ꢀꢁꢁ ꢂ ꢃꢄ ꢅ ꢆ ꢀꢁꢁ ꢂ ꢃꢄ ꢃ ꢆ ꢀꢁꢁ ꢇ ꢃꢄ ꢅ ꢆ ꢀ ꢁꢁ ꢇꢃ ꢄꢃ
ꢈꢉ ꢁꢊꢋ ꢌ ꢍꢋ ꢎ ꢏꢐ ꢑꢒꢁꢓꢋ ꢐ ꢍꢐ ꢏꢐꢏꢔ ꢀꢕ ꢒꢓꢋ ꢐ
ꢖ
SLUS395J - FEBRUARY 2000 - REVISED MARCH 2009
electrical characteristics, T = 0°C to 70°C for the UCC3817 and T = −40°C to 85°C for the UCC2817, T
A
A
T
A
= T VCC = 12 V, R = 22 kΩ, C = 270 pF, (unless otherwise noted)
J,
T
supply current section
PARAMETER
Supply current, off
TEST CONDITIONS
VCC = (VCC turn-on threshold −0.3 V)
VCC = 12 V, No load on DRVOUT
MIN
TYP
150
4
MAX UNITS
300
6
µA
Supply current, on
2
mA
UVLO section
PARAMETER
TEST CONDITIONS
MIN
15.4
9.4
TYP
16
MAX UNITS
VCC turn-on threshold (UCCx817)
VCC turn-off threshold (UCCx817)
UVLO hysteresis (UCCx817)
16.6
V
V
V
V
V
V
V
9.7
6.3
17
5.8
Maximum shunt voltage (UCCx817)
VCC turn-on threshold (UCCx818)
VCC turn-off threshold (UCCx818)
UVLO hysteresis (UCCx818)
I
= 10 mA
15.4
9.7
17.5
10.8
VCC
10.2
9.7
0.5
9.4
0.3
voltage amplifier section
PARAMETER
TEST CONDITIONS
MIN
7.387
7.369
TYP
MAX UNITS
T
= 0°C to 70°C
7.5 7.613
7.5 7.631
V
V
A
Input voltage
T
A
= −40°C to 85°C
V
bias current
V
= V
,
VAOUT = 2.5 V
50
90
200
nA
dB
V
SENSE
SENSE
VAOUT = 2 V to 5 V
REF
Open loop gain
50
5.3
0
High-level output voltage
Low-level output voltage
I
= −150 µA
= 150 µA
5.5
50
5.6
L
L
I
150
mV
over voltage protection and enable section
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNITS
VREF VREF VREF
+0.48 +0.50 +0.52
Over voltage reference
V
Hysteresis
300
1.7
0.1
500
1.9
0.2
600
2.1
0.3
mV
V
Enable threshold
Enable hysteresis
V
current amplifier section
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNITS
Input offset voltage
V
V
V
V
V
= 0 V,
V
V
V
V
V
= 3 V
= 3 V
= 3 V
−3.5
0
2.5
mV
nA
nA
dB
dB
V
CM
CM
CM
CM
CM
CAOUT
CAOUT
CAOUT
CAOUT
CAOUT
Input bias current
= 0 V,
−50 −100
Input offset current
= 0 V,
25
100
Open loop gain
= 0 V,
= 2 V to 5 V
= 3 V
90
60
Common-mode rejection ratio
High-level output voltage
Low-level output voltage
Gain bandwidth product
= 0 V to 1.5 V,
80
6.5
0.2
2.5
I
I
= −120 µA
5.6
0.1
6.8
0.5
L
= 1 mA
V
L
See Note 1
MHz
NOTES: 1. Ensured by design, not production tested.
3
www.ti.com
TI [ TEXAS INSTRUMENTS ]
