spx2950acn-l-5-0-tr Exar Corporation, spx2950acn-l-5-0-tr Datasheet
spx2950acn-l-5-0-tr
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spx2950acn-l-5-0-tr Summary of contents
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FEATURES 5.0V and 3.3V at 150mA Output Accurate: 0.5% for SPX2950A/SPX2951A Very Low Quiescent Current Low Dropout Voltage: 300mV at 150mA Extremely Tight Load and Line Regulation Very Low Temperature Coefficient Current & Thermal Limiting Need Only 1µF for ...
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ABSOLUTE MAXIMUM RATINGS Power Dissipation ........................................................ Internally Limited Lead Temp. (Soldering, 5 Seconds) ............................................. 260°C Storage Temperature Range ........................................ -65°C to +150°C Operating Junction Temperature Range ....................... -40°C to +125°C Input Supply Voltage ........................................................ -0.3V to +30V ELECTRICAL CHARACTERISTICS Electrical ...
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ELECTRICAL CHARACTERISTICS: Continued Electrical characteristics +1V the full operating temperature range. PARAMETER CONDITIONS Error Comparator Output Leakage Current V =30V 0H Output Low Voltage V =V -0. =400µA 0L Upper ...
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=50kΩ INPUT VOLTAGE (VOLTS) Dropout Characteristics 320 280 240 I = 1mA L 200 160 120 80 ...
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I = 150mA L 400 300 200 ~ ~ 100µ -75 -50 - 100 125 150 TEMPERATURE (ºC) Drop-Out Voltage OUT 6 4 HYSTERESIS 2 ...
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TEMPERATURE SPX2951 Minimum Operating Voltage 250 200 150 100 1µF -100 OUT ~ ~ 100 mA 100 ...
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TEMPERATURE (ºC) Shutdown Threshold Voltage 150 º 125 ...
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APPLICATION HINTS EXTERNAL CAPACITORS The stability of the SPX2950/SPX2951 requires a 1µF or greater capacitor between output and ground. Oscillation could occur without this capacitor. Most types of tantalum or aluminum electrolytic works fine here. For operations be- low -25°C ...
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PROGRAMMING THE OUTPUT VOLTAGE OF SPX2951 The SPX2951 may be pin-strapped for 5V using its internal voltage divider by tying Pin 1 (out- put) to Pin 2 (sense) and Pin 7 (feedback) to Pin 6 (5V Tap). Also, it may ...
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TYPICAL APPLICATIONS: (Continued 470KΩ ______ 5 IN ERROR 1 470kΩ V OUT SPX2951 GND RESET 7 4 Figure 3. Latch Off When Error Flag Occurs + 6V SEALED 1.5kΩ 120kΩ LEAD- ACID BATTERY ...
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TYPICAL APPLICATIONS: (Continued) 39kΩ RESET - C4 + 39kΩ 100kΩ 1% 1kΩ LEAD- ACID BATTERY 1kΩ 1% 10kΩ 20kΩ 1% Figure 6. Regulator with State-of Charge Indicator 3 AUX SHUTDOW SD INPUT OFF ON + TEMP ...
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TYPICAL APPLICATIONS: (Continued) 4 20mA OUT 1N4001 SPX2951 7 0.1µF FB GND 4 1N457 MIN VOLTAGE = 4V Figure 8. Open Circuit Detector for 4mA to 20mA Current Loop R11 18kΩ C1 ...
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... SPX2951ACS-5.0/TR SPX2951CS-3.3 SPX2951CS-3.3/TR SPX2951CS-5.0 SPX2951CS-5.0/TR Available in lead free packaging. To order add "-L" suffix to part number. Example: SPX2950ACN-3.3/TR = standard; SPX2950ACN-L-3.3/TR = lead free /TR = Tape and Reel Pack quantity is 2500 for 8 pin NSOIC and 2,000 for TO-92. CLICK HERE TO ORDER SAMPLES Corporation ANALOG EXCELLENCE ...