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SLVS024E – FEBRUARY 1983 – REVISED NOVEMBER 1999
electrical characteristics over recommended operating free-air temperature range, V
f = 200 kHz (unless otherwise noted)
= 6 V,
CC
reference section
TL1451AQ, TL1451AM
PARAMETER
TEST CONDITIONS
UNIT
†
TYP
MIN
2.40
2.35
MAX
2.60
2.65
T
A
= 25°C
2.50
2.46
Output voltage (pin 16)
I
O
= 1 mA
V
T
A
= MIN and 125°C
Output voltage change with temperature
Input voltage regulation
–0.63% *±4%
T
= 25°C
= 125°C
= MIN
2.0
0.7
0.3
1.0
0.3
0.3
10
12.5
15
A
T
A
V
I
= 3.6 V to 40 V
mV
CC
T
A
30
T
A
= 25°C
= 125°C
= MIN
7.5
14
T
A
Output voltage regulation
Short-circuit output current
= 0.1 mA to 1 mA
mV
mA
O
T
A
20
V
O
= 0
3
30
*These parameters are not production tested.
†
All typical values are at T = 25°C unless otherwise indicated.
A
undervoltage lockout section
TL1451AQ, TL1451AM
PARAMETER
TEST CONDITIONS
UNIT
†
TYP
MIN
MAX
T
= 25°C
= 125°C
= MIN
2.72
1.70
3.15
2.60
1.65
3.09
120
50
A
T
A
Upper threshold voltage (V
Lower threshold voltage (V
)
)
V
CC
T
A
T
A
= 25°C
= 125°C
= MIN
T
A
V
mV
V
CC
T
A
T
A
= 25°C
= 125°C
= MIN
80
10
T
A
Hysteresis (V
CC
)
T
A
10
60
T
= 25°C
= 125°C
= MIN
1.50
0.95
1.50
A
Reset threshold voltage (V
CC
)
T
A
T
A
†
All typical values are at T = 25°C unless otherwise indicated.
A
6
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