4.2008 DC/DC DC/DC ™ 01 02 03 04 05 06 07 DC/DC DC/DC 08 09 10 11 SEPIC DC/DC DC/DC DC/DC ™ 12 13 14 15 16 01 + + VIN VIN + + + VOUT CONTROL VIN – CONTROL + + VOUT – – – • + VOUT < VIN • + + + VIN CONTROL + + + + VIN + VOUT CONTROL VOUT – – – • VOUT > VIN – • SEPIC + + VIN + + + + CONTROL – + + VOUT CONTROL VIN VOUT – – – • VINV V OUT OUT • VINV • SEPIC OUT + + + + CONTROL – + VOUT – – • • + + VIN CONTROL VIN V OUT • • V OUT /VIN VOUT – DC/DC 02 DC/DC DC/DC 96% MOSFET 0.6V 60A www.linear-tech.co.jp VIN10V LTC3822 VIN 47µF VIN 2.75V TO 4.5V TG LTC3822 ITH SW 0.47µH 0.22µF BOOST 5.1k 100µF VOUT 1.8V 8A 680pF GND BG VFB 1 2 118k (I) (V) No RSENSE 59k VIN (V) VOUT (V) IOUT(1) (A) LTC3772/B 2.759.8 0.8V IN 5 550kHz 40µA DFN-8, ThinSOT™ I LTC3801/B 2.49.8 0.8V IN 5 550kHz 16µA ThinSOT I LTC3808 2.759.8 0.6V IN 5 250kHz750kHz 105µA DFN-14, SSOP-16 PLL I LTC3809/-1 2.759.8 0.6V IN 5 250kHz750kHz 105µA DFN-10, MSOP-10E PLL I LTC1622 29.8 0.8V IN 5 550kHz 350µA MSOP-8, S8 I LTC1772/B 2.59.8 0.8V IN 5 550kHz 230µA ThinSOT I LTC1773 2.658.5 0.8V IN 10 550kHz750kHz 80µA MSOP-10 I LTC3822 2.754.5 0.6 0.99VIN 20 300kHz/550kHz/ 750kHz 360µA DFN-10, MSOP-10 I LTC3822-1 2.754.5 0.6 0.99VIN 20 300kHz/550kHz/ 750kHz 105µA DFN-12, SSOP-16 I LTC3830/-1 38 1.26 0.91VIN 20 100kHz500kHz 700µA S8, SO-16, SSOP-16 V LTC3832/-1 38 0.6 0.91VIN 20 100kHz500kHz 700µA SO-8, SSOP-16 V (2) DC/DC 03 DC/DC VIN40V LTC3851 TRACK/SS VIN 0.01µF TG VIN 4V TO 40V 22µF 1µH LTC3851 100pF 1k 0.22µF BOOST SW ITH 10nF + 2.55k + INTVCC VOUT 1.2V 10A 150µF 1µF BG GND 10k 20k SENSE+ 0.22µF SENSE– VIN (V) VOUT (V) IOUT(1) (A) LTC1771 2.820 1.2318 5 LTC1624 3.536 1.190.95V IN 5 LTC1625 3.736 1.190.99V IN LT3740 2.222 0.80.77V LTC3823 4.530 0.60.9V IN LTC3770 4.532 0.60.9V IN LTC1735/-1 3.536 0.87 LTC1775 3.736 1.190.99V LTC1778/-1 436 0.80.9V IN 20 LTC3713 1.536 0.80.9V IN 20 LTC3778 436 0.60.9V IN 20 LTC3835 LTC3834 436 0.810 20 LTC3835-1 LTC3834-1 436 0.810 LTC3851/-1 440 IN No RSENSE VFB (2) 10µA MSOP-8, SO-8 1 200kHz 550µA SO-8 1 10 150kHz 500µA SSOP-16 1 20 300kHz 2.5mA DFN-16 1 20 1.4mA QFN-32, SSOP-28 PLL 1 20 1.3mA QFN-32, SSOP-28 PLL 1 20 200kHz600kHz 450µA SSOP-16, TSSOP-20 1 20 150kHz 500µA SSOP-16 1 900µA SSOP-16 1 900µA SSOP-24 1 900µA SSOP-20 1 140kHz650kHz 80µA 30µA DFN-20, SSOP-20 PLL 1 20 140kHz650kHz 80µA 30µA DFN-16, SSOP-16 PLL 1 0.85.5 25 250kHz750kHz 1mA QFN-16, SSOP-16 PLL 1 LTC1929/PG 4.536 0.87 40 150kHz300kHz 470µA SSOP-28 PLL 2 LTC3729L-6 430 0.67 40 250kHz500kHz 450µA QFN-32 PLL 2 LTC3729 436 0.87 40 250kHz500kHz 450µA QFN-32, SSOP-28 PLL 2 LTC3731 4.536 0.67 