TL1451A-Q1 Datasheet, PDF (4/24 Pages) Texas Instruments – DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS

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