Datasheet DS4305 (Analog Devices) - 4
| Hersteller | Analog Devices |
| Beschreibung | Electronically Programmable Voltage Reference |
| Seiten / Seite | 8 / 4 — Electronically Programmable Voltage Reference. Typical Operating … |
| Dateiformat / Größe | PDF / 308 Kb |
| Dokumentensprache | Englisch |
Electronically Programmable Voltage Reference. Typical Operating Characteristics (continued). LOAD REGULATION
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Electronically Programmable Voltage Reference Typical Operating Characteristics (continued)
(VCC = 5.0V, TA = +25°C, unless otherwise noted.)
LOAD REGULATION LOAD REGULATION LINE REGULATION (VOUT = 0.3V) (VOUT = 5.2V) (VOUT = 0.3V)
2.0 1.0 0
DS4305
1.5 TA = +125°C 0.5 DS4305 toc04 TA = +25°C DS4305 toc05 DS4305 toc06 -100 µV) 1.0 TA = +85°C 0 TA = +85°C -200 0.5 -0.5 TA = +125°C -300 T 0 -1.0 A = -40°C TA = -40°C TA = -40°C -400 -0.5 -1.5 T TA = +85°C OUTPUT VOLTAGE CHANGE (mV) TA = +25°C OUTPUT VOLTAGE CHANGE (mV) A = +125°C OUTPUT VOLTAGE CHANGE ( -1.0 -2.0 -500 VCC = 4.0V VCC = 5.5V -1.5 -2.5 -600 -1.0 -0.5 0 0.5 1.0 -1.0 -0.5 0 0.5 -1.0 4.0 4.3 4.6 4.9 5.2 5.5 LOAD CURRENT (mA) LOAD CURRENT (mA) SUPPLY VOLTAGE (V)
LINE REGULATION POWER-SUPPLY REJECTION RATIO DS4305 OUTPUT NOISE (VOUT = 3.5V) vs. FREQUENCY (VCC = 5.0V) (0.1Hz TO 10Hz)
20 80 300 TA = -40°C TA = +85°C VOUT = 0.3V, 70 V 0 CC-AC = 300mVRMS DS4305 toc07 DS4305 toc08 DS4305 toc09 200 µV) 60 -20 100 50 TA = +125°C µV) ( -40 40 VOUT = 4.5V, 0 PSRR (dB) VCC-AC = 300mVRMS V OUT 30 -60 -100 20 OUTPUT VOLTAGE CHANGE ( -80 -200 10 VCC = 5.5V VOUT = 5V -100 0 -300 4.0 4.5 5.0 5.5 1 10 100 1000 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 SUPPLY VOLTAGE (V) FREQUENCY (kHz) TIME (s)
DS4305 OUTPUT NOISE DS4305 TURN-ON DS4305 LOAD TRANSIENT (10Hz TO 1kHz) TRANSIENT (VOUT = 3.0V, VCC = 5.0V)
4.5 5.0 DS4305 toc12 4.0 4.5 DS4305 toc10 DS4305 toc11 3.5 4.0 +1mA 3.5 Hz) 3.0 VCC / (V 3.0 IOUT 2.5 2.5 VOUT -1mA 2.0 VOLTAGE (V) 2.0 µV OUT NOISE V 1.5 OUT 1.5 AC-COUPLED 1.0 300mV/div 1.0 0.5 0.5 VCC = 5.5V VOUT = 5V COUT =100pF 0 0 10 100 1000 1µs/div FREQUENCY (Hz)
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(VCC = 5.0V, TA = +25°C, unless otherwise noted.)
LOAD REGULATION LOAD REGULATION LINE REGULATION (VOUT = 0.3V) (VOUT = 5.2V) (VOUT = 0.3V)
2.0 1.0 0
DS4305
1.5 TA = +125°C 0.5 DS4305 toc04 TA = +25°C DS4305 toc05 DS4305 toc06 -100 µV) 1.0 TA = +85°C 0 TA = +85°C -200 0.5 -0.5 TA = +125°C -300 T 0 -1.0 A = -40°C TA = -40°C TA = -40°C -400 -0.5 -1.5 T TA = +85°C OUTPUT VOLTAGE CHANGE (mV) TA = +25°C OUTPUT VOLTAGE CHANGE (mV) A = +125°C OUTPUT VOLTAGE CHANGE ( -1.0 -2.0 -500 VCC = 4.0V VCC = 5.5V -1.5 -2.5 -600 -1.0 -0.5 0 0.5 1.0 -1.0 -0.5 0 0.5 -1.0 4.0 4.3 4.6 4.9 5.2 5.5 LOAD CURRENT (mA) LOAD CURRENT (mA) SUPPLY VOLTAGE (V)
LINE REGULATION POWER-SUPPLY REJECTION RATIO DS4305 OUTPUT NOISE (VOUT = 3.5V) vs. FREQUENCY (VCC = 5.0V) (0.1Hz TO 10Hz)
20 80 300 TA = -40°C TA = +85°C VOUT = 0.3V, 70 V 0 CC-AC = 300mVRMS DS4305 toc07 DS4305 toc08 DS4305 toc09 200 µV) 60 -20 100 50 TA = +125°C µV) ( -40 40 VOUT = 4.5V, 0 PSRR (dB) VCC-AC = 300mVRMS V OUT 30 -60 -100 20 OUTPUT VOLTAGE CHANGE ( -80 -200 10 VCC = 5.5V VOUT = 5V -100 0 -300 4.0 4.5 5.0 5.5 1 10 100 1000 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 SUPPLY VOLTAGE (V) FREQUENCY (kHz) TIME (s)
DS4305 OUTPUT NOISE DS4305 TURN-ON DS4305 LOAD TRANSIENT (10Hz TO 1kHz) TRANSIENT (VOUT = 3.0V, VCC = 5.0V)
4.5 5.0 DS4305 toc12 4.0 4.5 DS4305 toc10 DS4305 toc11 3.5 4.0 +1mA 3.5 Hz) 3.0 VCC / (V 3.0 IOUT 2.5 2.5 VOUT -1mA 2.0 VOLTAGE (V) 2.0 µV OUT NOISE V 1.5 OUT 1.5 AC-COUPLED 1.0 300mV/div 1.0 0.5 0.5 VCC = 5.5V VOUT = 5V COUT =100pF 0 0 10 100 1000 1µs/div FREQUENCY (Hz)
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