DPPM16D1K-F Film Capacitor Equivalent & Substitute Parts

Part Overview

The DPPM16D1K-F is a 1000 pF film capacitor manufactured by Cornell Dubilier Electronics (CDE) with a 1.6 kV DC voltage rating. This polypropylene metallized radial capacitor is designed for high-frequency switching, high-pulse applications, and snubber circuits. The part is currently active in production with 1071 units in stock. Alternative equivalent and substitute parts are available to accommodate different voltage requirements, tolerance specifications, and physical dimensions while maintaining functional compatibility within specified electrical parameters.

Key Parameters

Parameter	Value	Significance for Substitution
Capacitance	1000 pF	Must match exactly for direct substitution
Voltage Rating - DC	1600V (1.6kV)	Determines circuit voltage compatibility; higher ratings allow substitution
Voltage Rating - AC	500V	Specifies AC stress capability
Tolerance	±10%	Affects circuit precision requirements
Dielectric Material	Polypropylene (PP), Metallized	Determines electrical characteristics and temperature stability
Operating Temperature Range	-40°C ~ 105°C	Defines environmental operating limits
Mounting Type	Through Hole	Must match PCB assembly requirements
Package / Case	Radial	Physical form factor for board layout
Lead Spacing	0.827" (21.00mm)	Critical for PCB hole pattern compatibility
RoHS Status	ROHS3 Compliant	Regulatory compliance requirement

Substitute Part Grouping Explanation

Substitute parts for the DPPM16D1K-F are classified based on the following substitution criteria:

Upgrade Substitutes maintain identical capacitance (1000 pF), tolerance (±10%), dielectric material (polypropylene metallized), mounting type (through hole radial), and lead spacing (0.827" / 21.00mm), while offering higher voltage ratings. These parts are electrically and mechanically compatible with the original specification and can be used in applications requiring enhanced voltage margin.

Similar Substitutes maintain identical capacitance (1000 pF), voltage rating (1600V DC), dielectric material (polypropylene metallized), and mounting type (through hole radial), but differ in tolerance specification, physical dimensions, lead spacing, and operating temperature range. These parts require verification of PCB layout compatibility due to different lead spacing and dimensional characteristics.

Critical Parameters for Substitution:

Capacitance value must remain 1000 pF
Voltage rating must equal or exceed 1600V DC
Dielectric material must be polypropylene metallized
Mounting type must be through hole radial
Lead spacing compatibility with PCB design

Parameter Comparison

Parameter	DPPM16D1K-F (Main)	DPPM20D1K-F (Upgrade)	715P102516LD3 (Similar)
Manufacturer	Cornell Dubilier Electronics (CDE)	Cornell Dubilier Electronics (CDE)	Cornell Dubilier Electronics (CDE)
Series	DPPM	DPPM	Orange Drop® 715P
Capacitance	1000 pF	1000 pF	1000 pF
Tolerance	±10%	±10%	±5%
Voltage Rating - DC	1600V (1.6kV)	2000V (2kV)	1600V (1.6kV)
Voltage Rating - AC	500V	500V	500V
Dielectric Material	Polypropylene (PP), Metallized	Polypropylene (PP), Metallized	Polypropylene (PP), Metallized
Operating Temperature	-40°C ~ 105°C	-40°C ~ 105°C	-55°C ~ 85°C
Mounting Type	Through Hole	Through Hole	Through Hole
Package / Case	Radial	Radial	Radial
Size / Dimension	0.984" L x 0.256" W (25.00mm x 6.50mm)	0.984" L x 0.276" W (25.00mm x 7.00mm)	0.291" Dia x 1.252" L (7.40mm x 31.80mm)
Height - Seated (Max)	0.512" (13.00mm)	0.551" (14.00mm)	0.583" (14.80mm)
Lead Spacing	0.827" (21.00mm)	0.827" (21.00mm)	0.720" (18.30mm)
Termination	PC Pins	PC Pins	PC Pins
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected
Product Status	Active	Active	Active

Engineering Selection Recommendations

DPPM20D1K-F (Upgrade Substitute): This part is recommended for applications requiring enhanced voltage margin beyond the 1600V DC specification. The DPPM20D1K-F provides 2000V DC rating while maintaining identical capacitance, tolerance, dielectric material, and lead spacing. Physical dimensions increase marginally (height from 13.00mm to 14.00mm; width from 6.50mm to 7.00mm), requiring verification of PCB clearance. Both parts are ROHS3 compliant, REACH unaffected, and active in production. Lead spacing remains at 0.827" (21.00mm), ensuring direct PCB compatibility.

