Datasheet LTC3611 (Analog Devices) - 9

LTC3611 FunctionAl DiAgrAM RON VON ION FCB EXTVCC SVIN 35 41 39 44 4.7V 51, 52 0.7V PV 2.4V IN 1µA + – 0.6V 12, 13, 14, 15, REF 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 67 0.6V 5V CIN REG – + INTVCC 53, 54 F BOOST 29 VVON tON = I (10pF) R ION S Q FCNT C M1 B ON 20k D L1 + + SW B VOUT SWITCH 4, 5, 6, 7, 8, 9, ICMP IREV LOGIC 10, 11, 26, 55, – – 66 1.4V SHDN + COUT OV V M2 C RNG VCC 37 × PGND (0.5 TO 2) 1, 2, 3, 56, 57, 0.7V 58, 59, 60, 61, 62, 63, 64, 65 36 PGOOD 1 R2 240k + 0.54V 1V Q2 Q4 UV Q6 – ITHB 43 VFB Q3 Q1 R1 + OV + SGND – 0.8V – 0.66V 28, 31, 32, 33, 34, SS RUN 40, 42, 45, 46, 47, – + SHDN 48, 49, 50, 68 1.2µA ×3.3 EA + – – + NC 27 6V 0.6V 0.4V 38 30 3611 FD ITH RUN/SS CSS 3611fd Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration order information Electrical Characteristics Typical Performance Characteristics Pin Functions Functional Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts