2
UCC1913
UCC2913
UCC3913
ABSOLUTE MAXIMUM RATINGS
I
VCC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50mA
SHUTDOWN Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10mA
PL Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10mA
IMAX Input Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VCC
Storage Temperature . . . . . . . . . . . . . . . . . . . –65°C to +150°C
Junction Temperature. . . . . . . . . . . . . . . . . . . –55°C to +150°C
Lead Temperature (Soldering, 10 sec.). . . . . . . . . . . . . +300°C
All voltages are with respect to VSS (The most negative volt-
age). All currents are positive into, negative out of the specified
terminal. Consult Packaging Section of Databook for thermal
limitations and considerations of packages.
ELECTRICAL CHARACTERISTICS:
Unless otherwise stated these specifications apply for T
A
= –55°C to +125°C for
UCC1913; –40°C to +85°C for UCC2913; 0°C to +70°C for UCC3913; I
VDD
= 2mA, CT = 4.7pF, T
A
= T
J
PARAMETER
TEST CONDITIONS
VDD Section
IDD
Regulator Voltage
I
SOURCE
= 2mA to 10mA
UVLO Off Voltage
Fault Timing Section
Overcurrent Threshold
T
J
= 25°C
Over Operating Temperature
Overcurrent Input Bias
CT Charge Current
V
CT
= 1.0V, I
PL
= 0
Overload Condition, V
SENSE
– V
IMAX
= 300mV
CT Discharge Current
V
CT
= 1.0V, I
PL
= 0
CT Fault Threshold
CT Reset Threshold
Output Duty Cycle
Fault Condition, I
PL
= 0
Output Section
Output High Voltage
I
OUT
= 0A
I
OUT
= –1mA
Outut Low Voltage
I
OUT
= 0A; V
SENSE
– V
IMAX
= 100mV
I
OUT
= 2mA; V
SENSE
– V
IMAX
= 100mV
Linear Amplifier Section
Sense Control Voltage
IMAX = 100mV
IMAX = 400mV
Input Bias
Shutdown/Fault Section
Shutdown Threshold
Input Current
Shutdown = 5V
Fault Output High
Fault Output Low
Delay to Output
(Note 1)
MIN
TYP
MAX
UNITS
1.0
9.5
7
2.0
10.5
8
mA
V
V
8.5
6
47.5
46
50
50
50
–36
–1.2
1
2.4
0.5
2.7
53
53.5
500
–22
–0.7
1.5
2.6
0.62
3.7
mV
mV
nA
μ
A
mA
μ
A
V
V
%
–50
–1.7
0.6
2.2
0.32
1.7
8.5
6
10
8
0
0.2
V
V
V
V
0.01
0.6
85
370
100
400
50
115
430
500
mV
mV
nA
1.4
15
6
1.7
25
7.5
0
150
2.0
45
9
0.01
300
V
μ
A
V
V
ns
SENSE
OUT
PL
VSS
IMAX
SD/FLT
VDD
CT
1
2
3
4
8
7
6
5
CONNECTION DIAGRAMS
DIL-8, SOIC-8 (Top View)
N or J, D Package
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