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LT3040 Datasheet(PDF) 4 Page - Analog Devices |
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LT3040 Datasheet(HTML) 4 Page - Analog Devices |
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4 / 30 page  LT3040 4 Rev. 0 For more information www.analog.com ELECTRICAL CHARACTERISTICS PARAMETER CONDITIONS MIN TYP MAX UNITS Ripple Rejection NPN Region V+ – VOUT = 2V (Avg.) (Notes 4, 8, 19) VRIPPLE = 500mVP-P, fRIPPLE = 120Hz, ILOAD = 200mA, COUT = 4.7µF, CIN = 4.7µF VRIPPLE = 150mVP-P, fRIPPLE = 10kHz, ILOAD = 200mA, COUT = 4.7µF, CIN= 0.47µF VRIPPLE = 150mVP-P, fRIPPLE = 100kHz, ILOAD = 200mA, COUT = 4.7µF, CIN = 0.47µF VRIPPLE = 150mVP-P, fRIPPLE = 1MHz, ILOAD = 200mA, COUT = 4.7µF, CIN= 0.47µF VRIPPLE = 80mVP-P, fRIPPLE = 10MHz, ILOAD = 200mA, COUT = 4.7µF, CIN = 0.47µF 117 88 76 73 56 dB dB dB dB dB Ripple Rejection PNP Region V+ – VOUT = 2V (Avg.) (Notes 4, 8, 19) VRIPPLE = 50mVP-P, fRIPPLE = 120Hz, ILOAD = 200mA, COUT = 4.7µF, CIN = 4.7µF VRIPPLE = 50mVP-P, fRIPPLE = 10kHz, ILOAD = 200mA, COUT = 4.7µF, CIN= 0.47µF VRIPPLE = 50mVP-P, fRIPPLE = 100kHz, ILOAD = 200mA, COUT = 4.7µF, CIN = 0.47µF VRIPPLE = 50mVP-P, fRIPPLE = 1MHz, ILOAD = 200mA, COUT = 4.7µF, CIN= 0.47µF VRIPPLE = 50mVP-P, fRIPPLE = 10MHz, ILOAD = 200mA, COUT = 4.7µF, CIN = 0.47µF 104 88 76 67 57 dB dB dB dB dB Fast Start Current Limit VFS = VIN + 0.2V, 0.1V ≤ VIN ≤ 15V 10 mA Fast Start Threshold Turn ON (VFS – VIN) Turn OFF (VFS – VIN) 100 7 mV mV FAULT Output Low Voltage IFAULT = 100µA l 100 200 mV FAULT Leakage Current VFAULT = 20V l 1 µA EN/UV Pin Threshold EN/UV Trip Point Rising (Turn-On), V+ = 2V l 1.18 1.24 1.32 V EN/UV Pin Hysteresis EN/UV Trip Point Hysteresis, V+ = 2V 170 mV EN/UV Pin Current VEN/UV = 0V, V+ = 20V VEN/UV = 1.24V, V+ = 20V VEN/UV = 20V, V+ = 0V l l 0.2 10 ±1 20 µA µA µA Quiescent Current in Shutdown (VEN/UV = 0V) V+ = 6V l 0.3 2 10 µA µA Internal Current Limit (Note 12) V+ = 2V, VOUT = 0V V+ = 12V, VOUT = 0V V+ = 20V, VOUT = 0V l l 220 130 270 300 180 320 250 mA mA mA Programmable Current Limit Programming Scale Factor: 2V < V+ < 20V (Note 11) V+ = 2V, VOUT = 0V, RILIM = 625Ω V+ = 2V, VOUT = 0V, RILIM = 2.5kΩ l l 180 45 125 200 50 220 55 mA•kΩ mA mA Reverse Input Current V+ = –20V, VEN/UV = 0V, VOUT = 0V, VIN = 0V l 50 µA Reverse Output Current V+ = 0V, VOUT = 5V, VIN = Open 2 5 µA Minimum Load Required (Note 13) VOUT < 1V l 10 µA Long Term Drift (RIN = 0Ω) (Note 20) LT3040 DD Package (Measured at VIN = 1.25V) 250 Hours 1000 Hours 4500 Hours LT3040 MSE Package (Measured at VIN = 1.25V) 250 Hours 1000 Hours 4500 Hours 3.2 5.2 6.7 2.3 3.5 5.1 µV µV µV µV µV µV Thermal Hysteresis (Note 18) ∆T = –40°C to 125°C <±20 µV Thermal Shutdown TJ Rising Hysteresis 162 8 °C °C Thermal Regulation 10mS Pulse –0.01 %W The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. |
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