UCC3817D UNITRODE, UCC3817D Datasheet - Page 17

• Manufacturer Part Number: UCC3817D
• Description: POWER FACTOR CNTRLR, 3817, SOIC16
• Manufacturer: UNITRODE

Specifications of UCC3817D

• Primary Input Voltage: 15V
• No. Of Outputs: 1
• Output Voltage: 5.5V
• Voltage Regulator Case Style: SOIC
• No. Of Pins: 16
• Operating Temperature Range: 0°C To +70°C
• Operating Temperature Max: 70°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

350
300
250
200
150
100
500
400
300
200
100
MULTIPLIER CONSTANT POWER PERFORMANCE
50
0
0
0.0
0.0
VOLTAGE ERROR AMPLIFIER OUTPUT
VAOUT − Voltage
MULTIPLIER OUTPUT CURRENT
1.0
1.0
VFF − Feedforward Voltage − V
Figure 12
Figure 10
2.0
2.0
Error Amplifier
IAC = 150 µA
vs
V FF = 1.4 V
3.0
3.0
VAOUT = 5 V
VAOUT = 3 V
VAOUT = 4 V
VAOUT = 2 V
APPLICATION INFORMATION
IAC = 300 µA
4.0
V FF = 3.0 V
IAC = 500 µA
Output − V
V FF = 4.7 V
4.0
5.0
www.ti.com
5.0
RECOMMENDED MINIMUM GATE RESISTANCE
1.5
1.3
1.1
0.9
0.7
0.5
17
16
15
14
13
12
11
10
9
8
10
1.0
VOLTAGE ERROR AMPLIFIER OUTPUT
VAOUT − Voltage
SLUS395J - FEBRUARY 2000 - REVISED MARCH 2009
12
2.0
SUPPLY VOLTAGE
VCC − Supply Voltage − V
IAC = 150 µ A
IAC = 500 µ A
MULTIPLIER GAIN
Figure 13
Figure 11
14
vs
Error Amplifier
3.0
vs
16
IAC = 300 µ A
4.0
Output − V
18
5.0
20
17