Datasheet LT3024 (Analog Devices) - 8
| 制造商 | Analog Devices |
| 描述 | Dual 100mA/500mA Low Dropout, Low Noise, Micropower Regulator |
| 页数 / 页 | 20 / 8 — TYPICAL PERFORMANCE CHARACTERISTICS. Output 2. Reverse Output Current. … |
| 文件格式/大小 | PDF / 264 Kb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS. Output 2. Reverse Output Current. Input Ripple Rejection. Output 1
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LT3024
TYPICAL PERFORMANCE CHARACTERISTICS Output 2 Output 2 Reverse Output Current Input Ripple Rejection Input Ripple Rejection
18 80 80 VIN = 0V VOUT = VADJ = 1.22V 70 70 CBYP = 0.01μF 15 60 60 C 12 BYP = 1000pF 50 50 CBYP = 100pF COUT = 10μF 9 40 40 30 30 6 COUT = 1μF RIPPLE REJECTION (dB) 20 RIPPLE REJECTION (dB) 20 REVERSE OUTPUT CURRENT (μA) 3 IL = 100mA I 10 10 L = 100mA VIN = 2.3V + 50mVRMS RIPPLE VIN = 2.3V + 50mVRMS RIPPLE CBYP = 0 COUT = 10μF 0 0 0 –50 –25 0 25 50 75 100 125 0.01 0.1 1 10 100 1000 0.01 0.1 1 10 100 1000 TEMPERATURE (°C) FREQUENCY (kHz) FREQUENCY (kHz) 3024 G26 3024 G27 3024 G25
Output 2 Output 1 Output 1 Input Ripple Rejection Input Ripple Rejection Input Ripple Rejection
80 80 80 70 70 70 CBYP = 0.01μF 60 60 60 C 50 50 OUT = 10μF 50 CBYP = 1000pF CBYP = 100pF 40 40 40 30 30 30 RIPPLE REJECTION (dB) 20 V RIPPLE REJECTION (dB) 20 RIPPLE REJECTION (dB) 20 IN = VOUT (NOMINAL) + IL = 500mA IL = 500mA 1V + 0.5V C P-P RIPPLE VIN = VOUT(NOMINAL) + OUT = 4.7μF VIN = VOUT(NOMINAL) + 10 AT f = 120Hz 10 10 1V + 50mVRMS RIPPLE 1V + 50mVRMS RIPPLE IL = 50mA CBYP = 0 COUT = 10μF 0 0 0 –50 –25 0 25 50 75 100 125 10 100 1k 10k 100k 1M 10 100 1k 10k 100k 1M TEMPERATURE (°C) FREQUENCY (Hz) FREQUENCY (Hz) 3024 G28 3024 G29 3024 G30
Output 1 Ripple Rejection Output 2 Minimum Input Voltage
68 2.5 VOUT = 1.22V 66 2.0 64 IL = 100mA 62 1.5 IL = 50mA 60 58 1.0 RIPPLE REJECTION (dB) 56 VIN = VOUT (NOMINAL) + 1V + 0.5V MINIMUM INPUT VOLTAGE (V) 0.5 P-P RIPPLE 54 AT f = 120Hz IL = 500mA 52 0 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) 3024 G31 3024 G32 3024fa 8
TYPICAL PERFORMANCE CHARACTERISTICS Output 2 Output 2 Reverse Output Current Input Ripple Rejection Input Ripple Rejection
18 80 80 VIN = 0V VOUT = VADJ = 1.22V 70 70 CBYP = 0.01μF 15 60 60 C 12 BYP = 1000pF 50 50 CBYP = 100pF COUT = 10μF 9 40 40 30 30 6 COUT = 1μF RIPPLE REJECTION (dB) 20 RIPPLE REJECTION (dB) 20 REVERSE OUTPUT CURRENT (μA) 3 IL = 100mA I 10 10 L = 100mA VIN = 2.3V + 50mVRMS RIPPLE VIN = 2.3V + 50mVRMS RIPPLE CBYP = 0 COUT = 10μF 0 0 0 –50 –25 0 25 50 75 100 125 0.01 0.1 1 10 100 1000 0.01 0.1 1 10 100 1000 TEMPERATURE (°C) FREQUENCY (kHz) FREQUENCY (kHz) 3024 G26 3024 G27 3024 G25
Output 2 Output 1 Output 1 Input Ripple Rejection Input Ripple Rejection Input Ripple Rejection
80 80 80 70 70 70 CBYP = 0.01μF 60 60 60 C 50 50 OUT = 10μF 50 CBYP = 1000pF CBYP = 100pF 40 40 40 30 30 30 RIPPLE REJECTION (dB) 20 V RIPPLE REJECTION (dB) 20 RIPPLE REJECTION (dB) 20 IN = VOUT (NOMINAL) + IL = 500mA IL = 500mA 1V + 0.5V C P-P RIPPLE VIN = VOUT(NOMINAL) + OUT = 4.7μF VIN = VOUT(NOMINAL) + 10 AT f = 120Hz 10 10 1V + 50mVRMS RIPPLE 1V + 50mVRMS RIPPLE IL = 50mA CBYP = 0 COUT = 10μF 0 0 0 –50 –25 0 25 50 75 100 125 10 100 1k 10k 100k 1M 10 100 1k 10k 100k 1M TEMPERATURE (°C) FREQUENCY (Hz) FREQUENCY (Hz) 3024 G28 3024 G29 3024 G30
Output 1 Ripple Rejection Output 2 Minimum Input Voltage
68 2.5 VOUT = 1.22V 66 2.0 64 IL = 100mA 62 1.5 IL = 50mA 60 58 1.0 RIPPLE REJECTION (dB) 56 VIN = VOUT (NOMINAL) + 1V + 0.5V MINIMUM INPUT VOLTAGE (V) 0.5 P-P RIPPLE 54 AT f = 120Hz IL = 500mA 52 0 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) 3024 G31 3024 G32 3024fa 8