60 250kHz600kHz 2.3mA SSOP-28 PLL 3 1 2 () IN 200kHz1.5MHz DC/DC 04 DC/DC VIN100V LT3845 + SYNC VIN BOOST 10K 680pF 100pF VC 1µF TG SHDN SW LT3845 15µH VCC 0.01Ω 1µF VFB + BG 143K 16.2K BURST_EN 1 2 100µF PGND FSET 49.9K VOUT 12V 6A SENSE ¯ SENSE + (I) (V) 100µF No RSENSE VIN 20V - 55V VIN (V) VOUT (V) IOUT(1) (A) LT3724 460 1.2336 5 200kHz 100µA TSSOP-16 I LTC3824 460 0.8V 5 200kHz600kHz 40µA MSOP-10E I LTC3703-5 4.160 0.80.93V 10 100kHz600kHz 1.7mA SSOP-16, TSSOP-28 V LT3844 460 1.2336 10 100kHz500kHz 120µA TSSOP-16E I LTC3703 9.3100 0.80.93V 10 100kHz600kHz 1.7mA SSOP-16, TSSOP-28 V LT3845 460 1.2336 20 100kHz500kHz 120µA TSSOP-16E I LTC3812-5 4.260 0.80.93V 20 100kHz1MHz 3mA TSSOP-16E I LT3800 460 1.2336 20 200kHz 100µA TSSOP-16E I LTC3810-5 4.260 0.80.93V IN 20 100kHz1MHz 3mA QFN-32 I LTC3810 6.2100 0.80.93V IN 20 100kHz1MHz 3mA SSOP-28 I IN IN IN IN (2) P O LY P H A S E PolyPhase PolyPhase EMI DC/DC 05 DC/DC DC/DC 3 VCC 4.5V TO 7V VCC 10µF TG1 0.8µH LTC3731 SW1 BOOST1, 2, 3 0.1µF UVADJ 12k LTC3731 VIN 0.8µH 0.003Ω 0.8µH 0.003Ω SW2 VOUT 1.2V 55A BG2 PGND 680pF ITH 5k 0.01µF 100pF 7.5k RUN/SS SGND EAIN DIFFOUT IN– IN+ SENSE2+ SENSE2– VIN TG3 SW3 BG3 SENSE3+ SENSE3– + 470µF IOUT(1) (A) LTC3734 436 0.71.71 20 1 2mA 210kHz550kHz LTC3835 LTC3834 436 0.810 20 1 80µA 30µA 140kHz650kHz LTC3735 436 0.71.71 40 2 2mA 210kHz530kHz LTC1929/PG 436 0.87 40 2 470µA 150kHz300kHz LTC3719 436 0.81.55 40 2 1.2mA 150kHz300kHz AMD SSOP-36 LTC3732 4.532 1.11.85 55 3 2.2mA 250kHz600kHz VRM9.0/9.1 QFN-38, SSOP-36 LTC3733/-1 436 0.81.55 60 3 2.5mA 210kHz530kHz AMD QFN-38, SSOP-36 LTC3738 428 0.841.6 60 3 2.5mA 210kHz530kHz VRM9/10 QFN-38 LTC3729L-6 430 0.67 40 to 240 212 470µA 250kHz550kHz QFN-32 LTC3811 4.530 0.63.3 25 to 240 212 10.5mA 250kHz750kHz QFN-38, SSOP-36 LTC3729 436 0.87 40240 212 450µA 250kHz550kHz QFN-32, SSOP-28 LTC3731 436 0.67 40240 312 2.3mA 250kHz600kHz QFN-32, SSOP-36 1 2 3 A() B C (2) VID IMVP-4 QFN-32 QFN-20, TSSOP-20 IMVP-4 QFN-38, SSOP-36 SSOP-28 No RSENSE VOUT (V) / VIN (V) EXTVCC (3) 6.04k 22µF BG1 TG2 VIN VIN 5V TO 28V SENSE1+ SENSE1– SW1, 2, 3 36k + 0.003Ω P O LY P H A S E 06 DC/DC PolyPhase DC/DC PolyPhase DC/DC MOSFET 95% 3 VREF LDO LTC3850 2 22µF 4.7µF VIN INTVCC TG1 0.1µF TG2 BOOST1 SW1 2.2µH VIN 7V TO 24V BG1 LTC3850 0.1µF 2.2µH BOOST2 SW2 2.2k BG2 2.2k VOUT1 3.3V 5A 63.4k + VFB1 VFB2 ITH1 ITH2 220pF 20k 100µF 15k TK/SS1 GND 0.1µF 0.1µF 220pF TK/SS2 0.1µF VOUT2 2.5V 5A 43.2k 15k 20k + 100µF VIN (V) VOUT (V) IOUT(1) (A) LTC3736/-1/-2 LTC3737 2.759.8 0.6V IN 8/8 475µA/ 220µA 300kHz750kHz QFN-24, SSOP-24 2 2 LT3742 3.530 