Datasheet LT3014B (Analog Devices) - 6

LT3014B
TYPICAL PERFORMANCE CHARACTERISTICS Current Limit Current Limit Reverse Output Current
80 100 50 VOUT = 0V VIN = 7V T 90 J = 25°C 70 TJ = 25°C VOUT = 0V 45 VIN = 0V ADJ PIN 80 µA) 40 VOUT = VADJ 60 ESD CLAMP 70 35 50 60 30 40 50 25 30 40 20 CURRENT FLOWS CURRENT LIMIT (mA) CURRENT LIMIT (mA) 30 15 INTO OUTPUT PIN 20 20 10 10 REVERSE OUTPUT CURRENT ( 10 5 0 0 0 0 2 4 6 8 10 12 14 16 18 20 –50 –25 0 25 50 75 100 125 0 1 2 3 4 5 6 7 8 9 10 INPUT VOLTAGE (V) TEMPERATURE (°C) OUTPUT VOLTAGE (V) 3014B G13 3014B G14 3014B G15
Reverse Output Current Input Ripple Rejection Input Ripple Rejection
8 72 80 VIN = 0V VIN = 7V + 0.5VP-P VIN = 7V + 50mVRMS RIPPLE 7 VOUT = VADJ = 1.22V 70 RIPPLE AT f = 120Hz 70 IL = 20mA µA) IL = 20mA 6 68 60 5 66 50 4 64 40 COUT = 4.7µF 3 62 30 2 RIPPLE REJECTION (dB) 60 RIPPLE REJECTION (dB) 20 REVERSE OUTPUT CURRENT ( 1 58 10 COUT = 0.47µF 0 56 0 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 10 100 1k 10k 100k 1M TEMPERATURE (°C) TEMPERATURE (°C) FREQUENCY (Hz) 3014B G18 3014B G16 3014B G17
Minimum Input Voltage Load Regulation Output Noise Spectral Density
3.5 0 10 ILOAD = 20mA ∆IL = 100µA TO 20mA COUT = 0.47µF V I 3.0 –5 OUT = 1.22V L = 20mA VOUT = 1.22V –10 2.5 1 –15 2.0 –20 1.5 –25 0.1 1.0 LOAD REGULATION (mV) –30 MINIMUM INPUT VOLTAGE (V) 0.5 –35 0 –40 OUTPUT NOISE SPECTRAL DENSITY (µV/√Hz) 0.01 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 10 100 1k 10k 100k TEMPERATURE (°C) TEMPERATURE (°C) FREQUENCY (Hz) 3014B G19 3014B G20 3014B G21 3014bfb 6 For more information www.linear.com/LT3014B Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Applications Information