Datenblatt-Suchmaschine für elektronische Bauteile |
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TL1451A-Q1 Datenblatt(PDF) 5 Page - Texas Instruments |
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TL1451A-Q1 Datenblatt(HTML) 5 Page - Texas Instruments |
5 / 26 page TL1451A-Q1 DUAL PULSEWIDTHMODULATION CONTROL CIRCUITS SGLS304A − JUNE 2005 − REVISED JUNE 2008 5 www.ti.com short-circuit protection control section PARAMETER TEST CONDITIONS TL1451AQ UNIT PARAMETER TEST CONDITIONS MIN TYP† MAX UNIT TA = 25°C 650 700 750 Input threshold voltage (SCP) TA = 125°C 400 478 650 mV Input threshold voltage (SCP) TA = MIN 800 880 950 mV Standby voltage (SCP) 140 185 230 mV TA = 25°C 60 120 Latched input voltage (SCP) TA = 125°C 70 120 mV Latched input voltage (SCP) TA = MIN 60 120 mV Equivalent timing resistance 170 k Ω Comparator threshold voltage (FEEDBACK) 1.18 V † All typical values are at TA = 25°C unless otherwise indicated. oscillator section PARAMETER TEST CONDITIONS TL1451AQ UNIT PARAMETER TEST CONDITIONS MIN TYP† MAX UNIT CT = 330 pF, TA = 25°C 200 Frequency CT = 330 pF, RT = 10 kΩ TA = 125°C 195 kHz Frequency RT = 10 kΩ TA = MIN 193 kHz Standard deviation of frequency CT = 330 pF, RT = 10 kΩ 2% TA = 25°C 1% Frequency change with voltage VCC = 3.6 V to 40 V TA = 125°C 1% Frequency change with voltage VCC = 3.6 V to 40 V TA = MIN 3% Frequency change with temperature 1.37% ±10%} † All typical values are at TA = 25°C unless otherwise indicated. ‡ These parameters are not production tested. dead-time control section PARAMETER TEST CONDITIONS TL1451AQ UNIT PARAMETER TEST CONDITIONS MIN TYP† MAX UNIT Input bias current (DTC) TA = 25°C 1 A Input bias current (DTC) TA = MIN and 125°C 3 µA Latch mode (source) current (DTC) −80 −145 µA TA = 25°C 2.3 Latched input voltage (DTC) TA = 125°C 2.22 2.32 V Latched input voltage (DTC) TA = MIN 2.28 2.4 V Input threshold voltage at f = 10 kHz (DTC) Zero duty cycle 2.05 2.25} V Input threshold voltage at f = 10 kHz (DTC) Maximum duty cycle 1.2} 1.45 V † All typical values are at TA = 25°C unless otherwise indicated. ‡ These parameters are not production tested. |
Ähnliche Teilenummer - TL1451A-Q1_15 |
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Ähnliche Beschreibung - TL1451A-Q1_15 |
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