LTC1728ES5-1.8 Linear Technology Corporation, LTC1728ES5-1.8 Datasheet
LTC1728ES5-1.8
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LTC1728ES5-1.8 Summary of contents
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... The LTC1727 is available in an 8-lead MSOP or SO package and the LTC1728 is available in a 5-lead SOT-23 package. , LT, LTC and LTM are registered trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners. Triple Supply Monitor with Power Good Output ...
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... CCA CC25 V CC18 S5 PACKAGE 5-LEAD PLASTIC SOT-23 = 125°C, θ 250°C/W JMAX JA ORDER S5 PART NUMBER PART MARKING LTC1728ES5-1.8 LTPH LTIA LTC1728ES5-2.5 LTC1728ES5-3.3 LTYP LTC1728ES5-5 LTHZ LTC1728HS5-5 LTHZ ● denotes specifications which = 3.3V 5V, CC3 CC5 MIN TYP MAX UNITS ● ...
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ELECTRICAL CHARACTERISTICS apply over the full operating temperature range, otherwise specifications are 2.5V unless otherwise noted. CC25 CCA CC3 SYMBOL PARAMETER I V Supply Current VCC3 CC3 I V Supply Current VCC25 CC25 ...
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LTC1727/LTC1728 ELECTRICAL CHARACTERISTICS LTC1728-3.3 The ● denotes specifications which apply over the full operating temperature range, otherwise specifications are 25° 3.3V 1.8V CC3 CC18 CCA SYMBOL PARAMETER V Reset Threshold V ...
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W U TYPICAL PERFOR A CE CHARACTERISTICS V Input Current CCA vs Input Voltage 2 25°C A 1.5 1.0 0.5 0 – 0.5 –1.0 –1.5 – 2.0 0.80 0.85 0.95 1 1.05 1.15 1.20 0.90 1.10 INPUT VOLTAGE ...
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LTC1727/LTC1728 W U TYPICAL PERFOR A CE CHARACTERISTICS V Threshold Voltage CC25 vs Temperature (LTC1727-2.5/LTC1728-2.5) 2.3750 2.3675 2.3600 2.3525 2.3450 2.3375 2.3300 2.3225 2.3150 2.3075 2.3000 – –40 – TEMPERATURE (°C) 1727/28 G10 ...
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CTIO S (LTC1727/LTC1728) V (Pin 1/Pin 5): 3.3V Sense Input and Power CC3 Supply Pin. (3V Sense Input and Power Supply Pin for LTC1728-1.8.) This pin provides power to the part when the voltage on ...
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LTC1727/LTC1728 W BLOCK DIAGRA CC3 POWER DETECT V / CC5 2 V CC25 V 3 CCA GND 4 8 LTC1727-5/LTC1727-2.5 – INTERNAL CC – + 200ms PULSE GENERATOR – 200ms DELAY + BANDGAP REFERENCE V ...
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W BLOCK DIAGRA CC3 POWER DETECT V / CC5 CC25 V CC18 V 3 CCA GND DIAGRA V RST COMPX LTC1728-5/LTC1728-2.5/LTC1728-1.8/LTC1728-3.3 – INTERNAL CC – ...
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LTC1727/LTC1728 U U APPLICATIO S I FOR ATIO Supply Monitoring The LTC1727 is a low power, high accuracy triple supply monitoring circuit with three monitor outputs and a 200ms microprocessor reset output. The LTC1728 is a low power, high accuracy ...
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U U APPLICATIO S I FOR ATIO Override Functions (5V Versions Only) The V pin, if unused, can be tied to either V CCA This is an obvious solution since the trip points for V and V will always be ...
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LTC1727/LTC1728 U U APPLICATIO S I FOR ATIO Figure 4 contains a simple circuit for 5V systems that can’t risk the RST output going high in the 3.1V to 4.15V range (possibly due to very slow rise time on the ...
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U TYPICAL APPLICATIO S ADJUSTABLE SUPPLY ADJUSTABLE SUPPLY ADJUSTABLE RESET TRIP THRESHOLD 2.74V Dual Supply Monitor (3.3V and 5V, Defeat V LTC1728 3.3V V RST SYSTEM RESET CC3 CC5 3 V CCA 2 GND 1727/28 ...
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LTC1727/LTC1728 PACKAGE DESCRIPTIO 0.889 ± 0.127 (.035 ± .005) 5.23 3.20 – 3.45 (.206) (.126 – .136) MIN 0.42 ± 0.038 0.65 (.0165 ± .0015) (.0256) TYP BSC RECOMMENDED SOLDER PAD LAYOUT .050 BSC .245 MIN .030 ±.005 TYP RECOMMENDED ...
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... SC-74A (EIAJ) FOR ORIGINAL JEDEC MO-193 FOR THIN Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen- tation that the interconnection of its circuits as described herein will not infringe on existing patent rights. U ...
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... Have 1.221V Reference and Adjustable Hysteresis Meets PCI t Timing Specifications FAIL 1.182V Reference, 300nA Supply Current, 8-Pin MSOP Adjustable RESET and Watchdog Time Outs Adjustable RESET and Watchdog Time Outs Push-Pull RESET Output, SOT-23 LT 0207 REV B • PRINTED IN THE USA © LINEAR TECHNOLOGY CORPORATION 1999 17278fb ...