Datasheet LTC6115 (Analog Devices) - 6

LTC6115
CURRENT SENSE TYPICAL PERFORMANCE CHARACTERISTICS Step Response 10mV to 20mV (VOUTI) Step Response 100mV (VOUTI)
– V+–10mV V – SENSE VSENSE V+ V+–20mV V+–100mV CLOAD = 10pF 1V T 5V A = 25°C TA = 25°C V+ = 12V V+ = 12V RIN = 100Ω RIN = 100Ω ROUT = 5kΩ ROUT = 5kΩ V + + SENSE = V+ CLOAD = 1000pF VSENSE = V+ 0.5V VOUTI 0V VOUTI TIME (10µs/DIV) TIME (10µs/DIV) 6115 G10 6115 G11
Step Response Rising Edge Step Response 100mV (VOUTI) (VOUTI)
V – SENSE V – V+ SENSE – V+–100mV T ∆VSENSE =100mV A = 25°C V+ = 12V 5V CLOAD = 2200pF 5.5V RIN = 100Ω R 5V OUT = 5kΩ V + SENSE = V+ TA = 25°C V+ = 12V RIN = 100Ω ROUT = 5kΩ V + SENSE = V+ IOUTI = 100µA V 0V OUTI VOUTI 0.5V IOUTI = 0 0V TIME (100µs/DIV) TIME (500ns/DIV) 6115 G12 6115 G13
Step Response Falling Edge (VOUTI) PSRR vs Frequency (VOUTI)
160 ∆V – 140 SENSE =100mV 120 5.5V VOUTI 5V TA = 25°C 100 V+ = 12V RIN = 100Ω 80 R V+ = 12V OUT = 5kΩ V + SENSE = V+ PSRR (dB) 60 RIN = 100Ω ROUT = 10kΩ I 40 OUT = 100µ COUT = 5pF V+ = 5V GAIN = 100 20 0.5V I I OUTDC = 100µA OUT = 0 V 0V SENSE = 50mVp 00.1 1 10 100 1k 10k 100k 1M TIME (500ns/DIV) FREQUENCY (Hz) 6115 G14 6115 G15 Rev. B 6 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration Current Sense Typical Performance Characteristics Voltage Sense Typical Performance Characteristics Pin Functions Block Diagram Applications Information: Current Sense Applications Information: Voltage Sense Typical Applications Package Description Revision History Typical Application Related Parts