S-5855A
Features
- PWM output
- Temperature accuracy
- Duty ratio change-start temperature
- Duty ratio temperature sensitivity
- Low current consumption
- Low power supply voltage
- Wide range of operation temperature
- Lead-free (Sn 100%), halogen-free
: 1-wire PWM interface : ±3.0°C : Selectable from +40°C to +80°C in 10°C step : Selectable from
- 1 %/°C to
- 4 %/°C in 1 %/°C step : 50 μA typ. (Ta = +25°C) : 1.65 V to 5.5 V : Ta =
- 40°C to +125°C
- Application
- Temperature pensation for LED instruments
- Packages
- SNT-4A
- SOT-23-5
Seiko Instruments Inc.
PWM OUTPUT TEMPERATURE SENSOR IC S-5855A Series
- Block Diagrams
1. CMOS output product
- 1
Temperature sensor
Triangle wave generator
+
- CF CFREQ
- 1. Parasitic diode
2. Nch open-drain output product
Figure 1
- 1
Temperature sensor
Triangle wave generator
+
- CF...
