LT3092ETS8#TRMPBF

LT3092 200mA 2-Terminal Programmable Current Source FEATURES DESCRIPTION Programmable 2-Terminal Current Source Maximum Output Current: 200mA Wide Input Voltage Range: 1.2V to 40V Input/Output Capacitors Not Required Resistor Ratio Sets Output Current Initial Set Pin Current Accuracy: 1% Reverse-Voltage Protection Reverse-Current Protection 12V *CURRENT FOLDBACK CIRCUIT LIMITS THE LT3092 POWER DISSIPATION 3092 TA16 More Efficient Current Source 0.22µF VIN + – VIN BOOST 36V 33µH SW SHDN BIAS C3 47µF LT3470A 100Ω 10µA ZVP3306F FB GND IN LT3092 1nF + – 1k SET OUT 20k 1Ω 3092 TA17 IOUT Rev. D For more information www.analog.com 19 LT3092 PACKAGE DESCRIPTION DD Package 8-Lead Plastic DFN (3mm × 3mm) (Reference LTC DWG # 05-08-1698 Rev C) 0.70 ±0.05 3.5 ±0.05 1.65 ±0.05 2.10 ±0.05 (2 SIDES) PACKAGE OUTLINE 0.25 ±0.05 0.50 BSC 2.38 ±0.05 RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS APPLY SOLDER MASK TO AREAS THAT ARE NOT SOLDERED PIN 1 TOP MARK (NOTE 6) 0.200 REF 3.00 ±0.10 (4 SIDES) R = 0.125 TYP 5 0.40 ±0.10 8 1.65 ±0.10 (2 SIDES) 0.75 ±0.05 4 0.25 ±0.05 1 (DD8) DFN 0509 REV C 0.50 BSC 2.38 ±0.10 0.00 – 0.05 BOTTOM VIEW—EXPOSED PAD NOTE: 1. DRAWING TO BE MADE A JEDEC PACKAGE OUTLINE M0-229 VARIATION OF (WEED-1) 2. DRAWING NOT TO SCALE 3. ALL DIMENSIONS ARE IN MILLIMETERS 4. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE 5. EXPOSED PAD SHALL BE SOLDER PLATED 6. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION ON TOP AND BOTTOM OF PACKAGE 20 Rev. D For more information www.analog.com LT3092 PACKAGE DESCRIPTION ST Package 3-Lead Plastic SOT-223 (Reference LTC DWG # 05-08-1630) .248 – .264 (6.30 – 6.71) .129 MAX .114 – .124 (2.90 – 3.15) .059 MAX .264 – .287 (6.70 – 7.30) .248 BSC .130 – .146 (3.30 – 3.71) .039 MAX .059 MAX .181 MAX .033 – .041 (0.84 – 1.04) .0905 (2.30) BSC RECOMMENDED SOLDER PAD LAYOUT 10° – 16° .010 – .014 (0.25 – 0.36) 10° MAX .071 (1.80) MAX .090 BSC 10° – 16° .024 – .033 (0.60 – 0.84) .181 (4.60) BSC .012 (0.31) MIN .0008 – .0040 (0.0203 – 0.1016) ST3 (SOT-233) 0502 Rev. D For more information www.analog.com 21 LT3092 PACKAGE DESCRIPTION TS8 Package 8-Lead Plastic TSOT-23 (Reference LTC DWG # 05-08-1637 Rev A) 0.40 MAX 2.90 BSC (NOTE 4) 0.65 REF 1.22 REF 1.4 MIN 3.85 MAX 2.62 REF 2.80 BSC 1.50 – 1.75 (NOTE 4) PIN ONE ID RECOMMENDED SOLDER PAD LAYOUT PER IPC CALCULATOR 0.22 – 0.36 8 PLCS (NOTE 3) 0.65 BSC 0.80 – 0.90 0.20 BSC 0.01 – 0.10 1.00 MAX DATUM ‘A’ 0.30 – 0.50 REF 0.09 – 0.20 (NOTE 3) 1.95 BSC TS8 TSOT-23 0710 REV A NOTE: 1. DIMENSIONS ARE IN MILLIMETERS 2. DRAWING NOT TO SCALE 3. DIMENSIONS ARE INCLUSIVE OF PLATING 4. DIMENSIONS ARE EXCLUSIVE OF MOLD FLASH AND METAL BURR 5. MOLD FLASH SHALL NOT EXCEED 0.254mm 6. JEDEC PACKAGE REFERENCE IS MO-193 22 Rev. D For more information www.analog.com LT3092 REVISION HISTORY (Revision history begins at Rev B) REV DATE DESCRIPTION B 12/09 Update Order Information. C 02/17 Update Dropout Voltage graphs. Amended Application Circuit connection. D 08/20 PAGE NUMBER 2 6 1, 8, 9, 10, 11, 13, 14, 16, 17, 18, 19, 24 Added AEC-Q100 Qualified for Automotive Applications to Features. 1 Added #W options for 3-Lead SOT. 3 Removed lead finished options. 3 Changed current source mode IOUT formula. 9 Rev. D Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. Specifications subject to change without notice. No license For is granted implication or otherwise under any patent or patent rights of Analog Devices. more by information www.analog.com 23 LT3092 TYPICAL APPLICATIONS USB LED Driver Current Limiter for Remote Power VIN USB IN LT3092 IN LT3092 10µA 10µA + – + – SET SET OUT 20k 100k ADJUST LIMIT 1Ω OUT 4.99Ω LDO VOUT 200mA LED 3092 TA18 3092 TA19 RELATED PARTS PART NUMBER DESCRIPTION COMMENTS LT1761 100mA, Low Noise LDO 300mV Dropout Voltage, Low Noise: 20µVRMS, VIN = 1.8V to 20V, ThinSOT™ Package LT1762 150mA, Low Noise LDO 300mV Dropout Voltage, Low Noise: 20µVRMS, VIN = 1.8V to 20V, MS8 Package LTC1844 150mA, Very Low Dropout LDO 80mV Dropout Voltage, Low Noise