BZT52C24LP-TP Equivalent & Substitute Parts

Part Overview

The BZT52C24LP-TP is a Zener diode rated at 24 V nominal voltage with 250 mW power dissipation, manufactured by Micro Commercial Co in SOD-882 surface mount package. This component is classified as obsolete, necessitating identification of active equivalent alternatives for new designs and ongoing production requirements. Substitute parts must maintain electrical performance within the specified tolerance and thermal operating range while meeting current component availability and compliance standards.

Key Parameters

Parameter	Value	Unit
Voltage - Zener (Nom)	24	V
Power - Max	250	mW
Tolerance	±6%	—
Impedance (Max)	70	Ohms
Current - Reverse Leakage @ Vr	100	nA @ 16.8 V
Voltage - Forward (Max) @ If	900	mV @ 10 mA
Operating Temperature Range	-65 to 150	°C
Mounting Type	Surface Mount	—
Package / Case	SOD-882	—

Substitute Part Grouping Explanation

Substitution of the BZT52C24LP-TP is determined by equivalence in the following critical parameters:

Zener Voltage (Vz): 24 V nominal
Power Dissipation: 250 mW maximum
Impedance (Zzt): 70 Ohms maximum
Operating Temperature Range: -65°C to 150°C
Mounting Type: Surface Mount
Package Classification: SOD-882 footprint compatibility

The substitute parts BZX884-B24,315 and BZX884-C24,315 from Nexperia USA Inc. satisfy all critical electrical parameters and maintain the same thermal operating range. Both substitutes are active products with current manufacturing status and enhanced compliance certifications including AEC-Q100 automotive qualification. Tolerance specifications vary between the main part (±6%) and substitutes (±2% and ±5% respectively), with tighter tolerances in substitutes providing improved voltage regulation accuracy.

Parameter Comparison

Parameter	BZT52C24LP-TP (Main)	BZX884-B24,315	BZX884-C24,315
Manufacturer	Micro Commercial Co	Nexperia USA Inc.	Nexperia USA Inc.
Voltage - Zener (Nom)	24 V	24 V	24 V
Tolerance	±6%	±2%	±5%
Power - Max	250 mW	250 mW	250 mW
Impedance (Max)	70 Ohms	70 Ohms	70 Ohms
Current - Reverse Leakage @ Vr	100 nA @ 16.8 V	50 nA @ 16.8 V	50 nA @ 16.8 V
Voltage - Forward (Max) @ If	900 mV @ 10 mA	900 mV @ 10 mA	900 mV @ 10 mA
Operating Temperature	-65°C to 150°C	-65°C to 150°C	-65°C to 150°C
Product Status	Obsolete	Active	Active
Grade	—	Automotive	Automotive
Qualification	—	AEC-Q100	AEC-Q100
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

BZX884-B24,315 is the primary substitute for the BZT52C24LP-TP. This part maintains all critical electrical specifications while offering active product status, tighter voltage tolerance (±2%), and lower reverse leakage current (50 nA versus 100 nA). The component carries AEC-Q100 automotive qualification and Nexperia manufacturing support, ensuring long-term availability and supply chain stability. The improved tolerance specification provides enhanced voltage regulation performance in applications requiring tighter zener voltage control.

BZX884-C24,315 serves as an alternative substitute with ±5% voltage tolerance, positioning it between the original part's ±6% specification and the tighter ±2% tolerance of the B-grade variant. This part is suitable for applications where the original tolerance specification is acceptable and cost optimization is a consideration. Both Nexperia substitutes maintain identical power dissipation, impedance, and thermal operating characteristics as the original BZT52C24LP-TP.

All three parts comply with ROHS3 and REACH regulatory requirements with unlimited moisture sensitivity classification (MSL 1), supporting deployment in standard manufacturing environments without special handling protocols.

Frequently Asked Questions (FAQ)

Q: Can BZX884-B24,315 or BZX884-C24,315 be used as direct replacements for BZT52C24LP-TP?

A: Yes. Both Nexperia parts satisfy all critical electrical parameters: 24 V nominal zener voltage, 250 mW power dissipation, 70 Ohms maximum impedance, and -65°C to 150°C operating temperature range. The substitutes maintain identical forward voltage characteristics and reverse leakage specifications within acceptable engineering tolerances.

Q: What is the difference between BZX884-B24,315 and BZX884-C24,315?

A: The primary difference is voltage tolerance specification. BZX884-B24,315 provides ±2% tolerance, while BZX884-C24,315 provides ±5% tolerance. Both parts are electrically and mechanically equivalent in all other parameters. Selection depends on application voltage regulation requirements.

Q: Are there package compatibility considerations when substituting these parts?

A: All three parts are classified as SOD-882 surface mount packages. The Nexperia substitutes use DFN1006-2 supplier device packaging, which maintains SOD-882 footprint compatibility for PCB assembly. No layout modifications are required for substitution.

Q: Why is the BZT52C24LP-TP classified as obsolete?

A: The BZT52C24LP-TP is no longer in active production by Micro Commercial Co. The Nexperia BZX884 series represents the current generation of equivalent 24 V zener diodes with enhanced specifications and active manufacturing support.

Q: Do the substitute parts carry automotive qualification?

A: Yes. Both BZX884-B24,315 and BZX884-C24,315 are automotive-grade components with AEC-Q100 qualification, exceeding the qualification status of the original BZT52C24LP-TP. This qualification is applicable for automotive and industrial applications requiring enhanced reliability standards.

Q: What is the reverse leakage current difference between the main part and substitutes?

A: The BZT52C24LP-TP specifies 100 nA maximum reverse leakage at 16.8 V. Both Nexperia substitutes specify 50 nA maximum at the same voltage, representing a 50% reduction in leakage current. This improvement enhances circuit performance in applications sensitive to leakage-induced bias drift.

Q: Are moisture sensitivity and compliance ratings identical across all three parts?

A: Yes. All three parts carry MSL 1 (Unlimited) moisture sensitivity classification, ROHS3 compliance, and REACH Unaffected status. No differences exist in environmental handling, storage, or regulatory compliance requirements.

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