LTC1440CMS8 Linear Technology, LTC1440CMS8 Datasheet
LTC1440CMS8
Specifications of LTC1440CMS8
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LTC1440CMS8 Summary of contents
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... DFN Package (LTC1440) U APPLICATIO S ■ Battery-Powered System Monitoring ■ Threshold Detectors ■ Window Comparators ■ Oscillator Circuits , LT, LTC and LTM are registered trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners. U TYPICAL APPLICATIO Micropower 2.9V V Threshold Detector CC 3. 1.65M ...
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... GND 1 8 – – MS8 PACKAGE 8-LEAD PLASTIC MSOP = 150°C, θ 250°C/ W JMAX JA MS8 PART ORDER PART MARKING* NUMBER LTC1440CMS8 LTC1440IMS8 ORDER PART NUMBER TOP VIEW LTC1442CN8 OUT – + LTC1442CS8 LTC1442IN8 3 6 REF LTC1442IS8 – 4 HYST 5 S8 PART S8 PACKAGE ...
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ELECTRICAL CHARACTERISTICS temperature range, otherwise specifications are at T SYMBOL PARAMETER Power Supply + V Supply Voltage Range I Supply Current CC Comparator V Comparator Input Offset Voltage OS + – I Input Leakage Current ( ...
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LTC1440/LTC1441/LTC1442 ELECTRICAL CHARACTERISTICS temperature range, otherwise specifications are at T SYMBOL PARAMETER Power Supply + V Supply Voltage Range I Supply Current CC Comparator V Comparator Input Offset Voltage OS + – I Input Leakage Current ( ...
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W U TYPICAL PERFOR A CE CHARACTERISTICS Comparator Response Time vs Input Overdrive 25° 100mV 3 50mV 100 – RESPONSE TIME (µs) Comparator Short-Circuit Sink Current vs ...
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LTC1440/LTC1441/LTC1442 W U TYPICAL PERFOR A CE CHARACTERISTICS Comparator Response Time vs Load Capacitance with 100mV Input Overdrive PHL PLH LOAD CAPACITANCE (nF) 6 10000 1000 80 100 ...
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W U TYPICAL PERFOR A CE CHARACTERISTICS Comparator Output Voltage Low vs Load Current 2 25° 1.5 1.0 0 LOAD CURRENT ...
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LTC1440/LTC1441/LTC1442 W U TYPICAL PERFOR A CE CHARACTERISTICS Reference Output Voltage vs Output Load Current 1.190 1.185 1.180 1.175 1.170 1.165 1.160 1.155 0 1.5 2.0 0.5 1.0 OUTPUT LOAD CURRENT (mA) 8 SOURCE 2.5 3.0 ...
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PIN FUNCTIONS 1 LTC1440 8 OUT GND – REF – – HYST LTC1440 GND (Pin 1): Ground. Connect to V operation. – V (Pin ...
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LTC1440/LTC1441/LTC1442 U U APPLICATIONS INFORMATION LTC1440/LTC1441/LTC1442 are a family of micropower comparators with built-in 1.182V reference. Features include programmable hysteresis (LTC1440/LTC1442), wide supply voltage range (2V to 11V) and the ability of the reference to drive 0.01µF ...
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U U APPLICATIONS INFORMATION + – – HYST 10k 6 REF R3 R1 – 2.4M 430Ω 1µF Figure 3a. Reference Transient Response Test Circuit ...
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LTC1440/LTC1441/LTC1442 U U APPLICATIONS INFORMATION 2. Calculate the required resistive divider ratio. Ratio = REF IN Ratio = 1.182V/4.65V = 0.254 3. Choose the required hysteresis voltage band at the input this example 60mV. ...
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U TYPICAL APPLICATIONS 100k ® LT 1034 1.2V + 365k* 1/2 LTC1441 2N3809 – 1N914 0.033µF POLYSTYRENE 150k 10M *TRW-IRC MRT–5/+120ppm/°C LTC1440/LTC1441/LTC1442 10-Bit 30µA A/D Converter 32.768kHz 1M 5V 470k + C2 1/2 LTC1441 ...
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LTC1440/LTC1441/LTC1442 PACKAGE DESCRIPTIO 3.5 ±0.05 1.65 ±0.05 2.15 ±0.05 (2 SIDES) 0.25 ± 0.05 0.50 BSC 2.38 ±0.05 (2 SIDES) RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS 5.23 (.206) MIN 0.42 ± 0.038 (.0165 ± .0015) TYP RECOMMENDED SOLDER PAD LAYOUT ...
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... MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED .006" (0.15mm) 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. ...
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... Li-Ion Low Battery Monitor, SOT23, 1% Accuracy SOT23, 1.4V to 18.5V Supply Range, ±2% Over Temperature www.linear.com ● +V 6.2V TO 12V LM334 2k* Q8 LT1034-1.2 + LT1034-1.2 0.47µ OUT 0kHz TO 10kHz 74C14 0.1µF 1440/1/2 TA04 LT 0806 REV D • PRINTED IN USA © LINEAR TECHNOLOGY CORPORATION 1996 144012fd ...