LTC2912CDDB-1 LINER [Linear Technology], LTC2912CDDB-1 Datasheet
LTC2912CDDB-1
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LTC2912CDDB-1 Summary of contents
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FEATURES Monitors Single Voltage ■ ■ Adjustable UV and OV Trip Values Guaranteed Threshold Accuracy: ±1.5% ■ Power Supply Glitch Immunity ■ ■ Adjustable Reset Timeout with Timeout Disable 29μA Quiescent Current ■ Open-Drain OV and UV Outputs ■ Guaranteed ...
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... Lead Temperature (Soldering, 10 sec) TSOT ................................................................. 300° TMR EXPOSED PAD (PIN 9) IS GND, CONNECTION TO PCB OPTIONAL ORDER PART NUMBER LTCJW LTC2912CDDB-1 LTCJW LTC2912IDDB-1 LTCJW LTC2912HDDB-1 CC EXPOSED PAD (PIN 9) IS GND, CONNECTION TO PCB OPTIONAL ORDER PART NUMBER LTCJX LTC2912CDDB-2 ...
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ELECTRICAL CHARACTERISTICS temperature range, otherwise specifi cations are at T noted. (Note 2) SYMBOL PARAMETER V V Shunt Regulator Voltage SHUNT CC ΔV V Shunt Regulator Load Regulation SHUNT CC V Supply Voltage (Note Minimum V Output ...
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LTC2912 TIMING DIAGRAMS VH Monitor Timing V VH UOT t t UOD UOTO Monitor Timing (TMR Pin Strapped UOT t t UOD UOD UV 1V TYPICAL PERFORMANCE CHARACTERISTICS Input Threshold Voltage vs Temperature ...
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TYPICAL PERFORMANCE CHARACTERISTICS UV Output Voltage 0.55V SEL = SUPPLY VOLTAGE, V (V) CC 2912 G07 UV/OV, Voltage Output Low vs Output ...
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LTC2912 PIN FUNCTIONS (DFN/TSOT Packages) OV (Pin 6/Pin 3, LTC2912-3): Overvoltage Logic Output. Asserts high with a weak internal pull- input is above threshold. Latches high. May be pulled above V using an external pull-up. Leave pin ...
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APPLICATIONS INFORMATION Voltage Monitoring The LTC2912 is a low power voltage monitoring circuit with an undervoltage and an overvoltage input. A timeout period that holds OV and UV asserted after a fault has cleared is adjustable using an external capacitor ...
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LTC2912 APPLICATIONS INFORMATION Power-Up/Power-Down reaches 1V during power up, the UV output As soon asserts low and the OV output weakly pulls to V The LTC2912 is guaranteed to assert UV low, OV high (LTC2912-1, LTC2912-2) and ...
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APPLICATIONS INFORMATION When the VH input drops below its designed threshold, the UV pin asserts low. When the input recovers above its designed threshold, the UV output timer starts. If the input remains above the designed threshold when the timer ...
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LTC2912 APPLICATIONS INFORMATION The rise time on the UV, OV and 0V pins is limited by a 400k pull-up resistance similar formula esti- CC mates the output rise time (10% to 90%) at the UV, OV ...
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PACKAGE DESCRIPTION 0.61 ±0.05 (2 SIDES) 0.70 ±0.05 2.55 ±0.05 1.15 ±0.05 PACKAGE OUTLINE 0.25 ± 0.05 0.50 BSC 2.20 ±0.05 (2 SIDES) RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS NOTE: 1. DRAWING CONFORMS TO VERSION (WECD-1) IN JEDEC PACKAGE OUTLINE ...
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LTC2912 TYPICAL APPLICATION POWER SUPPLY RELATED PARTS PART NUMBER DESCRIPTION LTC690 5V Supply Monitor, Watchdog Timer and Battery Backup LTC694-3.3 3.3V Supply Monitor, Watchdog Timer and Battery Backup LTC699 5V Supply Monitor and Watchdog Timer LTC1232 5V Supply Monitor, Watchdog ...