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TDK Standard Metal Oxide Varistor 850 pF 1 A Clamping 77 V Varistor 39 V B72205S0250K101

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TDK Standard Metal Oxide Varistor 850 pF 1 A Clamping 77 V Varistor 39 V B72205S0250K101

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Category Varistor Brand TDK Condition New

Specifications

Country of Origin	India
Diameter	7mm
Brand	TDK
Material	Metal
THICKNESS	3.6mm
Length	8.5mm
Model	B72205S0250K101
Packaging	Bulk
Series	Standard
Energy Rating	0.7J
Maximum Operating Temperature	85°C
Capacitance	850pF
Minimum Operating Temperature	-40°C
Maximum dc Voltage	31V dc
Standards/Approvals	UL, CQC, IEC, CSA, VDE
Pin Count	2
Termination Style	Solder
Lead Pitch	5mm
Maximum AC Voltage	25V ac
Clamping Voltage VC	77V
Clamping Current	1A
Maximum Surge Current	100A
Varistor Voltage	39 V
Wurth Elektronik, WE-VD Varistor 830 pF 1 A, Clamping 86 V, Varistor 39 VBrand	Wurth Elektronik
Panasonic, V Surge Absorber 700 pF 1 A, Clamping 1815 V, Varistor 39 VBrand	Panasonic

Key Features

Standard radial epoxy-coated design with tinned copper leads.
Rated for surge current up to 100 A and energy rating of 0.7 J.
Clamping voltage of 77 V and varistor voltage of 39 V.
Operating temperature range from -40°C to 85°C.
Epoxy resin coated ceramic body ensures durability and reliability.
Pin pitch of 5 mm compatible with standard PCB mounting.
UL, CQC, IEC, CSA, and VDE approved for industrial use.

Product Description

TDK B72205S0250K101 Standard Metal Oxide Varistor is designed to protect electronic circuits from transient voltage surges, offering robust surge current handling and stable performance in industrial and commercial applications. Featuring a capacitance of 850 pF and a clamping current of 1 A, this varistor effectively clamps transient voltages up to 77 V while maintaining a varistor voltage of 39 V.

The device is constructed with a ceramic body coated in epoxy resin and equipped with tinned copper wire leads for reliable solder termination. Its compact dimensions include a diameter of 7 mm, length of 8.5 mm, and thickness of 3.6 mm, making it suitable for standard PCB installation with a 5 mm lead pitch.

This varistor is rated for a maximum surge current of 100 A (8/20 µs) and energy dissipation of 0.7 J (2 ms), ensuring robust protection against voltage spikes. The operating temperature range from -40°C to 85°C supports various industrial environments.

Certified under major international standards such as UL, CQC, IEC, CSA, and VDE, the product assures quality and safety compliance for diverse applications including power supplies, consumer electronics, telecommunications, and industrial machinery.

Standard radial epoxy-coated metal oxide varistor construction. 850 pF capacitance suitable for transient suppression. Rated clamping current of 1 A with 77 V clamping voltage. Compact size with 7 mm diameter and 8.5 mm length.

Reliable solder termination with tinned copper leads. Wide operating temperature range for versatile usage. Complies with UL, CQC, IEC, CSA, and VDE standards.

This varistor is an essential component for circuit protection in industrial, laboratory, manufacturing, and commercial electronics applications. Explore other reliable Varistors and surge protection components in the Electronics & Electricals catalog on EnvMart.