0.8V IN 5/5 5mA 500kHz QFN-24 2 LTC3836 2.754.5 0.60.97V IN 10/10 450µA 250kHz850kHz SSOP-28, QFN-28 LTC3802 330 0.60.90V IN 20/20 6.5mA 330kHz750kHz LTC1876 3.536 0.87 20/20/1 350µA LTC3773 3.336 0.65 LTC3850 424 LTC3828 (2) RDS(ON) I 2 RSEN I 2 2 RDS(ON) I QFN-32. SSOP-28 2 2 RDS(ON) V 150kHz300kHz SSOP-36 3 2 RSEN I 20/20/20 2.3mA 160kHz700kHz QFN-38, SSOP-36 3 3 PLL RSEN I 0.85.5 25/25 850µA 250kHz 780kHz QFN-28, SSOP-28 2 2 PLL RSEN DCR I 4.528 0.87 20/20 2mA 260kHz550kHz QFN-32, SSOP-28 2 6 PLL RSEN I LTC3728/L/ LX/L-1 3.528/36 0.86 20/20 450µA 250kHz550kHz QFN-32, SSOP-28 2 2 PLL RSEN I LTC3707 4.530 0.86 20/20 350µA 150kHz300kHz SSOP-28 2 2 RSEN I LTC3727/ -1/A-1/LX-1 436 0.814 20/20 670µA 250kHz550kHz QFN-32, SSOP-28 2 2 PLL RSEN I LTC3827/-1 LTC3826/-1 436 0.810 20/20 80µA/ 50µA 140kHz650kHz QFN-32, SSOP-28 2 2 PLL RSEN I LTC3811 4.530 0.63.3 25/25 10.5mA 250kHz750kHz QFN-38, SSOP-36 2 12 PLL RSEN DCR I 1 2 A BLT3742 CLT3736 PLL (I) (V) SENSE2– SENSE1 EXTVCC SENSE2+ – No RSENSE SENSE1+ 0.1µF PLL DC/DC 07 DC/DC LDO 2 97% 1.8nF 50k 17.4k ITH VIN 47pF LTC3872 1µH GND VFB 11k 10µF VIN 2.75V TO 4.5V NDRV BOOST LTC3813 SW RUN/SS NGATE 1nF 34.8k 100µF ×2 VOUT 5V 2A + 0.1µF VOUT 50V 5A SW DRVCC INTVCC 100k 30.9k SENSE+ ITH BG VFB 100pF SGND SENSE– BGRTN 499Ω 1µF LTC3872 1 2 VIN (V) VOUT(1) (V) IOUT(1) (A) LTC3872 2.759.8 RSENSE60V RSENSE 5 550kHz ThinSOT DEN-8 No RSENSE LTC1871/-1/-7 2.536 3.3 5 50kHz1MHz MSOP-10 No RSENSEBurst Mode LTC1872 2.59.8 3.3 5 550kHz SOT-23 Burst Mode LTC1700 0.95 1.56 5 400kHz750kHz MSOP-10 No RSENSE LT3724 460 Burst Mode LTC3803/ -3/-5 (2) 9 5 200kHz TSSOP-16 4.8/8.775 (1) 10 5 200kHz 300kHz ThinSOT LTC3805/-5 4.7/8.475 (1) 10 5 70kHz700kHz MSOP-10, DFN-10 LTC3873/-5 4.1/8.475 (1) RSENSE60V RSENSE 5 200kHz ThinSOT, DFN-8 No RSENSE LT3750 324 5 5 100kHz300kHz MSOP-10 LT1619 1.918 3.3 10 300kHz550kHz MSOP-8, SO-8 LTC1624 3.536 5 10 200kHz SO-8 LTC3703/-5 4.160/100 5100/60 10 100kHz600kHz SSOP-16, SSOP-28 LT3844 460 5 10 100kHz600kHz TSSOP-16E LTC3814-5 4.50.9V 860 10 100kHz1MHz TSSOP-16 No RSENSE 1Ω LTC3813 70.9V 8100 10 100kHz1MHz SSOP-28 No RSENSE 1Ω LT3782 640 7 30 150kHz500kHz SSOP-28 2 OUT 22µF SS 0.01µF OUT VIN 10V TO 40V TG SYNC 1000pF 10µH No RSENSE ® + 270µF ×2 DC/DC 08 DC/DC 4 198% LTC3780 4.7µH VIN 4V TO 36V 22µF + + VOUT 12V 5A 330µF 0.01Ω 113k SENSEBG2 TG2 SENSE+ BG1 LTC3780 GRND TG1 VSENSE 8.06k 2.2µH VIN 2.7V TO 10V VOUT 3.3V 3A 22µF LTC3785 100µF BG2 BG1 ISSW1 ISSW2 TG1 LTC3785 TG2 ISVIN ISVOUT 215k FB GRND 1 2 3 LTC3780 436 0.830 LTC3785 2.710 2.710 I (3) (1) OUT (A) (2) 10 200kHz400kHz