FP6809 FITIPOWER | Alldatasheet

Document overview

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Technical content

Features

 Precision Monitoring of Power-Supply Voltage  140ms Guaranteed Minimum Reset Output Duration  Low Supply Current  VCC Transient Immunity  Small SOT-23-3 Package  No External Components  Guaranteed Reset Valid to VCC=1V  Available in Three Output Configurations Open-Drain Output (FP6809-N) Push-Pull Output (FP6809-C) Push-Pull RESET Output (FP6810-C)  RoHS Compliant

Applications

 Computer  Battery Powered Equipment  Microprocessor Power Supply Monitoring  Embedded System  Automotive Pin Assignments 1 2 GND RESET (RESET) VCC Figure 1. Pin Assignment of FP6809/FP6810

Ordering Information

TR: Tape/Reel P: Green G: Green Package Type S3: SOT-23-3 N: Open-Drain (FP6809 only) C: Push-Pull Reset Voltage: 23: 2.32V 40: 4.00V 26: 2.63V 44: 4.38V 29: 2.93V 46: 4.63V 31: 3.08V FP6809: Active Low Reset FP6810: Active High Reset Note1: Please consult Fitipower sales office or authorized distributors for availability of special reset voltages.

fitipower integrated technology lnc. Figure 2. Typical Application Circuit of FP6809/FP6810

fitipower integrated technology lnc. Figure 3. Block Diagram of FP6809/FP6810 Note 2： tresses beyond those listed under “Absolute Maximum atings" may cause permanent damage to the device.

4 FP6809/6810-1.6-JUL-2014 FP6809/6810 fitipower integrated technology lnc.

Electrical Characteristics

(VCC=full range, TA=25°C, unless otherwise specified.) Parameter Symbol Conditions Min Typ. Max Unit VCC Range VCC 1.0 5.5 V Supply Current ICC µA Reset Threshold VTH FP6809-46/ FP6810-46 4.54 4.63 4.72 V FP6809-44/ FP6810-44 4.29 4.38 4.47 FP6809-40/ FP6810-40 3.92 4.00 4.08 FP6809-31/ FP6810-31 3.02 3.08 3.14 FP6809-29/ FP6810-29 2.87 2.93 2.99 FP6809-26/ FP6810-26 2.58 2.63 2.68 FP6809-23/ FP6810-23 2.27 2.32 2.37 Reset Threshold T.C. (Note3) 30 ppm/°C VCC to Reset Delay (Note3) VCC=VTH to (Vth-100mV) 20 μs Reset Active Timeout Period 140 240 560 ms Output Voltage Low (Push-Pull Active Low and Open-Drain Active Low, FP6809) VOL VCC=VTH min, ISINK=1.2mA, FP6809-23/26/29/31 0.3 V VCC=VTH min, ISINK=3.2mA, FP6809-44/46 0.4 VCC>1.0V, ISINK=50μA 0.3 RESET Output Voltage Low (Push-Pull Active High, FP6810) VOL VCC=VTH max, ISINK=1.2mA, FP6809-23/26/29/31 0.3 V VCC=VTH max, ISINK=3.2mA, FP6809-44/46 0.4 Output Voltage High (Push-Pull Active Low, FP6809) VOH VCC>VTH max, ISOURCE=500μA, FP6809-23/26/29/31 0.8Vcc V VCC>VTH max, ISOURCE=800μA, FP6809-44/46 Vcc-1.5 RESET Output Voltage High (Push-Pull Active High, FP6810) VOH 1.8V<VCC<VTH Min, ISOURCE=150μA 0.8Vcc V Open-Drain Output Leakage Current (FP6809-N) VCC>VTH, RESET deasserted 1 μA Note 3：The specification is guaranteed by design, not production tested.

fitipower integrated technology lnc. Figure 10. Output Sourcing Capability

fitipower integrated technology lnc. but will occur when supply is 10% below nominal. specified operating voltage of the system ICs. sinks current, it becomes an open circuit. (Figure 13). 1 is recommended around 100kΩ. Figure 13. Valid to VCC=0V Circuit device to assert reset (Figure 14).

9 FP6809/6810-1.6-JUL-2014 FP6809/6810 fitipower integrated technology lnc. Outline Information SYMBOLS UNIT DIMENSION IN MILLIMETER MIN MAX A 0.90 1.45 A1 0.00 0.15 A2 0.90 1.30 B 0.30 0.50 D 2.80 3.00 E 2.60 3.00 E1 1.50 1.70 e 0.90 1.00 e1 1.80 2.00 L 0.30 0.60 Carrier Dimensions Life Support Policy Fitipower’s products are not authorized for use as critical components in life support devices or other medical systems.