This document summarizes a noise filter product that contains two π-type RC filter circuits on a single 1206-sized chip. The filter is designed for USB interfaces in information and entertainment equipment to reduce noise. It features a compact size and low cost due to including two filter circuits on a single chip. The product contains four industrial property rights and has specifications for resistance, capacitance, voltage rating, and operating temperature range.

1. Noise filter
π type R / C filter for USB interface
Extension of product line-up Industry/Field: OA / Information, Amusement
2 pairs of π type R / C filter circuits for USB interface in 1206 chip
• Development Target:
Noise filter for information and amusement
equipment containing USB interface
• Features:
Including 2 circuits of π type R / C filter in a chip
Smallest SMD R / C filter (1206 size)
Space saving and low placing cost
• Number of industrial property rights: 4
• Construction: • Characteristics/specifications:
0.20 0.35 10 Ω to 100 kΩ : ±5%
Resistance Values
10 9 8 7 Standard : R1=15Ω, 27Ω / R2=15kΩ
Rated Power 0.063 W (per Resistor element)
0.20
10 pF to 100 pF : +30% / –20%
1.60
Capacitance Values
0.45
1 6 Standard : C1=47 pF
Max. Voltage 12V
Category Temperature Range
2 3 4 5 –25 ˚C to +85 ˚C
0.635 (Operating Temperature Range)
3.20 0.65
0.30 s Circuit 10 9 8 7
0.30
R2 R1 R1 R2
1 6
C1 C1
Unit (mm)
2 3 4 5
• Applications/usage examples: • Explanation of part numbers:
• USB I / O interface 1 2 3 4 5 6 7 8 9 10 11
E Z A D L U 0 1 A A J
R2
Product Item code R / C circuit for Design Product
R1 C1 USB, 1206size number version
USB USB Resistance
tolerance
Driver Connector
R1 C1
R2