Datasheet LTC3107 (Analog Devices) - 5

LTC3107
Typical perForMance characTerisTics TA = 25°C, unless otherwise noted. VAUX Voltage LDO Step Load Response vs Clamp Current IVOUT Current Limit vs VOUT (10µA to 10mA)
1.80 80 VBAT = 3.6V CLDO = 2.2µF 70 1.50 60 1.20 VLDO 50 100mV/DIV AUX (%) 0.90 40 ILDO 30 0.60 CHANGE IN V CURRENT LIMIT (mA) 20mA/DIV 20 0.30 VOUT = VBAT –0.4V 3107 G13 10 V 5ms/DIV OUT = 0V, HARVESTING VOUT = 0V, VAUX = 0V, NOT HARVESTING 0.00 0 0.01 0.1 1 10 2.0 2.5 3.0 3.5 4.0 ICLAMP (mA) VBAT (V) 3107 G11 3107 G12
Pulsed VOUT Load, Harvesting Pulsed VOUT Load, Pulsed VOUT Load, Harvesting Insufficient COUT or Insufficient No Harvesting (Not Using Battery) Harvested Energy
VBAT = 3.6V 20µA LOAD WITH A VBAT = 3.6V 20µA LOAD WITH A VBAT = 3.6V 20µA LOAD WITH A 20mA, 10ms LONG 20mA, 10ms LONG 20mA, 50ms LONG PULSE EVERY SECOND PULSE EVERY SECOND PULSE EVERY SECOND VBAT VBAT VBAT 200mV/DIV 200mV/DIV 200mV/DIV V V OUT OUT VOUT 2V/DIV BAT_OFF BAT_OFF 2V/DIV BAT_OFF 2V/DIV 3107 G14 3107 G15 3107 G16 200ms/DIV 200ms/DIV 200ms/DIV
Voltage Sequencing When Battery Is Connected
VBAT VOUT 2V/DIV VAUX VLDO 3107 G19 5ms/DIV 3107f For more information www.linear.com/LTC3107 5 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts