664_12 [TTELEC]

Isolated and bussed circuits; 孤立乘坐大巴电路


型号：	664_12
厂家：	TT Electronics
描述：	Isolated and bussed circuits 孤立乘坐大巴电路
文件：	总3页 (文件大小：390K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

Nichrome Resistor Networks

on Ceramic Substrates

Models 664, 667, 668

• Isolated and bussed circuits

• Thin ﬁlm resistor network

• 0.150” SOIC packages

• RoHS compliant

Features

Passivation coating provides protection in humid environments

Precision Nichrome Resistors on Ceramic

Excellent frequency response

Excellent long term resistance stability

JEDEC 95, MS-012

(SOIC narrow body in 8, 14 and 16 lead pin counts)

Industry Standard Packaging

Ratio Tolerances

0.05ꢀ

TCR Tracking Tolerances

5 ppmꢁ/C

Schematics



Electrical¹

Standard Resistance Range²

1K ohms to 100K ohms (Isolated)

1K ohms to 20K ohms (Bussed)

± 25 ppm/°C

± 5 ppm/°C

TCR

TCR Tracking

-55°C to +125°C

< 2pF

Operating Temperature Range

Interlead Capacitance

Insulation Resistance

≥ 10,000 Megohms

100 Vdc or √ PR

-40 dB

Maximum Operating Voltage

Noise, Maximum (MIL-STD-202, Method 308)

Resistor Power Rating at 70/C

0.1 Watts

1 Speciﬁcations subject to change without notice.

2 E96 codes available.

General Note

TT electronics reserves the right to make changes in product speciﬁcation without notice or liability.

All information is subject to TT electronics’ own data and is considered accurate at time of going to print.

www.bitechnologies.com www.irctt.com www.welwyn-tt.com

01.12

Nichrome Resistor Networks

on Ceramic Substrates

Models 664, 667, 668

Package Power And Derating Curve

Model

Package Power @ 70/C(watts)³

664

667

668

0.4

0.5

Environmental (Mil-R-83401)

Thermal Shock plus Power Conditioning

ΔR 0.25ꢀ

Short Time Overload

ΔR 0.1ꢀ

Terminal Strength

Moisture Resistance

ΔR 0.2ꢀ

Mechanical Shock

ΔR 0.25ꢀ

Vibration

ΔR 0.25ꢀ

Low Temperature Operation

High Temperature Exposure

Load Life, 1,000 Hours

Resistance to Solder Heat

Dielectric Withstanding Voltage

Temperature Exposure, Maximum

Marking Permanency

ΔR 0.1ꢀ

100V for 1 minute

215/C for 3 minutes

MIL-STD-202, Method 215

MIL-STD-202, Method 208

UL-94V-0 Rated

-65/C to +125/C

Lead Solderability

Flammability

Storage Temperature Range

Mechanical

Lead Plating

100 matte Tin (RoHS)

Copper Alloy

Lead Material

Lead Conﬁguration

Lead Coplanarity

Substrate Material

Resistor Material

Body Material

Gull Wing

0.004” (0.102 mm)

Alumina

Passivated Nichrome

Molded Epoxy

³Maximum power per resistor @ 70/C is 100 mW, not to exceed package power

General Note

TT electronics reserves the right to make changes in product speciﬁcation without notice or liability.

All information is subject to TT electronics’ own data and is considered accurate at time of going to print.

www.bitechnologies.com www.irctt.com www.welwyn-tt.com

01.12

Nichrome Resistor Networks

on Ceramic Substrates

Models 664, 667, 668

Ordering Information⁴

66 4 -A- 1002 A LF 7

Model Series:

66 = Passivated Nichrome

on Ceramic

Packaging Option:

7=7” Tape & Reel

13 = 13” Tape & Reel

(No Code used for Tubes)

Number of Leads:

4= 8 leads

7=14 leads

Lead Finish:

LF=Lead Free (RoHS)

8=16 leads

Tolerance Code

Resistance Code

Circuit Type:

A=Isolated

B=Bussed

Resistance Code⁴

First 3 digits are signiﬁcant. Fourth digit denotes number of trailing zeros. For values less than 100, use

“R” to denote a decimal point. Example, 51 and 10000 ohms are coded as 51R0 and 1002 respectively.

Standard values follow E96.

Resistance Tolerance Code

Accuracy Code at 25/C

Absolute Resistance Tolerances (ꢀ)

Ratio Tolerances (R1 Ref) (ꢀ)

0.1

0.05

0.1

0.5

0.1

1.0

0.5

Temperature Coefﬁcient of Resistance (ppmꢁ/C)

Temperature Coefﬁcient of Resistance, Tracking (ppmꢁ/C)

Packaging Options (Unit Count/Package Type)

Model + Pin count

Tubes

100

7” Tape & Reel

13” Tape & Reel

664

667

668

1000

500

2500

500

Typical Marking

Lot number printed

on backside of 664



4 Contact customer service for custom designs and features.

General Note

TT electronics reserves the right to make changes in product speciﬁcation without notice or liability.

All information is subject to TT electronics’ own data and is considered accurate at time of going to print.

www.bitechnologies.com www.irctt.com www.welwyn-tt.com

01.12

相关型号：