l4953k STMicroelectronics, l4953k Datasheet
l4953k
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l4953k Summary of contents
Page 1
... OVERVOLTAGE(FAULT) – THERMAL PROTECTION (FAULT) RESET FUNCTION IGNITION COMPARATOR REVERSE BATTERY AND LOAD DUMP PROTECTION THERMAL SHUTDOWN DESCRIPTION The L4953K contains a triple voltage regulator and a power switch. The IC includes a monitoring circuit to warn if a BLOCK DIAGRAM LOAD DUMP AND REV ...
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... L4953K ABSOLUTE MAXIMUM RATINGS Symbol V DC Operating Supply Voltage SDC V Transient Supply Voltage STR I Output Current O T Operating Temperature Range op T Storage Temperature stg PIN CONNECTION (Top view) TAB CONNECTED TO PIN 8 THERMAL DATA Symbol R Thermal Resistance Junction-case th j-case 2/8 Parameter internally limited ...
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... VS < 18V Iout = 500mA I = 500mA, 5.5V < V < 8.8V out 500mA out f = 100Hz 10KHz 40 3.5 100 18V 15V 1 1A, 6V < V < 15V out S 3.5 100 25 L4953K Typ. Max. Unit 18 V 200 400 V 155 150 mV 0.2 0.6 V 0 ...
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... L4953K ELECTRICAL CHARACTERISTICS (continued) LVW/FAULT (referred Symbol Parameter THON LVW ON Threshold LVW THOFF LVW OFF Threshold LVW LVW-V (LVW-out 8.25) out 8.25 HYST Threshold Hysteresis OUT LVW Output Voltage LW I Leakage Current leak RESET (referred to 5V st-by) THON Reset ON Threshold reset THOFF Reset OFF Threshold ...
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... PIN 5: ING INP 36.3K 9.7K 5.7V 5.3K D95AU404 PIN 7: VS 7.5V 23K 7.5V 7.5V 780K 5.7V 33K 9K 28K D95AU406 PIN 10: OUT 8.25V 3.8K D95AU408 PIN 6: IGN OUT 7K D95AU405 PIN 9: OUT 5V 4K D95AU407 PIN 11: STAND-BY 5V 123K D95AU409 L4953K 5/8 ...
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... L4953K PIN 12: ST-CAP 7.5V 7.5V 7.5V D95AU410 PIN 14: RESET 70K D95AU412 6/8 PIN 13: LVW / FAULT 30K D95AU411 PIN 15: EN 16V 20K 7.5V 4K 18.5K D95AU413 2.1K 10K ...
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... L2 17.65 18.1 0.695 L3 17.25 17.5 17.75 0.679 0.689 L4 10.3 10.7 10.9 0.406 0.421 L7 2.65 2.9 0.104 M 4.25 4.55 4.85 0.167 0.179 M1 4.63 5.08 5.53 0.182 0.200 S 1.9 2.6 0.075 S1 1.9 2.6 0.075 Dia1 3.65 3.85 0.144 OUTLINE AND MAX. MECHANICAL DATA 0.197 0.104 0.063 0.022 0.030 0.060 0.710 0.795 0.886 0.886 0.713 0.699 0.429 0.114 0.191 0.218 0.102 Multiwatt15 V 0.102 0.152 L4953K 7/8 ...
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... L4953K Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specification mentioned in this publication are subject to change without notice ...