Datasheet LTC3035 (Analog Devices) - 4
| Hersteller | Analog Devices |
| Beschreibung | 300mA VLDO Linear Regulator with Charge Pump Bias Generator |
| Seiten / Seite | 12 / 4 — TYPICAL PERFOR A CE CHARACTERISTICS. SHDN Threshold (Rising). SHDN … |
| Dateiformat / Größe | PDF / 224 Kb |
| Dokumentensprache | Englisch |
TYPICAL PERFOR A CE CHARACTERISTICS. SHDN Threshold (Rising). SHDN Threshold (Falling). BIAS Voltage vs Input Voltage
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LTC3035
W U TYPICAL PERFOR A CE CHARACTERISTICS SHDN Threshold (Rising) SHDN Threshold (Falling) BIAS Voltage vs Input Voltage vs Temperature vs Temperature
6 1000 1000 5 900 900 VIN = 5.5V VIN = 5.5V 4 800 800 VIN = 3.6V VIN = 3.6V 3 700 700 VIN = 1.7V VIN = 1.7V BIAS VOLTAGE (V) 2 600 600 SHDN THRESHOLD (mV) SHDN THRESHOLD (mV) 1 500 500 0 400 400 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 –45 –20 5 30 55 80 105 130 –45 –20 5 30 55 80 105 130 VIN (V) TEMPERATURE (°C) TEMPERATURE (°C) 3035 G07 3035 G08 3035 G09
Current Limit vs Input Voltage VIN Ripple Rejection vs Frequency
900 70 VOUT = 0V 800 60 700 50 COUT = 10µF 600 500 40 400 30 COUT = 1µF 300 REJECTION (dB) CURRENT LIMIT (mA) 20 200 VIN = 3.6V 10 100 VOUT = 3.3V IOUT = 100mA 0 0 1.5 2 2.5 3 3.5 4 4.5 5 5.5 100 1k 10k 100k 1M 10M VIN (V) FREQUENCY (Hz) 3035 G10 3035 G13
Transient Response BIAS Output Ripple
VOUT VBIAS 20mV/DIV 50mV/DIV AC AC VOUT 300mA 5mV/DIV IOUT AC 10mA V 200 3035 G11 IN = 3.6V µs/DIV V 500 3035 G12 IN = 3.6V µs/DIV VOUT = 3.3V VOUT = 3.3V COUT = 1µF CBST = 1µF CFLY = 0.1µF COUT = 1µF IOUT = 1mA 3035f 4
W U TYPICAL PERFOR A CE CHARACTERISTICS SHDN Threshold (Rising) SHDN Threshold (Falling) BIAS Voltage vs Input Voltage vs Temperature vs Temperature
6 1000 1000 5 900 900 VIN = 5.5V VIN = 5.5V 4 800 800 VIN = 3.6V VIN = 3.6V 3 700 700 VIN = 1.7V VIN = 1.7V BIAS VOLTAGE (V) 2 600 600 SHDN THRESHOLD (mV) SHDN THRESHOLD (mV) 1 500 500 0 400 400 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 –45 –20 5 30 55 80 105 130 –45 –20 5 30 55 80 105 130 VIN (V) TEMPERATURE (°C) TEMPERATURE (°C) 3035 G07 3035 G08 3035 G09
Current Limit vs Input Voltage VIN Ripple Rejection vs Frequency
900 70 VOUT = 0V 800 60 700 50 COUT = 10µF 600 500 40 400 30 COUT = 1µF 300 REJECTION (dB) CURRENT LIMIT (mA) 20 200 VIN = 3.6V 10 100 VOUT = 3.3V IOUT = 100mA 0 0 1.5 2 2.5 3 3.5 4 4.5 5 5.5 100 1k 10k 100k 1M 10M VIN (V) FREQUENCY (Hz) 3035 G10 3035 G13
Transient Response BIAS Output Ripple
VOUT VBIAS 20mV/DIV 50mV/DIV AC AC VOUT 300mA 5mV/DIV IOUT AC 10mA V 200 3035 G11 IN = 3.6V µs/DIV V 500 3035 G12 IN = 3.6V µs/DIV VOUT = 3.3V VOUT = 3.3V COUT = 1µF CBST = 1µF CFLY = 0.1µF COUT = 1µF IOUT = 1mA 3035f 4