Datasheet LT3027 (Analog Devices) - 7
| Manufacturer | Analog Devices |
| Description | Dual 100mA, Low Dropout, Low Noise, Micropower Regulator with Independent Inputs |
| Pages / Page | 16 / 7 — TYPICAL PERFOR A CE CHARACTERISTICS. RMS Output Noise vs. 10Hz to 100kHz … |
| File Format / Size | PDF / 341 Kb |
| Document Language | English |
TYPICAL PERFOR A CE CHARACTERISTICS. RMS Output Noise vs. 10Hz to 100kHz Output Noise. Load Current (10Hz to 100kHz). BYP = 0
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LT3027
W U TYPICAL PERFOR A CE CHARACTERISTICS RMS Output Noise vs 10Hz to 100kHz Output Noise 10Hz to 100kHz Output Noise Load Current (10Hz to 100kHz) C C BYP = 0 BYP = 100pF
160 COUT = 10µF C 140 BYP = 0µF CBYP = 0.01µF ) 120 V RMS OUT SET FOR 5V V V OUT OUT µV 100 100µV/DIV 100µV/DIV 80 VOUT =VADJ 60 OUTPUT NOISE ( 40 V 3027 G28 1ms/DIV OUT SET FOR 5V 1ms/DIV 3027 G29 20 C C OUT = 10µF OUT = 10µF VOUT =VADJ I I L = 100mA L = 100mA 0 V V OUT SET FOR 5V OUT OUT SET FOR 5V OUT 0.01 0.1 1 10 100 LOAD CURRENT (mA) 3027 G27
10Hz to 100kHz Output Noise 10Hz to 100kHz Output Noise CBYP = 1000pF CBYP = 0.01
µ
F
VOUT VOUT 100µV/DIV 100µV/DIV 1ms/DIV 3027 G30 3027 G31 1ms/DIV COUT = 10µF COUT = 10µF IL = 100mA IL = 100mA VOUT SET FOR 5V OUT VOUT SET FOR 5V OUT
Transient Response Transient Response CBYP = 0 CBYP = 0.01
µ
F
0.2 0.04 0.1 0.02 0 0 –0.1 –0.02 DEVIATION (V) V DEVIATION (V) VIN = 6V OUTPUT VOLTAGE –0.2 IN = 6V OUTPUT VOLTAGE C –0.04 C IN = 10µF IN = 10µF C C OUT = 10µF OUT = 10µF V V OUT SET FOR 5V OUT OUT SET FOR 5V OUT 100 100 50 50 (mA) (mA) 0 0 LOAD CURRENT LOAD CURRENT 0 400 800 1200 1600 2000 0 20 40 60 80 100 120 140 160 180 200 TIME (µs) TIME (µs) 3027 G32 3027 G33 3027fa 7
W U TYPICAL PERFOR A CE CHARACTERISTICS RMS Output Noise vs 10Hz to 100kHz Output Noise 10Hz to 100kHz Output Noise Load Current (10Hz to 100kHz) C C BYP = 0 BYP = 100pF
160 COUT = 10µF C 140 BYP = 0µF CBYP = 0.01µF ) 120 V RMS OUT SET FOR 5V V V OUT OUT µV 100 100µV/DIV 100µV/DIV 80 VOUT =VADJ 60 OUTPUT NOISE ( 40 V 3027 G28 1ms/DIV OUT SET FOR 5V 1ms/DIV 3027 G29 20 C C OUT = 10µF OUT = 10µF VOUT =VADJ I I L = 100mA L = 100mA 0 V V OUT SET FOR 5V OUT OUT SET FOR 5V OUT 0.01 0.1 1 10 100 LOAD CURRENT (mA) 3027 G27
10Hz to 100kHz Output Noise 10Hz to 100kHz Output Noise CBYP = 1000pF CBYP = 0.01
µ
F
VOUT VOUT 100µV/DIV 100µV/DIV 1ms/DIV 3027 G30 3027 G31 1ms/DIV COUT = 10µF COUT = 10µF IL = 100mA IL = 100mA VOUT SET FOR 5V OUT VOUT SET FOR 5V OUT
Transient Response Transient Response CBYP = 0 CBYP = 0.01
µ
F
0.2 0.04 0.1 0.02 0 0 –0.1 –0.02 DEVIATION (V) V DEVIATION (V) VIN = 6V OUTPUT VOLTAGE –0.2 IN = 6V OUTPUT VOLTAGE C –0.04 C IN = 10µF IN = 10µF C C OUT = 10µF OUT = 10µF V V OUT SET FOR 5V OUT OUT SET FOR 5V OUT 100 100 50 50 (mA) (mA) 0 0 LOAD CURRENT LOAD CURRENT 0 400 800 1200 1600 2000 0 20 40 60 80 100 120 140 160 180 200 TIME (µs) TIME (µs) 3027 G32 3027 G33 3027fa 7
