CJ809C293M

JIANGSU CHANGJING ELECTRONICS TECHNOLOGY CO., LTD Ultra-Small Built-In Delay High-Precision Voltage Detector CJ809 Series  The INTRODUCTION CJ809 Series is a series of high- recision voltage detectors with  FEATURES  Ultra-low current consumption: 0.9μA@3.5V(Typ.) a built- in delay time generator of fixed time.  High-precision detection voltage: ±2.0% developed using CMOS process.  Hysteresis characteristics: -VDET×5%(Typ.) The detection voltage is fixed internally,  Operating voltage range: 0.95V to 7.0V with an accuracy of ±2.0%. Internal  Detection voltage: 1.5V to 6.0V (10mV step) oscillator and counter timer can delay the  Delay time: 210 ms (Typ.) release signal without external parts, delay  Output forms: times 200 ms Two output forms, NMOS NMOS open-drain output (Active Low) open-drain and CMOS output are available. CMOS output (Active Low) ORDER INFORMATION  APPLICATIONS  Memory battery back-up circuits  Power-on reset circuits DESIGNATOR  Power failure detection ①  Power monitor for portable equipment  CJ809 ①②③④⑤ SYMBOL C CMOS N NMOS open drain DetectionVoltage “④”elide when it is “0” e.g. 3.0V=②:3, ③:0 2.93V=②:2, ③:9, ④:3 such as notebook computers, digital ②③④ cameras, PDA, and cellular phones.  video equipment and ⑤ communication devices.  Integer Constant voltage power monitors for cameras, Power monitor for microcomputers and DESCRIPTION M Package：SOT-23-3L P Package：SOT-89-3L N Package：SOT-23 reset for CPUs. www.jscj-elec.com 1 Rev. - 1.0 Electrical Characteristics  BLOCK DIAGRAMS CMOS output NMOS open-drain  PIN CONFIGURATION SOT-23 SOT-23-3L PIN NO. N/M FUNCTION 1 Ground Voltage detection output pin 3 V SS VOUT V DD PIN NO. P 1 V OUT Voltage detection output pin 2 V DD Voltage input pin 3 V SS Ground 2 SOT-89-3L www.jscj-elec.com Voltage input pin FUNCTION 2 Rev. - 1.0 Electrical Characteristics ABSOLUTE MAXIMUM RATINGS  (Ta=25°C, unless otherwise specified) RATINGS UNITS PARAMETER SYMBOL Power supply voltage VDD VSS－0.3 ~ VSS＋8 V Output voltage VOUT VSS－0.3 ~ VSS＋8 V SOT-23-3L Power SOT-89-3L dissipation 250 600 PD SOT-23 mW 200 Operating ambient temperature Topr －40 ~＋85 °C Storage temperature Tstg －40 ~＋125 °C Soldering Temperature & Time Tsolder 260℃, 10s  ELECTRICAL CHARACTERISTICS (Ta=25°C, unless otherwise specified) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Detection voltage*1 −VDET — −VDET(S) ×0.98 −VDET( −VDET(S) ×1.02 V — 0.02× −VDET(S) 0.08× −VDET(S) V Hysteresis width Current consumption Operating voltage Output current VHYS ISS VDD =－VDET+0.5V VDD IOUT ILEAK temperature coefficient Delay time 0.05× −VDET( S) C/N20～26 — 1.0 3.0 uA C/N 26～39 — 1.2 3.2 uA C/N 39～60 — 1.5 3.5 uA 0.95 — 7 V — NMOS： VOUT =0.5 V C/N 20～26 3.0 13.0 — mA C/N 26～39 3.0 15.0 — mA VDD =-VDET+0.5V C/N 39～60 3.0 18.0 — mA PMOS： VDD-VOUT =0.5 V C/N 20～26 1.5 4.0 — mA C/N 26～39 1.5 6.0 — mA C/N 39～60 1.5 8.0 — mA — 1.0 uA — ±120 ±360 ppm/°C 130 210 290 ms VDD =－VDET-0.5 V Leakage current S) Only for NMOS open-drain output products, VDD =6.0 V, VOUT =6.0 V Ta=−40°C ~+85°C TPLH *1. −VDET: Actual detection voltage value, −VDET(S): Specified detection voltage value www.jscj-elec.com 3 Rev. - 1.0 Typical Characteristics  TYPICAL APPLICATION CIRCUITS 1、CMOS output： VDD CJ809 CMOS CPU OUT VSS 2、NMOS open-drain VDD1 VDD1 VDD2 CJ809 NMOS CJ809 NMOS CPU CPU OUT OUT VSS VSS 3．Forbidden Circuits VDD1 CJ809 OUT VSS www.jscj-elec.com 4 Rev. - 1.0 SOT-23 Package Outline Dimensions Symbol Dimensions In Millimeters Dimensions In Inches Min. Max. Min. Max. A 0.900 1.150 0.035 0.045 A1 A2 0.000 0.900 0.100 1.050 0.000 0.035 0.004 0.041 b 0.300 0.500 0.012 0.020 c 0.080 0.150 0.003 0.006 D 2.800 3.000 0.110 0.118 E 1.200 1.400 0.047 0.055 E1 2.250 2.550 0.089 0.950 TYP. e e1 1.800 2.000 0.071 0.550 REF. L 0.100 0.037 TYP. 0.079 0.022 REF. L1 0.300 0.500 0.012 0.020 θ 0° 8° 0° 8° SOT-23 Suggested Pad Layout www.jscj-elec.com 5 Rev. - 1.0 -3L Package Outline Dimensions Symbol Dimensions In Millimeters Dimensions In Inches Min. Max. Min. Max. A 1.050 1.250 0.041 0.049 A1 0.000 0.100 0.000 0.004 A2 1.050 1.150 0.041 0.045 b 0.300 0.500 0.012 0.020 c 0.100 0.200 0.004 0.008 D 2.820 3.020 0.111 0.119 E 2.650 1.500 2.950 1.700 0.104 0.059 0.116 0.067 E1 e 0.950(BSC) 0.037(BSC) e1 1.800 2.000 0.071 0.079 L 0.300 0.600 0.012 0.024 θ 0° 8° 0° 8° -3L    www.jscj-elec.com 6 Rev - 1.0 SOT-89-3L Package Outline Dimensions Symbol Dimensions In Millimeters Max. Min. Dimensions In Inches Min. Max. A 1.400 1.600 0.055 0.063 b 0.320 0.520 0.013 0.197 b1 0.400 0.580 0.016 0.023 c 0.350 0.440 0.014 0.017 D 4.400 4.600 0.173 D1 1.550 REF E 2.300 2.600 0.091 E1 3.940 4.250 0.155 e L 3.000 TYP 0.900 1.200 0.102 0.167 0.060 TYP 1.500 TYP e1 0.181 0.061 REF 0.118 TYP 0.035 0.047 SOT-89-3L Suggested Pad Layout NOTICE JSCJ reserves the right to make modifications,enhancements,improvements,corrections or other changes without turther notice to any product herein.JSCJ does not assume any liability arising out of the application or use of any product described herein. www.jscj-elec.com 7 Rev - 1.0