QFN-32, SSOP-24 10 100kHz1MHz QFN-24 (I) (V) VOUT (V) No RSENSE VIN (V) 127k PLL I V SEPIC DC/DC 09 SEPIC DC/DC SEPIC SEPIC SEPIC LTC1871 SEPIC � 1M L1* RUN ITH VIN 47pF FREQ 12.1k 105k 80.6k 10µF SENSE + INTVCC FB 6.8nF 47µF 4.5µH LTC1871 33k VIN 4.5V to 15V + GATE MODE/SYNC 47µF ×2 10µF ×2 L2* 4.5µH GND VOUT 12V 2A � 4.7µF *L1& L2 ON SAME CORE (1) 1 2 (V) (A) No RSENSE VIN (V) V LTC1871/-1 2.536 1.2352 3 50kHz1MHz 550µA <20µA MSOP-10 LTC1871-7 636 1.2352 3 50kHz1MHz 550µA <20µA MSOP-10 LTC3872 2.759.8 1.2052 3 550kHz 250µA <20µA ThinSOT, DFN-8 LT1619 1.918 1.2452 3 300kHz550kHz 9mA <40µA MSOP-8, SO-8 LTC1624 3.536 1.1952 3 200kHz 550µA <30µA SO-8 LT3844 460 1.2352 3 100kHz600kHz 120µA <15µA TSSOP-16 LT3724 460 1.2352 3 200kHz 80µA <15µA TSSOP-16 LTC3803/-3 8.775 (1) 0.852 3 200kHz 300kHz 240µA <10µA ThinSOT LTC3803-5 4.875 (1) 0.852 3 200kHz 240µA <10µA ThinSOT LTC3805 8.475 (1) 0.852 3 70kHz700kHz 360µA <40µA DFN-10, MSOP-10 LTC3805-5 4.575 (1) 0.852 3 70kHz700kHz 360µA <40µA DFN-10, MSOP-10 LTC3873 8.475 (1) 1.2052 3 200kHz 300µA <100µA ThinSOT, DFN-8 LTC3873-5 4.175 (1) 1.2052 3 200kHz 300µA <80µA ThinSOT, DFN-8 LT1950 375 (1) 1.2352 3 100kHz500kHz 2.3mA <20µA SSOP-16 LT1952/-1 875 (1) 1.2352 3 100kHz500kHz 5.2mA <240µA SSOP-16 (1) OUT (2) DC/DC 10 DC/DC DC/DC MOSFET LTC3704 VIN 5V to 15V � 1M L1* 47µF 15µH VOUT –5.0V 2.5A � VIN RUN ITH 15µH L2* 47µF LTC3704 INTVCC NFB 3k SENSE FREQ 100µF (X2) GATE MODE/SYNC GND 4.7nF 80.6k 4.7µF 1.21k 3.65k *L1 & L2 ON SAME CORE 1 2 VIN (V) VOUT(1) (V) IOUT(1) (A) LTC3704 2.536 1.2352 5 50kHz1MHz 550µA MSOP-10 LT1619 1.918 1.2452 5 300kHz550kHz 140µA MSOP-8, SO-8 LTC1624 3.536 1.1952 5 200kHz 550µA SO-8 LTC1625 3.736 LTC3803/-3 (2) 1.1952 5 150kHz 500µA SSOP-16 8.775 (1) 0.852 5 200kHz300kHz 240µA ThinSOT LTC3803-5 4.875 (1) 0.852 5 200kHz 240µA ThinSOT LTC3805 8.475 (1) 0.852 5 70kHz700kHz 360µA DFN-10, MSOP-10 LTC3805-5 4.575 (1) 0.852 5 70kHz700kHz 360µA DFN-10, MSOP-10 LTC1871/-1 2.536 1.2352 5 50kHzMHz 550µA MSOP-10 LT3724 460 1.2352 10 200kHz 100µA TSSOP-16E LT3800 460 1.2352 10 200kHz 80µA TSSOP-16E LT3844 460 1.2352 10 100kHz600kHz 120µA TSSOP-16E LTC1778 436 0.852 10 900µA SSOP-16 LT1952/-1 875 2.552 10 100kHz500kHz 5.2mA SSOP-16 LT3845 460 1.2352 10 100kHz600kHz 120µA TSSOP-16 (1) DC/DC 11 DC/DC DC/DC 1 LTC3873 VIN 36V TO 72V 4.7µF � 221k VOUT 5V 2A 100µF ×3 � 10µF VCC NGATE ITH LTC3873 7.5k 2.2nF 0.1µF RUN/SS GND IPRG SW 68mΩ VFB 12.1k 38.3k (1) 1 2 VIN (V) V LT1619 1.918 1.24 3 300kHz550kHz 9mA MSOP-8, SO-8 LTC3803/-3 8.775 (1) 0.8 3 200kHz 240µA ThinSOT LTC3803-5 4.875 (1) 0.8 3 200kHz 