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UCC2880-6 Datasheet(PDF) 3 Page - Texas Instruments

Part # UCC2880-6
Description  Pentium Pro Controller
Download  8 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

UCC2880-6 Datasheet(HTML) 3 Page - Texas Instruments

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ELECTRICAL CHARACTERISTICS (cont.): Unless otherwise specified, VIN = 12V, VSENSE = 3.5V, VENBL = 5V, VD0 =
VD1 = VD2 = VD3 = 0V, 0°C < TA < 70°C, TA = TJ.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
OV Comparator
Trip Point
% Over COMMAND Voltage (Note 1)
7.6
10
%
Return Point
% Over COMMAND Voltage (Note 1)
5
7.4
%
Hysteresis
20
30
mV
PWRGOOD Equivalent Resistance VSENSE = 2.0V
470
Propagation Delay
1
µs
UV Comparator
Trip Point
% Over COMMAND Voltage (Note 1)
–10
–7.6
%
Return Point
% Over COMMAND Voltage (Note 1)
–7.4
–5
%
Hysteresis
20
30
mV
Propagation Delay
1
µs
Enable Pin
Pull-up Current
VENBL = 2.5V
–50
–20
µA
Voltage Error Amplifier
Input Offset Voltage
VCOMP = 3.5V
0.0
mV
Input Bias Current
VCM = 3.0V
–0.02
0
µA
Open Loop Gain
1V < VCOMP < 4V
90
dB
Common Mode Rejection Ratio
2V < VCOMP < 3.5V
90
dB
Power Supply Rejection Ratio
10.8V < VIN < 15V
85
dB
Output Sourcing Current
VVFB = 2V, VCOMMAND = VCOMP = 2.5V
–0.5
mA
Output Sinking Current
VVFB = 3V, VCOMMAND = VCOMP = 2.5V
2.0
mA
Gain Bandwidth Product
F = 100kHz
3
MHz
Current Sense Amplifier
Gain
20
V/V
Input Resistance
5k
Common Mode Rejection Ratio
0V < VCM < 4.5V
60
dB
Power Supply Rejection Ratio
10.8V < VIN < 15V
80
dB
Output Sourcing Current
VIS– = 2V, VISOUT = VIS+ = 2.5V
–0.5
mA
Output Sinking Current
VIS– = 3V, VISOUT = VIS+ = 2.5V
6.0
mA
–3dB Frequency
At GAIN = 20
1.75
MHz
Current Amplifier
Input Offset Voltage
VCM = 3.0V
10
mV
Input Bias Current
VCM = 3.0V
0.15
µA
Open Loop Gain
1V < VCAO < 3V
90
dB
Output Voltage High
VCOMP = 3V, VCAM = 2.5V
3.2
V
Common Mode Rejection Ratio
1.5V < VCM < 4.9V
80
dB
Power Supply Rejection Ratio
10.8V < VIN < 15V
80
dB
Output Sourcing Current
VCAM = 2V, VCAO = VCOMP = 2.5V
–0.5
mA
Output Sinking Current
VCAM = 3V, VCAO = VCOMP = 2.5V
2.0
mA
Gain Bandwidth Product
F = 100kHz
3.5
MHz
UCC2880-4/-5/-6
UCC3880-4/-5/-6
3


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