MLX90247 family

Discrete Infrared Thermopile Detectors

3901090247

Page 3 of 9

Data Sheet

Rev. 004

Oct/07

3. Glossary of Terms

IR: Infrared. Every object emits infrared radiation in relation to its temperature. This effect can be used to

measure the temperature without the need for physical contact.

PTC: On-chip thermistor which resistance increases with rising temperature (Positive Thermal Coefficient)

4. Pin Definitions and Descriptions

1

4

3

2

TO-39 package - connections

Top view = pins down

P in

Sy m b o l

D e s c r ip t io n

1 O u t I r +

I nf r a r e d T h e r m o p ile p o s it iv e o u t p u t

2 R s e ns

T h e r m is t o r - a m b ie nt ( d ie ) t e m p e r a t u r e s e ns o r

3 O u t I r -

I nf r a r e d T h e r m o p ile ne g a t iv e o u t p u t

4 Vs s

T h e r m is t o r g r o u nd / c a s e p o t e nt ia l