240µA ThinSOT LTC3805 8.475 (1) 0.8 3 70kHz700kHz 360µA DFN-10, MSOP-10 LTC3805-5 4.575 (1) 0.8 3 70kHz700kHz 360µA DFN-10, MSOP-10 LTC3873 8.475 (1) 1.2 3 200kHz 360µA ThinSOT, DFN-8 LTC3873-5 4.175 (1) 1.2 3 200kHz 360µA ThinSOT, DFN-8 LTC1871 2.575 (1) 1.23 5 50kHz1MHz 250µA MSOP-10 LT1725 1675 1.25 5 50kHz250kHz 10mA SO-16, SSOP-16 LT1737 4.575 1.23 5 50kHz250kHz 10mA SO-16, SSOP-16 LTC3806 1075 1.23 5 250kHz 1mA DFN-12 LT3837 4.575 1.23 12 50kHz250kHz 6.4mA TSSOP-16 LT3825 1675 1.23 12 50kHz250kHz 6.4mA TSSOP-16 (1) (1) (1) (1) (1) (1) OUT (V) (A) (2) 300kHz DC/DC 12 DC/DC DC/DC Burst Mode® LTC3835 TRACK/SS VIN 0.01µF VIN 4V TO 36V 10µF TG 0.22µF BOOST ITH 330pF 33k SW 3.3µH LTC3835 100pF SGND + INTVCC 20k EXTVCC VFB VOUT 3.3V 5A 0.012Ω 150µF 4.7µF BG SENSE– 62.5k SENSE+ PGND IOUT(1) VIN (V) VOUT (V) LTC1771 2.820 1.2318 5 LTC3801 2.59.8 0.8V 5 LTC3834 436 0.810 LTC3834-1 436 (A) (2) No RSENSE 10µA MSOP-8, SO-8 550kHz 16µA ThinSOT 20 140kHz650kHz 30µA QFN-20, TSSOP-20 0.810 20 140kHz650kHz 30µA DFN-16, SSOP-16 LTC3826/-1 436 0.810 20/20 140kHz650kHz 30µA QFN-32/SSOP-28 LTC3772 2.759.8 0.8V IN 5 550kHz 40µA DFN-8, ThinSOT LTC3824 460 0.8V IN 5 200kHz600kHz 40µA MSOP-10E LTC1773 2.658.5 0.8V IN 6 500kHz750kHz 80µA MSOP-10 LTC3835 436 0.810 20 140kHz650kHz 80µA QFN-20, TSSOP-20 LTC3835-1 436 0.810 20 140kHz650kHz 80µA DFN-16, SSOP-16 LTC3827/-1 436 0.810 20/20 140kHz650kHz 80µA QFN-32/SSOP-28 LTC3785 2.710 2.710 10 100kHz1MHz 86µA QFN-24 LT3724 460 1.2336 5 200kHz 100µA TSSOP-16 IN SEPIC LT3800 460 1.2336 20 200kHz 100µA TSSOP-16 LTC3808 2.759.8 0.6V IN 5 250kHz750kHz 105µA DFN-14, SSOP-16 LTC3809 2.759.8 0.6V IN 5 250kHz750kHz 105µA DFN-10, MSOP-10E LTC3809-1 2.759.8 0.6V IN 5 550kHz 105µA DFN-10, MSOP-10E LT3844 460 1.2336 5 100kHz600kHz 120µA TSSOP-16 SEPIC LT3845 1 2 460 1.2336 20 100kHz600kHz 120µA TSSOP-16 DC/DC 13 DC/DC SEPIC DC/DC MOSFET LT3844 VIN 15V TO 60V + 0.22µF 100µF VIN BOOST TG LT3844 1000pF CSS SW BURST_EN VCC 10Ω 15µH 1µF + GND VFB 0.02Ω 10k 130k 180µF VOUT 12V 4A VC 14.7k 120pF 680p SYNC SENSE+ fSET SENSE– VIN (V) VREF (V) LT1619 1.918 1.24 140µA 300kHz550kHz MSOP-8, SO-8 LT1950 325 1.23 2.3mA 100kHz500kHz SSOP-16 LTC1871-7 636 1.23 250µA 50kHz1MHz MSOP-10 LTC1871/-1 2.536 1.23 250µA 50kHz1MHz MSOP-10 LTC1624 3.536 1.19 550µA 200kHz SO-8 LTC1625 3.736 1.19 500µA 150kHz SSOP-16 LTC3851 440 0.8 1mA 250kHz750kHz QFN-16/SSOP-16 LT3724 460 1.23 80µA 200kHz TSSOP-16 LTC3703/-5 4.160/100 0.8 1.7mA 100kHz600kHz SSOP-16, SSOP-28 LT3844 460 1.23 120µA 100kHz600kHz TSSOP-16E LTC3803/-3 8.775 (1) 0.8 240µA 200kHz ThinSOT