specific design requirements.

Q: What package options are available across substitute parts?

A: All substitute parts are compatible with 6-TSSOP, SC-88, and SOT-363 package designations. Physical footprint compatibility is maintained across all listed substitutes, supporting direct PCB layout compatibility.

Q: How do hFE specifications differ between PUMH14,115 and substitute parts?

A: PUMH14,115 specifies hFE minimum of 100 at 1 mA and 5 V. Substitute parts specify hFE at different measurement conditions (typically 5 mA and 10 V), resulting in different reported values. Direct hFE comparison requires normalization to identical measurement conditions. MUN5213DW1T1G reports hFE of 80 at 5 mA and 10 V, which is functionally equivalent for most applications.

Q: What is the impact of Vce saturation voltage differences on circuit performance?

A: PUMH14,115 specifies Vce saturation of 150 mV at 500 µA and 10 mA. Substitute parts typically specify 250-300 mV at different current conditions. Higher saturation voltage increases power dissipation in saturated switching applications. Applications with tight power budgets require thermal analysis to confirm acceptability of higher saturation voltages.

Q: Are all substitute parts RoHS3 compliant?

A: Yes, all listed substitute parts are RoHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating, matching the PUMH14,115 environmental compliance profile.

Q: Which substitute part offers the best overall compatibility with PUMH14,115?

A: MUN5213DW1T1G provides the highest functional compatibility, featuring identical 47 kOhm base resistor configuration, matching maximum ratings, and active production status. This part is the recommended primary substitute when PUMH14,115 availability is constrained.

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