LT6556 WWWUABSOLUTE AXI URATI GS (Note 1) Total Supply Voltage (V+ to V–) ...12.6V Junction Temperature Input Current (Note 2) ...±10mA SSOP .. 150°C Output Current (Continuous) ..±70mA QFN ... 125°C ⎯E⎯N to DGND Voltage (Note 2) ..5.5V Storage Temperature Range SEL to DGND Voltage (Note 2) ..8V SSOP ... –65°C to 150°C Output Short-Circuit Duration (Note 3) .. Indefi nite QFN .. –65°C to 125°C Operating Temperature Range (Note 4) ... –40°C to 85°C Soldering Temperature (10 sec) .. 300°C Specifi ed Temperature Range (Note 5) .. –40°C to 85°C UWUPACKAGE/ORDER I FOR ATIO TOP VIEW TOP VIEW IN1A 1 24 V+ + IN2A DGND IN1A V EN SEL A/B DGND 2 23 EN 24 23 22 21 20 19 IN2A 3 22 SEL A/B V 1 18 REF V+ V 4 21 REF V+ IN3A 2 17 OUT1 IN3A 5 G = +1 20 OUT1 AGND1 3 16 V– 25 AGND1 6 19 V– V– 4 15 OUT2 IN1B 7 G = +1 18 OUT2 IN1B 5 14 V+ AGND2 8 17 V+ AGND2 6 13 OUT3 IN2B 9 G = +1 16 OUT3 7 8 9 10 11 12 AGND3 10 15 V– + + – V V V IN2B IN3B IN3B 11 14 V+ AGND3 V– 12 13 V+ UF PACKAGE 24-LEAD (4mm × 4mm) PLASTIC QFN GN PACKAGE T 24-LEAD PLASTIC SSOP JMAX = 125°C, θJA = 37°C/W, θJC = 2.6°C/W EXPOSED PAD (PIN 25) IS V– TJMAX = 150°C, θJA = 90°C/W MUST BE SOLDERED TO PCB ORDER PART NUMBER GN PART MARKING ORDER PART NUMBER UF PART MARKING* LT6556CGN LT6556CGN LT6556CUF 6556 LT6556IGN LT6556IGN LT6556IUF Order Options Tape and Reel: Add #TR Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF Lead Free Part Marking: http://www.linear.com/leadfree/ Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container. TheELECTRICAL CHARACTERISTICSdenotes the specifi cations which apply over the full operatingtemperature range, otherwise specifi cations are at TA = 25°C. VS = ±5V, RL = 1k, CL = 1.5pF, V ⎯ E ⎯ N = 0.4V, VAGND, VDGND, VVREF = 0V.SYMBOLPARAMETERCONDITIONSMINTYPMAXUNITS VOS Offset Voltage VIN = 0V, VOS = VOUT 18 ±67 mV ● ±75 mV IIN Input Current ● –12 ±45 µA RIN Input Resistance VIN = ±1V ● 100 500 kΩ CIN Input Capacitance f = 100kHz ● 1 pF PSRR Power Supply Rejection Ratio VS = ±2.25V to ±6V (Note 6) ● 51 62 dB 6556f 2