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CAT660EVA Datasheet(PDF) 2 Page - ON Semiconductor |
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CAT660EVA Datasheet(HTML) 2 Page - ON Semiconductor |
2 / 16 page CAT660 2 Doc. No. MD-5000, Rev. X © 2008 SCILLC. All rights reserved. Characteristics subject to change without notice. PIN DESCRIPTIONS Circuit Configuration Pin Number Name Inverter Mode Doubler Mode Boost/FC Oscillator Frequency Open 10kHz typical V+ 80kHz typical, 40kHz minimum 2 CAP+ Charge pump capacitor. Positive terminal. Same as inverter. 3 GND Power supply ground. Power supply. Positive voltage input. 4 CAP- Charge pump capacitor. Negative terminal. Same as inverter. 5 OUT Output for negative voltage. Power supply ground. 6 LV LV must be tied to OUT for all input voltages. 8 V+ Power supply. Positive voltage input. Positive voltage output. Frequency Control for the internal oscilla- tor. With an external oscillator BOOST/FC has no effect. Same as inverter. Low-Voltage selection pin. When the input voltage is less than 3V, connect LV to GND. For input voltages above 3V, LV may be connected to GND or left open. If OSC is driven externally, connect LV to GND. Oscillator control input. An external capacitor can be connected to lower the oscillator frequency. An external oscillator can drive OSC and set the chip operating frequency. The charge-pump frequency is one-half the frequency at OSC. Same as inverter. Do not overdrive OSC in doubling mode. Standard logic levels will not be suitable. See the applications section for additional information. 7 OSC Oscillator Frequency 10kHz typical, 5kHz minimum 80kHz typical, 40kHz minimum 1 Boost/FC PIN CONFIGURATION 8 7 6 5 1 2 3 4 BOOST/FC CAP+ GND CAP- V+ OSC LV OUT CAT 660 SOIC 8-Lead (V) PDIP 8-Lead (L) (Top View) r e b m u N t r a Pe g a k c a Py t i n a u Q e g a k c a P g n i k r a M A L E 0 6 6 T A Cd a e l - 8 , P I D Pe b u t / 0 5A L E 0 6 6 A V E 0 6 6 T A CC I O Se b u t / 0 0 1A V E 0 6 6 3 T - A V E 0 6 6 T A CC I O Sl e e r / 0 0 0 , 3A V E 0 6 6 ORDERING INFORMATION Note: All packages are RoHS compliant. |
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