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TL1451A-Q1 Datasheet(PDF) 4 Page - Texas Instruments

No. de pieza TL1451A-Q1
Descripción Electrónicos  DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS
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Fabricante Electrónico  TI [Texas Instruments]
Página de inicio  http://www.ti.com
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TL1451A-Q1 Datasheet(HTML) 4 Page - Texas Instruments

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TL1451A-Q1
DUAL PULSEWIDTHMODULATION CONTROL CIRCUITS
SGLS304A − JUNE 2005 − REVISED JUNE 2008
4
www.ti.com
electrical characteristics over recommended operating free-air temperature range, VCC = 6 V,
f = 200 kHz (unless otherwise noted)
reference section
PARAMETER
TEST CONDITIONS
TL1451AQ
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP†
MAX
UNIT
Output voltage (pin 16)
IO = 1 mA
TA = 25°C
2.4
2.5
2.6
V
Output voltage (pin 16)
IO = 1 mA
TA = MIN and 125°C
2.35
2.46
2.65
V
Output voltage change with temperature
− 0.63%
±4%}
TA = 25°C
2.0
12.5
Input voltage regulation
VCC = 3.6 V to 40 V
TA = 125°C
0.7
15
mV
Input voltage regulation
VCC = 3.6 V to 40 V
TA = MIN
0.3
30
mV
TA = 25°C
1
7.5
Output voltage regulation
IO = 0.1 mA to 1 mA
TA = 125°C
0.3
14
mV
Output voltage regulation
IO = 0.1 mA to 1 mA
TA = MIN
0.3
20
mV
Short-circuit output current
VO = 0
3
10
30
mA
† All typical values are at TA = 25°C unless otherwise indicated.
‡ These parameters are not production tested.
undervoltage lockout section
PARAMETER
TEST CONDITIONS
TL1451AQ
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP†
MAX
UNIT
TA = 25°C
2.72
Upper threshold voltage (VCC)
TA = 125°C
1.7
V
Upper threshold voltage (VCC)
TA = MIN
3.15
V
TA = 25°C
2.6
Lower threshold voltage (VCC)
TA = 125°C
1.65
V
Lower threshold voltage (VCC)
TA = MIN
3.09
V
TA = 25°C
80
120
Hysteresis (VCC)
TA = 125°C
10
50
mV
Hysteresis (VCC)
TA = MIN
10
60
mV
TA = 25°C
1.5
Reset threshold voltage (VCC)
TA = 125°C
0.95
V
Reset threshold voltage (VCC)
TA = MIN
1.5
V
† All typical values are at TA = 25°C unless otherwise indicated.


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