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OM2940-05SM Dataheets PDF



Part Number OM2940-05SM
Manufacturers ETC
Logo ETC
Description SURFACE MOUNT 0.5 VOLT L OW DROPOUT POSITIVE REGULATOR
Datasheet OM2940-05SM DatasheetOM2940-05SM Datasheet (PDF)

OM2940-05SM OM2940-15SM OM2940-12SM SURFACE MOUNT 0.5 VOLT LOW DROPOUT POSITIVE REGULATOR Isolated Hermetic Surface Mount Package Three Terminal, Fixed Voltage, 1 Amp Low Dropout Voltage Regulator FEATURES • • • • • • Similar To Industry Standard LM2940 Dropout Voltage Typically 0.5V @ IO = 1A Output Current Up To 1A Reverse Battery Protection Internal Short Circuit Protection Isolated Hermetic Surface Mount Package DESCRIPTION These three terminal fixed voltage regulators are designed to pro.

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OM2940-05SM OM2940-15SM OM2940-12SM SURFACE MOUNT 0.5 VOLT LOW DROPOUT POSITIVE REGULATOR Isolated Hermetic Surface Mount Package Three Terminal, Fixed Voltage, 1 Amp Low Dropout Voltage Regulator FEATURES • • • • • • Similar To Industry Standard LM2940 Dropout Voltage Typically 0.5V @ IO = 1A Output Current Up To 1A Reverse Battery Protection Internal Short Circuit Protection Isolated Hermetic Surface Mount Package DESCRIPTION These three terminal fixed voltage regulators are designed to provide 1.0A with high efficiency. It has the ability to source 1A of output current with a typical dropout voltage of .5V and a maximum of 1V over the entire temperature range. It is supplied in a hermetic surface mount package and is ideally suited for Military applications where small size and high reliability are required. ABSOLUTE MAXIMUM RATINGS @ 25°C Input Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Vdc Output Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +5V, +12V, +15 Vdc Operating Junction Temperature Range . . . . . . . . . . . . . . . . . . . - 55°C to + 125°C Storage Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . . - 65°C to + 150°C Lead Temperature (Soldering 10 Seconds) . . . . . . . . . . . . . . . . . . . . . . . . . 300°C Thermal Resistance: θJC (Isolated). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15°C/W Maximum Output Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0A a 3.5 4 11 R0 3.5 - 57 ELECTRICAL CHARACTERISTICS, P/N OM2940-5SM (5 Volts) ELECTRICAL CHARACTERISTICS, P/N OM2940-12SM (12 Volts) -55°C ≤ TA ≤ 125°C, VIN = 17 V, IO = 1 A, COUT = 22 µF (unless otherwise specified). Unit V VIN = 17 V, IOUT = 5 mA VIN = 13.6 V, IOUT = 5 mA VIN = 14 V, IOUT = 5 mA VIN = 26 V, IOUT = 5 mA VIN = 17 V, IOUT = 1 A VIN = 13.6 V, IOUT = 1 A VIN = 13.6 V, IOUT = 50 mA VIN = 17 V, IOUT = 50 mA V Maximum Line Transient V V mA VRIN VRIT IQ VLT VO ≤ 13 V, RO = 100 , Ω t = 20 ms RO = 100 Ω RO = 100 , Ω t =20 ms VIN = 17 V, IOUT = 5 mA VIN = 14 V, IOUT = 5 mA VIN = 26 V, IOUT = 5 mA VIN = 17 V, IOUT = 1 A Line Regulation mV Load Regulation mV Dropout Voltage V mV µV rms Output Noise Voltage Output Impedance 1 1.2 1.0 1 2 60 50 Ω A dB Short Circuit Current Ripple Rejection Notes: VON RO IOS RR VRLN VRLD VDO 14 V ≤ VIN ≤ 26 V, IOUT = 5 mA VIN = 17 V, 50 mA ≤ IOUT ≤ 1 A IOUT = 1 A IOUT = 100 mA Parameter Output Voltage Symbol VOUT Test Conditions Test Conditions VIN = 10 V, IOUT = 5 mA VIN = 6 V, IOUT = 5 mA VIN = 7 V, IOUT = 5 mA VIN = 26 V, IOUT = 5 mA VIN = 10 V, IOUT = 1 A VIN = 6 V, IOUT = 1 A VIN = 6 V, IOUT = 50 mA VIN = 10 V, IOUT = 50 mA VLT VO ≤ 6 V, RO = 100 , Ω t = 20 ms RO = 100 Ω RO = 100 , Ω t =20 ms VIN = 10 V, IOUT = 5 mA VIN = 7 V, IOUT = 5 mA VIN = 26 V, IOUT = 5 mA VIN = 10 V, IOUT = 1 A VRLN 7 V ≤ VIN ≤ 26 V, IOUT = 5 mA VIN = 10 V, 50 mA ≤ IOUT ≤ 1 A IOUT = 1 A IOUT = 100 mA VON RO VIN = 10 V, IOUT = 100 mA dc and 20 mA ac, fO = 120 Hz 1, 2 1 2 VIN = 10 V VIN = 10 V + 1 V rms, IOUT = 5 mA, f = 1 kHz IOS RR VIN = 10 V, IO = 5 mA, 10 Hz - 100 Hz VRLD VDO 1 2 1 2 1 2 1 2 20 30 20 30 20 30 70 120 1, 2 -45 1, 2 -15 1, 2 40 VRIN VRIT IQ Notes 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1, 2 1, 2 1, 2 1 2 1 2 1 2 1 2 40 -15 -45 20 30 20 30 20 30 70 120 Min. 11.64 11.40 11.64 11.40 11.64 11.40 11.64 11.40 11.64 11.40 11.64 11.40 11.64 11.40 11.64 11.40 -55°C ≤ TA ≤ 125°C, VIN = 10 V, IO = 1 A, COUT = 22 µF (unless otherwise specified). Notes 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 Min. 4.85 4.75 4.85 4.75 4.85 4.75 4.85 4.75 4.85 4.75 4.85 4.75 4.85 4.75 4.85 4.75 Max. 5.15 5.25 5.15 5.25 5.15 5.25 5.15 5.25 5.15 5.25 5.15 5.25 5.15 5.25 5.15 5.25 3.5 Unit V OM2940-05SM - OM2940-15SM Parameter Output Voltage Symbol VOUT Max. 12.36 12.60 12.36 12.60 12.36 12.60 12.36 12.60 12.36 12.60 12.36 12.60 12.36 12.60 12.36 12.60 Maximum Line Transient V V V mA Reverse Polarity Input Voltage DC Reverse Polarity Input Voltage Transient Quiescent Current Reverse Polarity Input Voltage DC Reverse Polarity Input Voltage Transient Quiescent Current 3.5 - 58 1 2 1 2 1 2 1 2 1, 2 ±55 ±80 ±65 ±120 .7 1 150 200 700 Line Regulation mV mV V mV 1 1000 µV rms Load Regulation Dropout Voltage 1 2 1 2 1 2 1 2 ±110 ±180 ±160 ±220 .7 1 150 200 Output Noise Voltage Output Impedance VIN = 17 V, IO = 5 mA, 10 Hz - 100 Hz VIN = 17 V, IOUT = 100 mA dc and 20 mA ac, fO = 120 Hz VIN = 17 V VIN = 17 V + 1 V rms, IOUT = 5 mA, f = 1 kHz 1. TA = 25°C. 2. Over full operating temperature range. 1, 2 1 2 1 2 1.2 1.0 52 46 1 Ω A dB Short Circuit Current Ripple Rejection Notes: 1. TA = 25°C. 2. Over full operating temperature range. ELECTRICAL CHARACTERISTICS, P/N OM2940-15SM (15 Volts) Symbol VOUT VIN = 20 V, IOUT = 5 mA VIN = 16.75 V, IOUT = 5 mA VIN = 17 V, IOUT = 5 mA VIN = 26 V, IOUT = 5 mA VIN = 20 V, IOUT = 1 A VIN = 16.75 V, IOUT = 1 A .


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