UCC2817, UCC2818, UCC3817, UCC3818
BiCMOS POWER FACTOR PREREGULATOR
SLUS395J - FEBRUARY 2000 - REVISED MARCH 2009
electrical characteristics
, T
A
= 0°C to 70°C for the UCC3817 and T
A
= −40°C to 85°C for the UCC2817, T
A
= T
J,
VCC = 12 V, R
T
= 22 kΩ, C
T
= 270 pF, (unless otherwise noted)
supply current section
PARAMETER
Supply current, off
Supply current, on
TEST CONDITIONS
VCC = (VCC turn-on threshold −0.3 V)
VCC = 12 V, No load on DRVOUT
2
MIN
TYP
150
4
MAX
300
6
UNITS
µA
mA
UVLO section
PARAMETER
VCC turn-on threshold (UCCx817)
VCC turn-off threshold (UCCx817)
UVLO hysteresis (UCCx817)
Maximum shunt voltage (UCCx817)
VCC turn-on threshold (UCCx818)
VCC turn-off threshold (UCCx818)
UVLO hysteresis (UCCx818)
IVCC = 10 mA
TEST CONDITIONS
MIN
15.4
9.4
5.8
15.4
9.7
9.4
0.3
TYP
16
9.7
6.3
17
10.2
9.7
0.5
17.5
10.8
MAX
16.6
UNITS
V
V
V
V
V
V
V
voltage amplifier section
PARAMETER
Input voltage
VSENSE bias current
Open loop gain
High-level output voltage
Low-level output voltage
TA = 0°C to 70°C
TA = −40°C to 85°C
VSENSE = VREF,
VAOUT = 2 V to 5 V
IL = −150
µA
IL = 150
µA
VAOUT = 2.5 V
50
5.3
0
TEST CONDITIONS
MIN
7.387
7.369
TYP
7.5
7.5
50
90
5.5
50
5.6
150
MAX
7.613
7.631
200
UNITS
V
V
nA
dB
V
mV
over voltage protection and enable section
PARAMETER
Over voltage reference
Hysteresis
Enable threshold
Enable hysteresis
TEST CONDITIONS
MIN
VREF
+0.48
300
1.7
0.1
TYP
VREF
+0.50
500
1.9
0.2
MAX
VREF
+0.52
600
2.1
0.3
UNITS
V
mV
V
V
current amplifier section
PARAMETER
Input offset voltage
Input bias current
Input offset current
Open loop gain
Common-mode rejection ratio
High-level output voltage
Low-level output voltage
Gain bandwidth product
VCM = 0 V,
VCM = 0 V,
VCM = 0 V,
VCM = 0 V,
VCM = 0 V to 1.5 V,
IL = −120
µA
IL = 1 mA
See Note 1
TEST CONDITIONS
VCAOUT = 3 V
VCAOUT = 3 V
VCAOUT = 3 V
VCAOUT = 2 V to 5 V
VCAOUT = 3 V
MIN
−3.5
TYP
0
−50
25
90
60
5.6
0.1
80
6.5
0.2
2.5
6.8
0.5
MAX
2.5
−100
100
UNITS
mV
nA
nA
dB
dB
V
V
MHz
NOTES: 1. Ensured by design, not production tested.
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