uaa2016 ON Semiconductor, uaa2016 Datasheet - Page 4

• Manufacturer Part Number: uaa2016
• Description: Zero Voltage Switch Power Controller
• Manufacturer: ON Semiconductor

Temperature
Heating
Room
T (°C)
Power
P(W)
Proportional Temperature Control
T
Figure 2. Comparison Between Proportional Control and ON/OFF Control
P
Gate Current
Waveform
+
AC Line
Proportional Band
Pulse
14 x R sync ) 7
Vrms
D Reduced Overshoot
D Good Stability
2 x
p
f
10 5
Figure 3. Zero Voltage Technique
(μs)
Time (minutes, Typ.)
Time (minutes, Typ.)
I
Hold
http://onsemi.com
UAA2016
T
P
4
I
Latch
R
Vrms = AC Line RMS Voltage (V)
sync
T
f = AC Line Frequency (Hz)
P
= Synchronization Resistor (W)
is centered on the zero−crossing.
ON/OFF Temperature Control
D Large Overshoot
D Marginal Stability
Overshoot
Time (minutes, Typ.)
Time (minutes, Typ.)