Datasheet LT1964 (Analog Devices) - 8
| Hersteller | Analog Devices |
| Beschreibung | 200mA, Low Noise, Low Dropout Negative Micropower Regulator |
| Seiten / Seite | 16 / 8 — TYPICAL PERFORMANCE CHARACTERISTICS. RMS Output Noise vs Bypass. Load … |
| Dateiformat / Größe | PDF / 230 Kb |
| Dokumentensprache | Englisch |
TYPICAL PERFORMANCE CHARACTERISTICS. RMS Output Noise vs Bypass. Load Regulation. Output Noise Spectral Density. Capacitor
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LT1964
TYPICAL PERFORMANCE CHARACTERISTICS RMS Output Noise vs Bypass Load Regulation Output Noise Spectral Density Capacitor
30 ) 10 140 C I Hz OUT = 10μF L = –1mA TO –200mA IL = –200mA 25 120 C f = 10Hz TO 100kHz BYP = 1000pF CBYP = 100pF ) LT1964-5 100 20 1 RMS LT1964-5 CBYP = 0 80 15 60 10 0.1 C 40 LOAD REGULATION (mV) BYP = 0.01μF OUTPUT NOISE (μV LT1964 5 LT1964 C 20 OUT = 10μF LT1964-5 IL = 200mA LT1964 0 OUTPUT NOISE SPECTRAL DENSITY (μV/√ 0.01 0 –50 –25 0 25 50 75 100 125 10 100 1k 10k 100k 10 100 1k 10k TEMPERATURE (°C) FREQUENCY (Hz) CBYP (pF) 1964 G22 1964 G23 1964 G24
RMS Output Noise vs Load LT1964-5, 10Hz to 100kHz Output LT1964-5, 10Hz to 100kHz Output Current Noise, CBYP = 0 Noise, CBYP = 100pF
140 COUT = 10μF 120 LT1964-5 ) 100 RMS V V 80 OUT OUT 200μV/DIV 100μV/DIV CBYP = 0 LT1964 60 40 OUTPUT NOISE (μV LT1964-5 20 LT1964 1964 G26 1964 G27 C 1ms/DIV OUT = 10μF C 1ms/DIV OUT = 10μF C ILOAD = –200mA ILOAD = –200mA 0 BYP = 0.01μF –0.01 –0.1 –1 –10 –100 –1k LOAD CURRENT (mA) 1964 G25 1964fb 8
TYPICAL PERFORMANCE CHARACTERISTICS RMS Output Noise vs Bypass Load Regulation Output Noise Spectral Density Capacitor
30 ) 10 140 C I Hz OUT = 10μF L = –1mA TO –200mA IL = –200mA 25 120 C f = 10Hz TO 100kHz BYP = 1000pF CBYP = 100pF ) LT1964-5 100 20 1 RMS LT1964-5 CBYP = 0 80 15 60 10 0.1 C 40 LOAD REGULATION (mV) BYP = 0.01μF OUTPUT NOISE (μV LT1964 5 LT1964 C 20 OUT = 10μF LT1964-5 IL = 200mA LT1964 0 OUTPUT NOISE SPECTRAL DENSITY (μV/√ 0.01 0 –50 –25 0 25 50 75 100 125 10 100 1k 10k 100k 10 100 1k 10k TEMPERATURE (°C) FREQUENCY (Hz) CBYP (pF) 1964 G22 1964 G23 1964 G24
RMS Output Noise vs Load LT1964-5, 10Hz to 100kHz Output LT1964-5, 10Hz to 100kHz Output Current Noise, CBYP = 0 Noise, CBYP = 100pF
140 COUT = 10μF 120 LT1964-5 ) 100 RMS V V 80 OUT OUT 200μV/DIV 100μV/DIV CBYP = 0 LT1964 60 40 OUTPUT NOISE (μV LT1964-5 20 LT1964 1964 G26 1964 G27 C 1ms/DIV OUT = 10μF C 1ms/DIV OUT = 10μF C ILOAD = –200mA ILOAD = –200mA 0 BYP = 0.01μF –0.01 –0.1 –1 –10 –100 –1k LOAD CURRENT (mA) 1964 G25 1964fb 8