LTC1998IS6#TRM Linear Technology, LTC1998IS6#TRM Datasheet
LTC1998IS6#TRM
Specifications of LTC1998IS6#TRM
LTC1998IS6
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LTC1998IS6#TRM Summary of contents
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... Battery Packs Pagers Palm Top Computers POS Terminals L, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks of Linear Technology Corporation. ThinSOT is a trademark of Linear Technology Corporation. All other trademarks are the property of their respective owners. BLOCK DIAGRAM BATT 1 ...
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LTC1998 ABSOLUTE MAXIMUM RATINGS (Note 1) Total Supply Voltage (BATT or V LOGIC Voltage ....................... BATT + 0.3V to GND – 0.3V TH.A H.A BATTLO ..........................V LOGIC Operating Temperature Range (Note 3).... –40°C to 85°C Specifi ed ...
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ELECTRICAL CHARACTERISTICS temperature range, otherwise specifi cations are at T PARAMETER CONDITIONS Power Supply Supply Voltage Range-BATT Supply Voltage Range-V LOGIC Supply Current 3V 25°C BATT 1.5V LTC1998CS6 TH.A LTC1998IS6 Supply Current, V ...
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LTC1998 TYPICAL PERFORMANCE CHARACTERISTICS Quiescent Supply Current vs Supply Voltage 3 25° LOGIC BATT 3 1.5V TH.A 2 TH.A 2.0 1.5 1.0 0.5 0 0.5 1.0 1.5 2.0 2.5 ...
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TYPICAL PERFORMANCE CHARACTERISTICS Output Low Voltage vs Load Current 0 25° LOGIC BATT T = 85° 25° –40° ...
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LTC1998 PIN FUNCTIONS BATT (Pin 1): Battery Voltage to be monitored. Supply current is also drawn from this pin. Board layout should connect this pin to the battery(+) terminal, through a trace that does not conduct load current. GND (Pin ...
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QUICK DESIGN GUIDE How to Calculate the External Resistor Values The LTC1998 is a low battery warning indicator and is es- pecially designed for monitoring the voltage of single-cell Lithium-Ion batteries. The LTC1998 compares its supply pin (BATT ...
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LTC1998 APPLICATIONS INFORMATION LOW BATTERY THRESHOLD VOLTAGE AND HYSTERESIS ADJUST Low Battery Threshold Voltage Adjustment, Pin 3 The low battery threshold voltage is the battery voltage which will trip the (BATTLO) pin high to low. It should be adjusted via ...
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APPLICATIONS INFORMATION Hysteresis Adjustment, Pin 4. The LTC1998 has an adjustable hysteresis ranging from 10mV to 0.75V. A large hysteresis is useful in the event that a low battery signal at the LTC1998’s BATTLO pin causes the system to shed ...
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LTC1998 APPLICATIONS INFORMATION The calculation of the resistor values R1, R2 and R3 is quite straightforward and similar to the procedure outlined in the previous paragraph. Choose a value for the sum well ...
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... MOLD FLASH SHALL NOT EXCEED 0.254mm 6. JEDEC PACKAGE REFERENCE IS MO-193 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 representa- tion that the interconnection of its circuits as described herein will not infringe on existing patent rights. S6 Package ...
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... GND IN 383k 909k 1% BATT H.A LOGIC R5 LTC1998 6.98k BATTLO V TH.A R6 WINDOW LOW THRESHOLD = 2.6V GND 76.8k HYSTERESIS = 10mV 2 1% WINDOW HIGH THRESHOLD = 3.1V HYSTERESIS = 10mV 1998 TA06 LT 0809 REV B • PRINTED IN USA © LINEAR TECHNOLOGY CORPORATION 2001 OUT 1998 TA04 1998fb ...