PL-400CP pressureless silver sinter paste

Non Pressure Sinter Silver Paste PL-400CP

PL-400CP
Silver sintering paste for non-pressure sintering on copper surfaces, designed for stable dispensing, high thermal conductivity and reliable heat dissipation in high-power devices.
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PL-400CP Pressureless Silver Sinter Paste

A pressureless silver sinter paste optimized for copper surfaces, with stable dispensing, high thermal conductivity and a uniform silver layer after sintering.

>200 W/m·KThermal conductivity
<6 μΩ·cmElectrical resistivity
Copper SurfacePressureless die attach
PL-400CP Pressureless Silver Sinter Paste
PL-400CP Pressureless Silver Sinter Paste

Pressureless silver sintering directly on copper surfaces

PL-400CP is designed for non-pressure sintering on copper. It supports stable dispensing and forms a uniform silver layer that helps high-power devices transfer heat more efficiently than conventional solder joints.

01

Copper-Surface Formulation

Developed for pressureless sintering on copper metallization.

02

High Thermal Conductivity

Specified thermal conductivity exceeds 200 W/m·K.

03

Low Electrical Resistivity

Specified resistivity is below 6 μΩ·cm.

04

Stable Dispensing

Rheology supports controlled dispensing during die-attach processing.

05

Uniform Sintered Layer

Forms a consistent silver bond layer under the selected heating profile.

06

Eight-Hour Work Life

Specified work life is eight hours at 19–25°C.

Product Specifications

Technical data for engineering evaluation. Final process settings should be confirmed against the selected substrate, package dimensions and production equipment.

Recommended Use

Recommended for pressureless die attachment on copper surfaces in high-power electronic devices. Dispense the paste in a suitable pattern, place the die evenly, and confirm the heating profile for the actual package and bond area.

Product Name
PL-400CP Pressureless Silver Sinter Paste
Material Type
Pressureless silver sinter paste for copper surfaces
Viscosity
9±2 Pa·s at 25°C, @100 s⁻¹ rheometer
Density
4.8 g/cm³ before sintering
Solid Content
>80%, TGA
CTE
14.37 ppm
Thermal Conductivity
>200 W/m·K
Electrical Resistivity
<6 μΩ·cm
Applicable Surface
Cu
Melting Point
961°C
Work Life
8 hours at 19–25°C
Storage Temperature
-10°C to 0°C
Shelf Life
6 months

Typical Applications

Application suitability should be confirmed against substrate finish, material dimensions, processing atmosphere and reliability requirements.

Application 015G Power Amplifiers
Application 02High-Power LEDs
Application 03SiC Discrete Devices
Application 04Power Semiconductor Packages

Need PL-400CP for copper-surface die attach?

Provide the copper finish, die dimensions, bond area and available oven profile for pressureless sintering review.

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