ST763ABN STMicroelectronics, ST763ABN Datasheet
ST763ABN
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ST763ABN Summary of contents
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Step down current mode PWM DC-DC converters Features ■ Output voltage 3.3V ■ Supply voltage range from 3.3V to 11V ■ Guaranteed output current: 500mA ■ Typical operation frequency: 200KHz ■ Very low quiescent current: 0.6mA on mode 0.2µA ...
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Contents 1 Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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Diagram Figure 1. Schematic diagram 3/14 ...
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Pin configuration Figure 2. Pin connections (top view) Table 1. Pin description Pin N° Symbol Shutdown control (active low): If connected to GND the shutdown. Connect SHDN for normal operation (ON MODE). 2 ...
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Maximum ratings Table 2. Absolute maximum ratings Symbol V DC input voltage CC V Switch pin voltage LX V Shutdown voltage (SHDN) SHDN V ,V Soft start (SS) and compensation capacitor (CC) pins voltage Switching peak ...
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Typical application Figure 3. Application circuit 6/14 ...
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Electrical characteristics Table 4. Electrical characteristics ( 0mA Symbol Parameter V Input voltage CC V Output voltage O ΔV Line regulation O ΔV Load regulation O η Power efficiency I Supply current ...
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Typical performance characteristics (Unless otherwise specified T Figure 4. Output voltage vs temperature Figure 6. Reference voltage vs temperature Figure 8. Efficiency vs output current 8/14 = 25°C) J Figure 5. Output voltage vs input voltage Figure 7. Efficiency ...
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Figure 10 Resistance vs temperature Figure 12. Shutdown input leakage current vs temperature Figure 14. Oscillator frequency vs input voltage Figure 11. Shutdown input threshold vs temperature Figure 13. Oscillator frequency vs temperature Figure 15. Switching waveform, continuous ...
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Package mechanical data In order to meet environmental requirements, ST offers these devices in ECOPACK packages. These packages have a Lead-free second level interconnect. The category of second Level Interconnect is marked on the package and on the inner ...
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SO-8 MECHANICAL DATA mm. DIM. MIN. TYP A 1.35 A1 0.10 A2 1.10 B 0.33 C 0.19 D 4.80 E 3.80 e 1.27 H 5.80 h 0.25 L 0.40 k ddd inch MAX. MIN. TYP. 1.75 0.053 0.25 0.04 1.65 ...
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Tape & Reel SO-8 MECHANICAL DATA DIM. MIN 12 8.1 Bo 5.5 Ko 2.1 Po 3.9 P 7.9 12/14 mm. TYP MAX. MIN. 330 13.2 0.504 0.795 2.362 22.4 8.5 0.319 5.9 ...
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Revision history Table 5. Revision history Date Revision 26-May-2006 2 29-May-2007 3 Changes Add T row f on table 4 and new template. A OSC Order code has been updated. 13/14 ...
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