CMP-Q Series High Power Anti-Surge Chip Resistors

Specifications are subject to change without notice.

Users should verify actual device performance in their specific applications.

The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.

Construction

OVERCOAT

(BLACK)

CONDUCTOR

Sn PLATING

CERAMIC SUBSTRATE

RESISTIVE

ELEMENT

Ni PLATING

Rated Voltage

The rated voltage is calculated by the following formula:

V= P X R

V: Rated Voltage (V)

P: Rated Power (W)

R: Resistance Value (W)

Environmental Characteristics

Moisture Sensitivity Level...........................................................1

Derating Curve

Ambient Temperature (°C)

70

155

100

-55

Soldering Profile

25

75

125

175

225

275

050

100

150

200

250

300

Time (seconds)

60 - 120 seconds

90 - 150

seconds

260 °C peak

190 °C

150 °C

220 °C

Ramp Down

6 °C/second

255 °C

Maximum of 20 seconds between

+255 °C and +260 °C

Ramp Up

3 °C/second maximum

10 seconds minimum

<1>

<1>