715P102516LD3 (Similar Substitute): This part maintains the 1600V DC voltage rating and 1000 pF capacitance but introduces significant differences in physical form factor and electrical characteristics. The lead spacing is 0.720" (18.30mm) versus 0.827" (21.00mm) on the main part, requiring PCB redesign. Tolerance is tighter at ±5% compared to ±10%. Operating temperature range is reduced to -55°C ~ 85°C. This part is suitable only when PCB layout can accommodate the different lead spacing and when the tighter tolerance and reduced upper temperature limit are acceptable. ROHS3 compliance and REACH unaffected status are maintained.

Selection Criteria:

Use DPPM20D1K-F when higher voltage rating is required and PCB clearance permits marginal dimensional increase
Use 715P102516LD3 only when PCB layout can be modified for 0.720" lead spacing and operating temperature does not exceed 85°C
All three parts maintain ROHS3 compliance and are suitable for high-frequency switching, high-pulse, and snubber applications

Frequently Asked Questions (FAQ)

Q: Can DPPM20D1K-F be used as a direct replacement for DPPM16D1K-F?

A: DPPM20D1K-F is electrically compatible as a direct substitute with identical capacitance (1000 pF), tolerance (±10%), dielectric material (polypropylene metallized), and lead spacing (0.827" / 21.00mm). Physical dimensions increase slightly (height from 13.00mm to 14.00mm; width from 6.50mm to 7.00mm). Verify PCB clearance before substitution. The higher 2000V DC rating provides additional voltage margin.

Q: Is 715P102516LD3 compatible with DPPM16D1K-F?

A: 715P102516LD3 shares identical capacitance (1000 pF), voltage rating (1600V DC), and dielectric material (polypropylene metallized) but differs significantly in lead spacing (0.720" versus 0.827"), physical dimensions, tolerance (±5% versus ±10%), and operating temperature range (-55°C ~ 85°C versus -40°C ~ 105°C). This part requires PCB layout modification and is not a direct drop-in replacement.

Q: What is the significance of lead spacing in substitution?

A: Lead spacing determines PCB hole pattern compatibility. DPPM16D1K-F and DPPM20D1K-F both use 0.827" (21.00mm) lead spacing and are mechanically interchangeable on the same PCB. The 715P102516LD3 uses 0.720" (18.30mm) lead spacing, requiring PCB redesign or manual lead bending, which is not recommended for production applications.

Q: Are all three parts RoHS compliant?

A: Yes, DPPM16D1K-F, DPPM20D1K-F, and 715P102516LD3 are all ROHS3 compliant and REACH unaffected, meeting current regulatory requirements for electronic components.

Q: What applications are these capacitors suitable for?

A: All three parts are rated for high-frequency switching, high-pulse DV/DT applications, and snubber circuits. The polypropylene metallized dielectric provides stable performance across the specified operating temperature ranges.

Q: Does tolerance affect substitution decisions?

A: Tolerance affects circuit precision. DPPM16D1K-F and DPPM20D1K-F both have ±10% tolerance. The 715P102516LD3 offers tighter ±5% tolerance, which may be beneficial in precision circuits but is not required for direct substitution. Circuits designed for ±10% tolerance will function with ±5% parts.

Q: What is the inventory status of substitute parts?

A: DPPM16D1K-F has 1071 units in stock. DPPM20D1K-F has 1222 units in stock. 715P102516LD3 has 1200 units in stock. All parts are listed as active products.

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