Datasheet> 器件分类 > 模拟混合信号IC> 过滤器> LTM455EU

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LTM455EU: 产品描述0.455 MHz, CERAMIC BPF; 产品类别模拟混合信号IC 过滤器; 文件大小76KB，共1页; 制造商ECS; 官网地址http://www.ecsxtal.com/; 标准

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LTM455EU概述

0.455 MHz, CERAMIC BPF

0.455 MHz, 陶瓷滤波器

LTM455EU规格参数

参数名称	属性值
是否Rohs认证	符合
Reach Compliance Code	compli
最大衰减频率 (+/- delta f)	355 kHz
最大频率时的衰减	27 dB
中心频率或截止频率 (fo/fc)	0.455 MHz
滤波器类型	CERAMIC BPF
高度	6.5 mm
输入/输出阻抗	1500 OHM
最大插入损耗	6 dB
长度	7 mm
制造商序列号	LTM455U
安装类型	THROUGH HOLE MOUNT
物理尺寸	L7.0XB7.0XH6.5 (mm)/L0.276XB0.276XH0.256 (inch)
宽度	7 mm
Base Number Matches	1

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LTM455U

SERIES

4 ELEMENT CERAMIC FILTER

Ultra small size high selectivity type ceramic

filter for communication use.

FEATURES

• Ultra small size

• 6.5 mm profile

• Bandwidths from 4KHz to 30KHz available

• High selectivity

• 4 elements

OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS

PART NUMBER

LTM455BU

LTM455CU

LTM455DU

LTM455EU

LTM455FU

LTM455GU

LTM455HU

LTM455IU

LTM455HTU

LTM455ITU

CENTER

FREQUENCY

(KHz)

455

±2.0

±1.5

±1.0

INSERTION

LOSS

(dB) MAX.

PASS BAND

RIPPLE

(dB) MAX.

6 dB

BANDWIDTH

(KHz) MIN.

±15

±12.5

±10

±7.5

±6

±4.5

±3

±2

±3

±2

40 dB

BANDWIDTH

(dB) MAX.

±30

±24

±20

±15

±12.5

±10

±9

±7.5

±9

±7.5

STOP BAND ATT.

±100KHZ

(dB) MIN.

INPUT / OUTPUT

IMPEDANCE

(Ω)

1500

2000

PACKAGE DIMENSIONS (mm)

INPUT

OUTPUT

6.5

LTMU

GROUND

S.S.G.

0.8

V.M.

Rg+R1=R2=input/output impedance

2.4 1.8 0.8

4.3

Figure 2) LTM455U – Measuring Circuit

Connection

1 Input

LTM455BU

LTM455EU

4.3

2 Output

3 Ground

4 Ground

Attenuation (dB)

LTM455HU

2.4 1.8 0.8

Figure 1) LTM455U – Front, Side and Bottom views

410 420 430 440 450 460 470 480 490 500

Frequency (KHz)

Note: To avoid potential problems, connect the output to an

IF amplifier through a DC cut capacitor.

Avoid applying a direct current to output end of the ceramic

filters (between

➂

and

Figure 3) LTM455U – Characteristics

ECS, INC. INTERNATIONAL

1105 S. RIDGEVIEW, OLATHE, KS 66062 • 913-782-7787 • 800-237-1041 • FAX 913-782-6991 • WWW.ECSXTAL.COM

CERAMIC FILTERS

LTM455EU相似产品对比

	LTM455EU	LTM455BU	LTM455CU	LTM455FU	LTM455GU	LTM455HU	LTM455IU	LTM455U	LTM45HTU	LTM45ITU
描述	0.455 MHz, CERAMIC BPF	0.455 MHz, CERAMIC BPF	0.455 MHz, CERAMIC BPF	0.455 MHz, CERAMIC BPF	0.455 MHz, CERAMIC BPF	0.455 MHz, CERAMIC BPF	0.455 MHz, CERAMIC BPF	0.455 MHz, CERAMIC BPF	0.455 MHz, CERAMIC BPF	0.455 MHz, CERAMIC BPF
最大插入损耗	6 dB	4 dB	4 dB	6 dB	6 dB	6 dB	6 dB	4 dB	4 dB	4 dB
安装类型	THROUGH HOLE MOUNT	THROUGH HOLE MOUNT	THROUGH HOLE MOUNT	THROUGH HOLE MOUNT	THROUGH HOLE MOUNT	THROUGH HOLE MOUNT	THROUGH HOLE MOUNT	THROUGH HOLE MOUNT	THROUGH HOLE MOUNT	THROUGH HOLE MOUNT
是否Rohs认证	符合	符合	符合	符合	符合	符合	符合	-	-	-
Reach Compliance Code	compli	compli	compli	compli	compli	compli	compli	-	-	-
最大衰减频率 (+/- delta f)	355 kHz	355 kHz	355 kHz	355 kHz	355 kHz	355 kHz	355 kHz	-	-	-
最大频率时的衰减	27 dB	27 dB	27 dB	27 dB	25 dB	25 dB	25 dB	-	-	-
中心频率或截止频率 (fo/fc)	0.455 MHz	0.455 MHz	0.455 MHz	0.455 MHz	0.455 MHz	0.455 MHz	0.455 MHz	-	-	-
滤波器类型	CERAMIC BPF	CERAMIC BPF	CERAMIC BPF	CERAMIC BPF	CERAMIC BPF	CERAMIC BPF	CERAMIC BPF	-	-	-
高度	6.5 mm	6.5 mm	6.5 mm	6.5 mm	6.5 mm	6.5 mm	6.5 mm	-	-	-
输入/输出阻抗	1500 OHM	1500 OHM	1500 OHM	2000 OHM	2000 OHM	2000 OHM	2000 OHM	-	-	-
长度	7 mm	7 mm	7 mm	7 mm	7 mm	7 mm	7 mm	-	-	-
制造商序列号	LTM455U	LTM455U	LTM455U	LTM455U	LTM455U	LTM455U	LTM455U	-	-	-
物理尺寸	L7.0XB7.0XH6.5 (mm)/L0.276XB0.276XH0.256 (inch)	L7.0XB7.0XH6.5 (mm)/L0.276XB0.276XH0.256 (inch)	L7.0XB7.0XH6.5 (mm)/L0.276XB0.276XH0.256 (inch)	L7.0XB7.0XH6.5 (mm)/L0.276XB0.276XH0.256 (inch)	L7.0XB7.0XH6.5 (mm)/L0.276XB0.276XH0.256 (inch)	L7.0XB7.0XH6.5 (mm)/L0.276XB0.276XH0.256 (inch)	L7.0XB7.0XH6.5 (mm)/L0.276XB0.276XH0.256 (inch)	-	-	-
宽度	7 mm	7 mm	7 mm	7 mm	7 mm	7 mm	7 mm	-	-	-
Base Number Matches	1	1	1	1	1	1	1	-	-	-

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