TLE4261-2 Siemens Semiconductor Group, TLE4261-2 Datasheet
TLE4261-2
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TLE4261-2 Summary of contents
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Low-Drop Voltage Regulator Features • High accuracy • Very low-drop voltage • Very low quiescent current • Low starting-current consumption • Proof against reverse polarity • Input voltage • Overvoltage protection up ...
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Application Description The IC regulates an input voltage reset signal is generated for an output voltage set with an external capacitor. A connected microprocessor is monitored by the integrated watchdog circuit; if pulses are missing, the reset output is set ...
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Pin Configuration (top view) TLE 4261 INH GND V QRES DRES Pin Definitions and Functions Pin No. Symbol Function V 1 Input voltage; block a capacitor directly to ground on the IC. The I capacitor rating ...
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QRES DRES Pin No. Symbol Function V 18 Input voltage; block a capacitor directly to ground on the IC. The I capacitor rating will depend on the vihicle electric system. Oscillation of the output voltage can be damped by a ...
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Overvoltage Monitoring 1 Input (18) Adjustment Block Diagram Semiconductor Group Temperature Sensor Control Amplifier Buffer BANDGAP + Reference - Inhibit (4-7) (20) 2 (14-17) 4 Inhibit GND 5 TLE 4261-2 Saturation Control and Protection (12) RESET Generator Watchdog (11) 6 ...
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Absolute Maximum Ratings T = – 150 C J Parameter Input Input voltage Input current Inhibit Voltage Current Reset Output Voltage Current Ground Current Reset Delay Voltage Current Output Differential voltage Current Semiconductor Group Symbol Limit Values min. ...
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Absolute Maximum Ratings (cont’ – 150 C J Parameter Temperature Junction temperature Storage temperature Operating Range Input voltage Junction temperature Thermal Resistance System-air System-case 1) see diagram 2) Figures in parenthesis refer to TLE 4261-2 G. ...
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Characteristics 13 Parameter Normal Operation Output voltage Output current Output current Current consumption – Current consumption – ...
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Characteristics (cont’ 13 Parameter Inhibit Operation Current consumption Current consumption Switching threshold for inhibit Switching threshold for inhibit Reset Generator Switching threshold Saturation voltage, reset output Reverse current Charge current ...
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Characteristics (cont’ 13 Parameter Watchdog Turn-OFF voltage Discharge current Switching voltage Pulse intervall General Data Turn-Off voltage Turn-Off hysteresis Leakage current Reverse output current Semiconductor Group 6 V (unless ...
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Input 470 From Microcontroller KL15 Application Circuit 1000 SVR = ...
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Time Responce in Watchdog Condition V > Wmin OFF Overvoltage Over- Spike voltage Timing with Watchdog OFF Semiconductor Group V 3.3 V ...
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Drop Voltage versus Output Current 800 700 V = 4.5 V 600 500 400 T = 125 C j 300 200 100 0 0 100 200 300 Current Consumption versus Input Voltage ...
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I Charge Current and Discharge D I Current versus Temperature CD 40 µ Pulse Interval versus Temperature W ...
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Current Consumption of Inhibit at the Switching Point versus Temperature 120 A 20 100 - Input Step Responce -20 -40 -10 0 ...
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Package Outlines P-TO220-7-1 (Plastic Transistor Single Outline) +0.4 10 10.2 3.75 1 1.27 1) 0.75 -0.15 1) 0.75 -0.15 Sorts of Packing Package outlines for tubes, trays etc. are contained in our Data Book “Package Information”. Semiconductor Group 4.6 -0.2 ...
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P-TO220-7-8 (Plastic Transistor Single Outline) Sorts of Packing Package outlines for tubes, trays etc. are contained in our Data Book “Package Information”. SMD = Surface Mounted Device Semiconductor Group 1.27 0.2 10.2 8.0 2.6 1) 0.6 1. 1.27 ...
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P-DSO-20-6 (Plastic Dual Small Outline) 1.27 +0. 12.8 Index Marking 1) Does not include plastic or metal protrusions of 0.15 max per side 2) Does not include dambar protrusion of 0.05 max per side Sorts of ...