Datasheet LT3050 (Analog Devices) - 9
| Hersteller | Analog Devices |
| Beschreibung | 100mA, Linear Regulator with Precision Current Limit and Diagnostic Outputs |
| Seiten / Seite | 26 / 9 — TYPICAL PERFORMANCE CHARACTERISTICS TJ = 25°C, unless otherwise noted. … |
| Dateiformat / Größe | PDF / 409 Kb |
| Dokumentensprache | Englisch |
TYPICAL PERFORMANCE CHARACTERISTICS TJ = 25°C, unless otherwise noted. Output Noise Spectral Density. CREF/BYP = 0, CFF = 0
Modelllinie für dieses Datenblatt
- LT3050EDDB#PBF LT3050EDDB#TRMPBF LT3050EDDB#TRMPBF LT3050EDDB#TRPBF LT3050EDDB#TRPBF LT3050EDDB-3.3#PBF LT3050EDDB-3.3#TRMPBF LT3050EDDB-3.3#TRMPBF LT3050EDDB-3.3#TRPBF LT3050EDDB-3.3#TRPBF LT3050EDDB-5#PBF LT3050EDDB-5#TRMPBF LT3050EDDB-5#TRMPBF LT3050EDDB-5#TRPBF LT3050EDDB-5#TRPBF LT3050EMSE#PBF LT3050EMSE#PBF LT3050EMSE#TRPBF LT3050EMSE#TRPBF LT3050EMSE-3.3#PBF LT3050EMSE-3.3#PBF LT3050EMSE-3.3#TRPBF LT3050EMSE-3.3#TRPBF LT3050EMSE-5#PBF LT3050EMSE-5#PBF LT3050EMSE-5#TRPBF LT3050EMSE-5#TRPBF LT3050IDDB#PBF LT3050IDDB#TRMPBF LT3050IDDB#TRMPBF LT3050IDDB#TRPBF LT3050IDDB#TRPBF LT3050IDDB-3.3#PBF LT3050IDDB-3.3#TRMPBF LT3050IDDB-3.3#TRMPBF LT3050IDDB-3.3#TRPBF LT3050IDDB-3.3#TRPBF LT3050IDDB-5#PBF LT3050IDDB-5#TRMPBF LT3050IDDB-5#TRMPBF LT3050IDDB-5#TRPBF LT3050IDDB-5#TRPBF LT3050IMSE#PBF LT3050IMSE#PBF LT3050IMSE#TRPBF LT3050IMSE#TRPBF LT3050IMSE-3.3#PBF LT3050IMSE-3.3#PBF LT3050IMSE-3.3#TRPBF LT3050IMSE-3.3#TRPBF LT3050IMSE-5#PBF LT3050IMSE-5#PBF LT3050IMSE-5#TRPBF LT3050IMSE-5#TRPBF LT3050MPMSE LT3050MPMSE#PBF LT3050MPMSE#PBF LT3050MPMSE#TRPBF LT3050MPMSE#TRPBF LT3050MPMSE-3.3#PBF LT3050MPMSE-3.3#PBF LT3050MPMSE-3.3#TRPBF LT3050MPMSE-3.3#TRPBF LT3050MPMSE-5#PBF LT3050MPMSE-5#PBF LT3050MPMSE-5#TRPBF LT3050MPMSE-5#TRPBF
Textversion des Dokuments
LT3050 Series
TYPICAL PERFORMANCE CHARACTERISTICS TJ = 25°C, unless otherwise noted. Output Noise Spectral Density Output Noise Spectral Density Output Noise Spectral Density CREF/BYP = 0, CFF = 0 vs CREF/BYP, CFF = 0 vs CFF, CREF/BYP = 10nF
) 10 ) 10 ) 10 Hz Hz CREF/BYP = 100pF Hz /√ /√ VOUT = 5V /√ V V V Y (μ Y (μ Y (μ C 1 1 FF = 0 1 VOUT = 0.6V CFF = 10nF VOUT = 5V 0.1 VOUT = 3.3V 0.1 0.1 VOUT = 2.5V C V REF/BYP = 10nF OUT = 1.8V VOUT = 1.5V CREF/BYP = 1nF V C OUT = 5V FF = 1nF V C C OUT = 1.2V OUT = 10μF COUT = 10μF C FF = 100pF OUT = 10μF I OUTPUT NOISE SPECTRAL DENSIT V I OUT = 0.6V L = 100mA OUTPUT NOISE SPECTRAL DENSIT L = 100mA OUTPUT NOISE SPECTRAL DENSIT IL = 100mA 0.01 0.01 0.01 10 100 1K 10K 100k 10 100 1k 10k 100k 10 100 1k 10k 100k FREQUENCY (Hz) FREQUENCY (Hz) FREQUENCY (Hz) 3050 G22 3050 G23 3050 G23a
RMS Output Noise vs Load RMS Output Noise vs Load RMS Output Noise Current vs CREF/BYP Current CREF/BYP = 10nF vs Feedforward Capacitor (CFF)
110 170 120 VOUT = 0.6V 160 fOUT = 10Hz TO 100kHz V f = 10Hz TO 100kHz V 100 OUT = 5V OUT = 5V C C 110 C ) OUT = 10μF CREF/BYP = 0 ) 150 OUT = 10μF ) REF/BYP = 10nF V 90 140 100 OUT = 3.3V COUT = 10μF RMS RMS V RMS I V 130 OUT = 2.5V FB-DIVIDER = 5μA 80 V V 90 C VOUT = 2.5V REF/BYP = 10pF 120 V I OUT = 3.3V L = 100mA V 80 70 110 OUT = 1.8V TAGE (μ TAGE (μ 100 V TAGE (μ 70 60 OUT = 1.5V 90 C 60 50 REF/BYP = 100pF 80 70 50 40 60 40 C 30 REF/BYP = 1nF 50 40 V 30 OUT = 1.2V 20 OUTPUT NOISE VOL CREF/BYP = 10nF OUTPUT NOISE VOL 30 OUTPUT NOISE VOL 20 V V V OUT = 1.8V OUT = 1.2V OUT = 0.6V 10 20 CREF/BYP = 100nF VOUT = 0.6V 10 10 VOUT = 1.5V 0 0 0 0.01 0.1 1 10 100 0.01 0.1 1 10 100 10p 100p 1n 10n LOAD CURRENT (mA) LOAD CURRENT (mA) FEEDFORWARD CAPACITOR, CFF (F) 3050 G24 3050 G25 3050 G25a