LTC3803-5 4.875 (1) 0.8 240µA 200kHz ThinSOT LTC3805 8.475 (1) 0.8 360µA 70kHz700kHz DFN-10, MSOP-10 LTC3805-5 4.575 (1) 0.8 360µA 70kHz700kHz DFN-10, MSOP-10 LTC3873 8.475 (1) 1.2 360µA 200kHz ThinSOT, DFN-8 LTC3873-5 4.175 (1) 1.2 360µA 200kHz ThinSOT, DFN-8 LT1952/-1 875 1.23 5.2mA 100kHz500kHz SSOP-16 1 2 (1) (2) SEPIC No RSENSE R7 49.9k DDR/QDR DC/DC DDR/QDR DC/DC DDRDouble Data Rate/QDRQuad Data RateV DC/DC VREF V OUT2 V TT V REF MOSFET V OUT1 1/2 DDQ LTC3831 DDR VDDQ 2.5V 5V + 0.1µF PVCC2 PVCC1 VCC TG IMAX SS FREQSET 0.1µF 1k LTC3831 IFB 1.2µH BG + PGND COMP GND COUT 470µF ×3 R+ 15k FB 1500pF (V) 33pF VTT 1.25V ±6A (I) 0.01µF 130k 10k EXTVCC 4.7µF + CIN 330µF ×2 No RSENSE 14 VIN (V) VOUT (V) IOUT(1) (A) LTC3776 2.759.8 0.6V 6/6 575µA 300kHz750kHz QFN-24, SSOP-24 LTC3831 38 1.250.91V 15 14.7mA 100kHz500kHz SSOP-16 V LTC3831-1 38 0.40.91V 15 20.7mA 100kHz500kHz SSOP-16 V LTC3718 1.536 0.7V IN /2 20 1mA 200kHz1.5MHz SSOP-24 I LTC3717 436 0.7V IN /2 20 1mA 200kHz1.5MHz SSOP-16 I LTC3717-1 436 0.7V IN /2 20 1mA 200kHz1.5MHz QFN-32 I IN IN IN (2) 1 2 1MOSFET R DS(ON) PLL I 15 LTC2970 SMBus 14 A/D I 2C I 2C LTC2970 8V TO 15V 0.1µF 12VIN VIN IN VDD OUT 1/2 LTC2970 0.1µF GPIO_CFG I+ VIN0_BM I– VIN0_BP DC/DC CONVERTER RUN/SS GND FB SCL VIN0_AP SDA IOUT0 LOAD VIN0_AM SGND GND VIN (V) LTC2970 512 5V LTC4215 2.9 16.5 16.5V LTC4260 8.580 80V LTC4261 100 12 100V ALERT VOUT0 I2C BUS SMBUS COMPATIBLE ( ) DC/DC GPIO_0 REF ASEL0 ASEL1 0.1µF ADC ADC DAC DAC 2 14 4 8 2 QFN-24 1 8 3 n/a n/a QFN-24, I2C TSSOP-16 1 8 3 n/a n/a QFN-32, SSOP-24, SO-24 I2C 1 10 3 n/a n/a QFN-24, SSOP-28 I2C I2C 16 MOSFET MOSFET MOSFET MOSFET VIN 100V (ABS MAX) VCC 7.2V TO 13.5V BOOST VCC PWM1 (FROM CONTROLLER IC) PWM2 (FROM CONTROLLER IC) LTC4444 TG TINP TS BINP BG VOUT GND / VCC (V) V (V) LTC1693-1 4.513.2 14 1.4A/1.7A 730µA SO-8 N LTC1693-2 4.513.2 14 1.4A/1.7A 730µA SO-8 N11 LTC1693-3 4.513.2 14 1.4A/1.7A 730µA MSOP-8 LTC1693-5 4.513.2 14 1.4A/1.7A 360µA MSOP-8 LTC4441/-1 58 28 6A/6A 250µA MSOP-10, SO-8 LTC4440 7.315 80, 100pk 2.4A/1.5Ω 250µA MSOP-10, SO-8 LTC4440-5 3.6515 60, 80pk 1.1A/1.85Ω 200µA MSOP-8E, ThinSOT LTC3900 4.511 12 2A/2A 500µA SO-8 LTC3901 4.511 12 2A/2A 500µA SSOP-16 LTC4442/-1 6.29.5 38 2.4A/5A 730µA MSOP-8 LTC4443/-1 6.29.5 38 2.4A/5A 730µA DFN-12 LTC4445/-1 69.5 38 2.4A/5A 730µA DFN-16 LTC4447 46.5 38 4A/5A 730µA DFN-12 LTC4444 7.213.5 100 2.5A/2.5A 350µA MSOP-8 LTLTCBurst ModeHot SwapThinSOT IN / P Sales Offices N O RT H A M E R I C A GREAT E R B AY AREA Bay Area 720 Sycamore Dr. Milpitas, CA 95035 Phone: (408) 428-2050 FAX: (408) 432-6331 