TC1240AECHTR Microchip Technology, TC1240AECHTR Datasheet
TC1240AECHTR
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TC1240AECHTR Summary of contents
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... V GND C- IN NOTE: 6-Pin SOT-23A is equivalent to the EIAJ (SC-74A) 2003 Microchip Technology Inc. TC1240/TC1240A in a SOT-23 Package General Description The TC1240/TC1240A is a doubling CMOS charge pump voltage converter in a small 6-Pin SOT-23A package. The TC1240 doubles an input voltage that can range from +2 ...
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... Minimum and maximum val- A Conditions = ∞ R LOAD SHDN = 1.0 kΩ LOAD R = 1.0 kΩ LOAD T = -40°C to +85° -40°C to +85° MIN MAX MIN MAX R = 1.0 kΩ LOAD = ∞ R LOAD R = 1.0 kΩ LOAD T = -40°C to +85°C A 2003 Microchip Technology Inc. ...
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... Voltage Conversion Efficiency V EFF Output Resistance (Note 2) R OUT Note 1: Switching frequency is one-half internal oscillator frequency. 2: Capacitor contribution is approximately 26% of the output impedance [ESR = 1 / switching frequency x capacitance]. 2003 Microchip Technology Inc. TC1240/TC1240A = +5.0V 3.3 µF, SHDN = GND Min Typ Max Units — ...
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... Temperature (with R 100% 90% 80% 70% 60% 50 4.0V IN 40% 30% 20% 10 FIGURE 2-6: Current 4. 2. 100 125 TEMPERATURE (°C) Supply Current vs 2. 4. 100 125 TEMPERATURE (°C) Output Source Resistance = 1 kΩ). LOAD LOAD CURRENT (mA) Power Efficiency vs. Load 2003 Microchip Technology Inc. ...
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... Note: Unless otherwise indicated, typical values apply at T 100 -50 - TEMPERATURE (°C) FIGURE 2-7: Switching Frequency vs. Temperature. 2003 Microchip Technology Inc. TC1240/TC1240A = +25° 4. 2.8V IN 100 125 DS21516C-page 5 ...
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... The description of the pins are listed in Table 3-1. TABLE 3-1: PIN FUNCTION TABLE Pin No. Symbol GND SHDN 5 V OUT 6 C+ DS21516C-page 6 Description Power supply input Ground Commutation capacitor negative terminal Shutdown input (active high) Doubled output voltage Commutation capacitor positive terminal 2003 Microchip Technology Inc. ...
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... OSC FIGURE 4-1: Ideal Switched Capacitor Charge Pump Doubler. 2003 Microchip Technology Inc. TC1240/TC1240A 5.0 TYPICAL APPLICATIONS 5.1 Output Voltage Considerations The TC1240/TC1240A performs voltage doubling but and S does not provide regulation. The output voltage will 1 3 droop in a linear manner with respect to load current. ...
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... VS. C (ESR = 0.1Ω) 1 TC1240 TC1240A R (Ω) R (Ω) OUT OUT 47 35 28.5 20.5 19 15.5 10.5 13.6 9.3 12.5 8.3 12.2 8.1 OUTPUT VOLTAGE RIPPLE VS. C (ESR = 0.1Ω OUT TC1240/TC1240A V (mV) RIPPLE 142 6.7 2.5 1.6 2003 Microchip Technology Inc. ...
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... TC1240 3.3 µF 3.3 µF TC1240A FIGURE 5-3: Test Circuit. 2003 Microchip Technology Inc. TC1240/TC1240A 5.6 Voltage Doubler The most common application for charge pump devices is the doubler (Figure 5-3). This application device. The uses two external capacitors – C supply bypass capacitor, if necessary) ...
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... TC1240 TC1240 TC1240A TC1240A 2 GND 5 3 "1" C- OUT "n" 4 SHDN + 1)V OUT R OF SINGLE DEVICE OUT R = OUT NUMBER OF DEVICES . . . TC1240 TC1240 2 TC1240A TC1240A "1" "n" 4 SHDN SHDN . . . OUT , multiple TC1240/ OUT OUT OUT + OUT + 2003 Microchip Technology Inc. ...
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... PACKAGING INFORMATION 6.1 Package Marking Information 6-Pin SOT-23A & = part number code + temperature range 1 2 (two-digit code) Device Code TC1240 TC1240A ex: 1240AECH = E N represents year and 2-month code 3 represents production lot ID code 4 2003 Microchip Technology Inc. TC1240/TC1240A DN EN DS21516C-page 11 ...
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... A2 MILLIMETERS MIN NOM MAX 6 0.95 1.90 0.90 1.18 1.45 0.90 1.10 1.30 0.00 0.08 0.15 2.60 2.80 3.00 1.50 1.63 1.75 2.80 2.95 3.10 0.35 0.45 0. 0.09 0.15 0.20 0.35 0.43 0. 2003 Microchip Technology Inc. ...
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... Please specify which device, revision of silicon and Data Sheet (include Literature #) you are using. Customer Notification System Register on our web site (www.microchip.com/cn) to receive the most current information on our products. 2003 Microchip Technology Inc. TC1240/TC1240A . Examples: a) TC1240ECHTR: Tape and Reel, 6L SOT-23 (EIAJ) b) TC1240AECHTR: Tape and Reel, 6L SOT-23 (EIAJ) DS21516C-page 13 ...
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... TC1240/TC1240A NOTES: DS21516C-page 14 2003 Microchip Technology Inc. ...
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... Serialized Quick Turn Programming (SQTP service mark of Microchip Technology Incorporated in the U.S.A. All other trademarks mentioned herein are property of their respective companies. © 2003, Microchip Technology Incorporated, Printed in the U.S.A., All Rights Reserved. Printed on recycled paper. Microchip received QS-9000 quality system ...
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... Korea Microchip Technology Korea 168-1, Youngbo Bldg. 3 Floor Samsung-Dong, Kangnam-Ku Seoul, Korea 135-882 Tel: 82-2-554-7200 Fax: 82-2-558-5934 Singapore Microchip Technology Singapore Pte Ltd. 200 Middle Road #07-02 Prime Centre Singapore, 188980 Tel: 65-6334-8870 Fax: 65-6334-8850 Taiwan Microchip Technology (Barbados) Inc., Taiwan Branch 11F-3, No ...