Datasheet > CRHM Series

CRHM Series

更新时间： 2024-10-15 18:09:51

品牌	Logo	应用领域
MERITEK		/
页数	文件大小	规格书
3页	639K
描述
CRHM Series \| SMD High Ohmic Chip Resistor

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CRHM Series 数据手册

Thick Film Chip Resistor

High Ohmic Type

CRHM Series

FEATURE



Operating temperature: -55 ~ +125°C

Highly reliable multilayer electrode construction

Extended resistance range (110MΩ ~ 1GΩ)

Applications: X-Ray equipment, low signal detection or amplification

circuits, high input impedance quartz amplifiers, testing devices

PART NUMBERING SYSTEM

CRHM 0805 W 207 J M

(1)

(2)

(3)

(4)

(5) (6)

Item

Code

CRHM

0805

Description

High Ohmic Chip Resistor

EIA size

Series Reference

(1)

(2)

(3)

(4)

(5)

(6)

Meritek Series

Size Code

Power Rating

Resistance

Tolerance

TCR

SMD Type

1206

W: 1/8W

V: 1/4W

207

207: 200MΩ

117:110MΩ ~ 108:1GΩ

-5% ~ +5%

J: ±5%

M: ±500 (PPM/°C)

N: ±1000 (PPM/°C)

STANDARD ELECTRICAL CHARACTERISTIC

Power

Rating

at 70°C

Operating

Temperature

Range

Max

Operating

Voltage

Max

Overload

Voltage

Resistance Range (Ω)

±5%

TCR

(PPM/°C)

Size

110MΩ ~ 500MΩ

510MΩ ~ 1GΩ

110MΩ ~ 500MΩ

510MΩ ~ 1GΩ

±500

±1000

±500

0805

1206

1/8W

1/4W

150V

200V

300V

400V

-55 ~ +125C

±1000

Notes:

1. Operating Voltage V= (P*R) or Maximum operating voltage listed to the left, whichever is lower.

√

(

)

2. Overload Voltage V=2.5*√ P*R or Maximum overload voltage listed to the left, whichever is lower.

DIMENSIONS

(mm)

Weight

(g/1kpcs)

Size

(mm)

1.30

1.60

0805

1206

2.00±0.10 1.25±0.10 0.50±0.10 0.35±0.20 0.40±0.20

3.10±0.10 1.55±0.10 0.55±0.10 0.50±0.25 0.50±0.20

1.20

2.00

0.70

0.90

4.368

8.947

CONSTRUCTION

Item

Construction

Item

Construction

Edge Electrode

Barrier Layer

Item

Construction

Resistor Layer

Alumina Substrate

Bottom Electrode

Top Electrode

Primary Overcoat

Secondary Overcoat

External Electrode

Rev. 7b 02/19/18

Meritek Electronics Corporation | www.meritekusa.com

12 3

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