High frequency surface mount components
Chip attenuators with low noise, good high-frequency characteristics
Precision chip attenuators PAT series

Lead free
Halogen free
RoHS Compliance

PAT - Contents

PDF Catalogue
4 pages/

Recommended reflow soldering profile

Dimensions of
the packaging reel

Dimensions of
the packaging tape

※Since the land pattern differs for each series, it is described in the PDF catalogue for each series

PAT - Features & Applications

Features

One chip attenuator covers wide frequency range.
Wrap around terminal similar to regular chip resistors makes it easy to mount.
Sizes from 1005 to 3042 are offered, which contribute to miniaturization of devices.

Applications

Cell phone base stations
Wireless communication modules
Wide band measurement instrumentation

高精度チップアッテネータ

PAT - Specifications

◆Part numbering system

Precision chip attenuators

◆Electrical Specification

Type	PAT0510S			PAT0816			PAT1220	PAT1632		PAT3042S
Attenuation	0～3dB (1dB step)	4～7dB (1dB step)	8～10dB (1dB step)	0～3dB (1dB step)	4～7dB (1dB step)	8～10dB (1dB step)	0～10dB (1dB step)	0～10dB (1dB step)	16dB	0～10dB (1dB step)	16,20dB
Attenuation tolerance	±0.3dB	±0.5dB	±0.7dB	±0.3dB	±0.5dB	±0.7dB	±0.3dB	±0.3dB	±0.5dB	±0.3dB	±0.5dB
Impedance	50Ω(C)			50Ω(C)				50Ω(C)		50Ω(C), 75Ω(D)
VSWR	<1.3			<1.3(～6GHz), <1.5(6～10GHz)			<1.3	<1.3		<1.2(50Ω), <1.3(75Ω)
Operating frequency	DC～10GHz			DC～10GHz				DC～3GHz		50Ω：DC～3GHz 75Ω：DC～2GHz
Rated power	32mW			64mW			100mW	125mW		250mW
Rated operating temperature	70℃
Operating temperature	－55℃～＋125℃
Packaging quantity	10,000pcs/reel(T10)			100pcs/ Bag (B) 1,000pcs/reel(T1), 5,000pcs/reel(T5)						50pcs/ Bag (B) 1,000pcs/reel(T1) 2,000pcs/reel(T2)

◆Equivalent Circuit and pin arrangement

Precision chip attenuators

◆Dimensions

Precision chip attenuators

Type	Size (inch)	L	W	t	a	c	b
PAT0510S	0402	1.00±0.05	0.50±0.05	0.34±0.05	0.12±0.04	0.27±0.05	0.25±0.05

(unit：mm)

Type	Size (inch)	L	W	t	a	b	W1	W2	W3	W4
PAT0816	0603	1.60±0.10	0.80±0.10	0.40±0.10	0.50±0.15	0.50±0.10	0.25±0.10	0.15±0.10	0.20±0.10	ー
PAT1220	0805	2.00±0.10	1.25±0.10	0.40±0.10	0.50±0.20	0.60±0.20	0.40±0.20	0.40±0.20	0.35±0.20	< 0.25
PAT1632	1206	3.20±0.20	1.60±0.20	0.40±0.10	1.00±0.25	1.00±0.25	0.55±0.25	0.40±0.25	0.40±0.20	ー

(unit：mm)

Type	Size (inch)	L	W	t	a	b	Lb
PAT3042S 50Ω(C)	1612	4.20±0.20	3.00±0.20	0.80±0.15	0.80±0.20	0.50±0.20	3.10±0.20
PAT3042S 75Ω(D)	1612	4.20±0.20	3.00±0.20	0.80±0.15	0.80±0.20	0.30±0.20	3.50±0.20

Type	W1	W2	Wa	W3	W4	Wb
PAT3042S 50Ω(C)	0.95±0.20	0.80±0.20	1.05±0.20	0.95±0.20	0.95±0.20	0.95±0.20
PAT3042S 75Ω(D)	0.55±0.20	0.60±0.20	1.55±0.20	0.55±0.20	0.60±0.20	1.55±0.20

(unit：mm)

※Detailed information other than the above is described in PDF.

PDF Catalogue / 4 pages

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Selection Guide

Product Catalogue

Products Category

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Power choke coils
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Sample kits
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High-precision and stable electrical characteristics, less the over-time drift.

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The current sensing resistors which cover a wide range of high-power and miniaturization needs.

Power choke coils
Power choke inductors are optimized for removing high-frequency noise in power supply.

High frequency surface mount components
Excellent high-frequency characteristics, cover a wide frequency band with low noise.

Sample kits
Sample kit with the same size and accuracy and different resistance.