Sacramento 2260 Douglas Blvd., Ste. 280 Roseville, CA 95661 Tel: (916) 787-5210 Fax: (916) 787-0110 PACIFI C N O RT H W E S T Denver 7007 Winchester Cir., Ste. 130 Boulder, CO 80301 Tel: (303) 926-0002 Fax: (303) 530-1477 Portland 5005 SW Meadows Rd., Ste. 410 Lake Oswego, OR 97035 Phone: (503) 520-9930 FAX: (503) 520-9929 Salt Lake City Phone: (801) 731-8008 Seattle 2018 156th Ave. NE, Ste. 100 Bellevue, WA 98007 Phone: (425) 748-5010 FAX: (425) 748-5009 SOUTH W E S T A R E A Los Angeles 21243 Ventura Blvd., Ste. 238 Woodland Hills, CA 91364 Phone: (818) 703-0835 FAX: (818) 703-0517 Orange County 15375 Barranca Pkwy., Ste. A-213 Irvine, CA 92618 Phone: (949) 453-4650 FAX: (949) 453-4765 San Diego 5090 Shoreham Place, Ste. 110 San Diego, CA 92122 Phone: (858) 638-7131 FAX: (858) 638-7231 CENTR A L A R E A Chicago 2040 E. Algonquin Rd., Ste. 512 Schaumburg, IL 60173 Phone: (847) 925-0860 FAX: (847) 925-0878 Cleveland 7550 Lucerne Dr., Ste. 106 Middleburg Heights, OH 44130 Phone: (440) 239-0817 FAX: (440) 239-1466 Columbus Phone: (614) 488-4466 ASIA Detroit 39111 West Six Mile Road Livonia, MI 48152 Phone: (734) 779-1657 FAX: (734) 779-1658 EUROPE A USTRALIA / NEW ZEALAND KOREA FINLAND Indiana Phone: (317) 581-9055 Linear Technology Corporation 133 Alexander Street Crows Nest NSW 2065 Australia Tel: +61 (0)2 9432 7803 Fax: +61 (0)2 9439 2738 Kansas Phone: (913) 829-8844 Linear Technology AB Teknobulevardi 3-5 P.O. Box 35 FIN-01531 Vantaa Finland Phone: +358 (0)9 2517 8200 Fax: +358 (0)9 2517 8201 C HINA Linear Technology Korea Co., Ltd. Yundang Building, #1002 Samsung-Dong 144-23 Kangnam-Ku, Seoul 135-090, Korea Phone: +82 (2) 792-1617 FAX: +82 (2) 792-1619 Minneapolis 7805 Telegraph Rd., Ste. 225 Bloomington, MN 55438 Phone: (952) 903-0605 FAX: (952) 903-0640 Linear Technology Corp. Ltd. Unit 1503-04, Metroplaza Tower 2 223 Hing Fong Road Kwai Fong, N.T., Hong Kong Phone: +852 2428-0303 FAX: +852 2348-0885 Wisconsin Phone: (262) 859-1900 N O RT H E A S T A R E A Boston 15 Research Place North Chelmsford, MA 01863 Phone: (978) 656-4750 FAX: (978) 656-4760 Connecticut Phone: (860) 228-4104 Philadelphia 3220 Tillman Dr., Ste. 120 Bensalem, PA 19020 Phone: (215) 638-9667 FAX: (215) 638-9764 SOUTHEAST AREA Atlanta Phone: (770) 888-8137 Austin 8500 N. Mopac, Ste. 603 Austin, TX 78759 Phone: (512) 795-8000 FAX: (512) 795-0491 Dallas 17000 Dallas Pkwy., Ste. 200 Dallas, TX 75248 Phone: (972) 733-3071 FAX: (972) 380-5138 Fort Lauderdale Phone: (954) 473-1212 Houston 1080 W. Sam Houston Pkwy., Ste. 225 Houston, TX 77043 Phone: (713) 463-5001 FAX: (713) 463-5009 Huntsville Phone: (256) 881-9850 Orlando Phone: (407) 688-7616 Raleigh 15100 Weston Pkwy., Ste. 202 Cary, NC 27513 Phone: (919) 677-0066 FAX: (919) 678-0041 Tampa Phone: (813) 634-9434 Linear Technology Corp. Ltd. Room 902, Evergo Tower 1325 Huaihai M. Road Shanghai, 200031, PRC Phone: +86 (21) 6375-9478 Fax: +86 (21) 5465-5918 Linear Technology Corp. Ltd. Room 816, 8/F China Electronics Plaza B No. 3 Dan Ling Rd., Hai Dian District Beijing, 100080, PRC Phone: +86 (10) 6801-1080 FAX: +86 (10) 6805-4030 Linear Technology Corp. Ltd. Room 2604, 26/F Excellence Times Square Building 4068 YiTian Road, Futian District Shenzhen, 518048, PRC Phone: +86 755-8236-6088 FAX: +86 755-8236-6008 J APAN Linear Technology KK 8F Kioicho Park Bldg. 3-6 Kioicho Chiyoda-ku Tokyo, 102-0094, Japan Phone: +81 (3) 5226-7291 FAX: +81 (3) 5226-0268 Linear Technology KK 6F Kearny Place Honmachi Bldg. 1-6-13 Awaza, Nishi-ku Osaka-shi, 550-0011, Japan Phone: +81 (6) 6533-5880 FAX: +81 (6) 6543-2588 Linear Technology KK 7F, Sakuradori Ohtsu KT Bldg. 3-20-22 Marunouchi, Naka-ku Nagoya-shi, 460-0002, Japan Phone: +81 (52) 955-0056 FAX: +81 (52) 955-0058 FRANCE SINGAPORE Linear Technology Pte. Ltd. 507 Yishun Industrial Park A Singapore 768734 Phone: +65 6753-2692 FAX: +65 6752-0108 Linear Technology S.A.R.L. Parc Tertiaire Silic 2 Rue de la Couture, BP10217 94518 Rungis Cedex France Phone: +33 (1) 56 70 19 90 FAX: +33 (1) 56 70 19 94 TAIWAN Linear Technology Corporation 8F-1, 77, Nanking E. Rd., Sec. 3 Taipei, Taiwan Phone: +886 (2) 2505-2622 FAX: +886 (2) 2516-0702 GERMANY Linear Technology GmbH Osterfeldstrasse 84, Haus C D-85737 Ismaning Germany Phone: +49 (89) 962455-0 FAX: +49 (89) 963147 Linear Technology GmbH Haselburger Damm 4 D-59387 Ascheberg Germany Phone: +49 (2593) 9516-0 FAX: +49 (2593) 951679 Linear Technology GmbH Jesinger Strasse 65 D-73230 Kirchheim/Teck Germany Phone: +49 (0)7021 80770 Fax: +49 (0)7021 807720 ITALY Linear Technology Italy Srl Orione 3, C.D. Colleoni Via Colleoni, 17 I-20041 Agrate Brianza (MI) Italy Phone: +39 039 596 5080 FAX: +39 039 596 5090 SWEDEN Linear Technology AB Electrum 204 Isafjordsgatan 22 SE-164 40 Kista Sweden Phone: +46 (8) 623 16 00 FAX: +46 (8) 623 16 50 UNITED KINGDOM Linear Technology (UK) Ltd. 3 The Listons, Liston Road Marlow, Buckinghamshire SL7 1FD United Kingdom Phone: +44 (1628) 477066 FAX: +44 (1628) 478153 102-0094 3-6 TEL.03(5226)7291 FAX.03(5226)0268 550-0011 1-6-13 TEL.06(6533)5880 FAX.06(6543)2588 460-0002 3-20-22 TEL.052(955)0056 FAX.052(955)0058 8F 6F KT7F DC0408 5K • Printed in Japan