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TL598 データシート(PDF) 4 Page - Texas Instruments |
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TL598 データシート(HTML) 4 Page - Texas Instruments |
4 / 10 page TL598 PULSE-WIDTH-MODULATION CONTROL CIRCUITS SLVS053C – FEBRUARY 1988 – REVISED JULY 1999 4 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range, VCC = 15 V (unless otherwise noted) reference section (see Note 4) PARAMETER TEST CONDITIONS† TL598C TL598Q UNIT PARAMETER TEST CONDITIONS† MIN TYP‡ MAX MIN TYP‡ MAX UNIT Output voltage (REF) IO =1mA TA = 25°C 4.95 5 5.05 4.95 5 5.05 V Output voltage (REF) IO = 1 mA TA = full range 4.9 5.1 4.9 5.1 V Input regulation VCC = 7 V to 40 V TA = 25°C 2 25 2 22 mV Output regulation IO =1mAto10mA TA = 25°C 1 15 1 15 mV Output regulation IO = 1 mA to 10 mA TA = full range 50 80 mV Output voltage change with temperature ∆TA = MIN to MAX 2 10 2 10 mV/V Short-circuit output current§ REF = 0 V –10 –48 –10 –48 mA † Full range is 0 °C to 70°C for the TL598C, and –40°C to 125°C for the TL598Q. ‡ All typical values except for parameter changes with temperature are at TA = 25°C. § Duration of the short circuit should not exceed one second. NOTE 4: Pulse-testing techniques that maintain the junction temperature as close to the ambient temperature as possible must be used. oscillator section, CT = 0.001 µF, RT = 12 kΩ (see Figure 1) (see Note 4) PARAMETER TEST CONDITIONS† TL598C, TL598Q UNIT PARAMETER TEST CONDITIONS† MIN TYP‡ MAX UNIT Frequency 100 kHz Standard deviation of frequency¶ All values of VCC, CT, RT, TA constant 100 Hz/kHz Frequency change with voltage VCC = 7 V to 40 V, TA = 25°C 1 10 Hz/kHz Frequency change with temperature# ∆TA = full range 70 120 Hz/kHz Frequency change with temperature# ∆TA = full range, CT = 0.01 µF 50 80 Hz/kHz † Full range is 0 °C to 70°C for the TL598C, and –40°C to 125°C for the TL598Q. ‡ All typical values except for parameter changes with temperature are at TA = 25°C. ¶ Standard deviation is a measure of the statistical distribution about the mean as derived from the formula: # Effects of temperature on external RT and CT are not taken into account. NOTE 4. Pulse-testing techniques that maintain the junction temperature as close to the ambient temperature as possible must be used. error amplifier section (see Note 4) PARAMETER TEST CONDITIONS TL598C, TL598Q UNIT PARAMETER TEST CONDITIONS MIN TYP‡ MAX UNIT Input offset voltage FEEDBACK = 2.5 V 2 10 mV Input offset current FEEDBACK = 2.5 V 25 250 nA Input bias current FEEDBACK = 2.5 V 0.2 1 µA Common-mode input voltage range VCC = 7 V to 40 V 0 to VCC–2 V Open-loop voltage amplification ∆VO (FEEDBACK) = 3 V, VO (FEEDBACK) = 0.5 V to 3.5 V 70 95 dB Unity-gain bandwidth 800 kHz Common-mode rejection ratio VCC = 40 V, ∆VIC = 6.5 V, TA = 25°C 65 80 dB Output sink current (FEEDBACK) FEEDBACK = 0.5 V 0.3 0.7 mA Output source current (FEEDBACK) FEEDBACK = 3.5 V –2 mA Phase margin at unity gain FEEDBACK = 0.5 V to 3.5 V, RL = 2 kΩ 65 ° Supply-voltage rejection ratio FEEDBACK = 2.5 V, ∆VCC = 33 V, RL = 2 kΩ 100 dB ‡ All typical values except for parameter changes with temperature are at TA = 25°C. NOTE 4. Pulse-testing techniques that maintain the junction temperature as close to the ambient temperature as possible must be used. s + N n +1 xn–X 2 N–1 |
同様の部品番号 - TL598 |
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同様の説明 - TL598 |
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