The UCC28019 8-pin active Power Factor Correction (PFC) controller uses the boost topology operating in Continuous Conduction Mode (CCM)

UCC28019

Manufacturer Part NumberUCC28019
DescriptionThe UCC28019 8-pin active Power Factor Correction (PFC) controller uses the boost topology operating in Continuous Conduction Mode (CCM)
ManufacturerTexas Instruments
UCC28019 datasheet
 


Specifications of UCC28019

Uvlo Thresholds On/off(v)10.5/9.5Operating Supply(max)(v)22
Startup Current(ma)0.1Operating Supply Current(ma)7
Vref(v)5Vref Tol(%)2
Duty Cycle(max)(%)99.3Practical Operating Frequency(max)(mhz)0.65
Pin/package8PDIP, 8SOIC  
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TYPICAL CHARACTERISTICS (continued)
VSENSE THRESHOLD
vs
TEMPERATURE
2.0
1.8
1.6
1.4
1.2
1.0
Open Loop Protection (V
0.8
0.6
0.4
0.2
0
-60
-35
-10
15
40
T
- Temperature - °C
J
Figure 9.
VINS THRESHOLD
vs
TEMPERATURE
2.0
1.8
1.6
VINS Enable (VINS
1.4
ENABLE_TH
1.2
1.0
0.8
0.6
Input Brown-Out Protection (VINS
0.4
0.2
0
-60
-35
-10
15
40
T
- Temperature - °C
J
Figure 11.
Copyright © 2007, Texas Instruments Incorporated
5.50
5.25
Over-Voltage Protection (V
5.00
)
OLP
4.75
Under-Voltage Protection (V
4.50
-60
65
90
115
140
0
-0.1
-0.2
-0.3
)
-0.4
-0.5
-0.6
-0.7
)
BROWNOUT_TH
-0.8
-0.9
-1.0
-60
65
90
115
140
Product Folder Link(s):
UCC28019
UCC28019
SLUS755B – APRIL 2007 – REVISED DECEMBER 2007
VSENSE THRESHOLD
vs
TEMPERATURE
)
OVP
)
UVD
-35
-10
15
40
65
90
115
T
- Temperature - °C
J
Figure 10.
ISENSE THRESHOLD
vs
TEMPERATURE
Soft Over-Current Protection (SOC)
-35
-10
15
40
65
90
115
T
- Temperature - °C
J
Figure 12.
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140
140
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