Startup Time 5V 10Hz to 100kHz Output Noise 5V 10Hz to 100kHz Output Noise vs REF/BYP Capacitor CREF/BYP = 10nF, CFF = 0 CREF/BYP = 10nF, CFF = 10nF
60 50 40 VOUT VOUT 100μV/DIV 100μV/DIV 30 TUP TIME (ms) AR 20 ST 10 3050 G27 3050 G26 C 1ms/DIV OUT = 10μF C 1ms/DIV OUT = 10μF ILOAD = 100mA ILOAD = 100mA 0 0 10 20 30 40 50 60 70 80 90 100 REF/BYP CAPACITOR (nF) 3050 G33 3050fa 9 Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION ELECTRICAL CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS PIN FUNCTIONS BLOCK DIAGRAM OPERATION APPLICATIONS INFORMATION PACKAGE DESCRIPTION REVISION HISTORY TYPICAL APPLICATION RELATED PARTS
TYPICAL PERFORMANCE CHARACTERISTICS TJ = 25°C, unless otherwise noted. Output Noise Spectral Density Output Noise Spectral Density Output Noise Spectral Density CREF/BYP = 0, CFF = 0 vs CREF/BYP, CFF = 0 vs CFF, CREF/BYP = 10nF
) 10 ) 10 ) 10 Hz Hz CREF/BYP = 100pF Hz /√ /√ VOUT = 5V /√ V V V Y (μ Y (μ Y (μ C 1 1 FF = 0 1 VOUT = 0.6V CFF = 10nF VOUT = 5V 0.1 VOUT = 3.3V 0.1 0.1 VOUT = 2.5V C V REF/BYP = 10nF OUT = 1.8V VOUT = 1.5V CREF/BYP = 1nF V C OUT = 5V FF = 1nF V C C OUT = 1.2V OUT = 10μF COUT = 10μF C FF = 100pF OUT = 10μF I OUTPUT NOISE SPECTRAL DENSIT V I OUT = 0.6V L = 100mA OUTPUT NOISE SPECTRAL DENSIT L = 100mA OUTPUT NOISE SPECTRAL DENSIT IL = 100mA 0.01 0.01 0.01 10 100 1K 10K 100k 10 100 1k 10k 100k 10 100 1k 10k 100k FREQUENCY (Hz) FREQUENCY (Hz) FREQUENCY (Hz) 3050 G22 3050 G23 3050 G23a
RMS Output Noise vs Load RMS Output Noise vs Load RMS Output Noise Current vs CREF/BYP Current CREF/BYP = 10nF vs Feedforward Capacitor (CFF)
110 170 120 VOUT = 0.6V 160 fOUT = 10Hz TO 100kHz V f = 10Hz TO 100kHz V 100 OUT = 5V OUT = 5V C C 110 C ) OUT = 10μF CREF/BYP = 0 ) 150 OUT = 10μF ) REF/BYP = 10nF V 90 140 100 OUT = 3.3V COUT = 10μF RMS RMS V RMS I V 130 OUT = 2.5V FB-DIVIDER = 5μA 80 V V 90 C VOUT = 2.5V REF/BYP = 10pF 120 V I OUT = 3.3V L = 100mA V 80 70 110 OUT = 1.8V TAGE (μ TAGE (μ 100 V TAGE (μ 70 60 OUT = 1.5V 90 C 60 50 REF/BYP = 100pF 80 70 50 40 60 40 C 30 REF/BYP = 1nF 50 40 V 30 OUT = 1.2V 20 OUTPUT NOISE VOL CREF/BYP = 10nF OUTPUT NOISE VOL 30 OUTPUT NOISE VOL 20 V V V OUT = 1.8V OUT = 1.2V OUT = 0.6V 10 20 CREF/BYP = 100nF VOUT = 0.6V 10 10 VOUT = 1.5V 0 0 0 0.01 0.1 1 10 100 0.01 0.1 1 10 100 10p 100p 1n 10n LOAD CURRENT (mA) LOAD CURRENT (mA) FEEDFORWARD CAPACITOR, CFF (F) 3050 G24 3050 G25 3050 G25a
Startup Time 5V 10Hz to 100kHz Output Noise 5V 10Hz to 100kHz Output Noise vs REF/BYP Capacitor CREF/BYP = 10nF, CFF = 0 CREF/BYP = 10nF, CFF = 10nF
60 50 40 VOUT VOUT 100μV/DIV 100μV/DIV 30 TUP TIME (ms) AR 20 ST 10 3050 G27 3050 G26 C 1ms/DIV OUT = 10μF C 1ms/DIV OUT = 10μF ILOAD = 100mA ILOAD = 100mA 0 0 10 20 30 40 50 60 70 80 90 100 REF/BYP CAPACITOR (nF) 3050 G33 3050fa 9 Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION ELECTRICAL CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS PIN FUNCTIONS BLOCK DIAGRAM OPERATION APPLICATIONS INFORMATION PACKAGE DESCRIPTION REVISION HISTORY TYPICAL APPLICATION RELATED PARTS