ep5368 Enpirion, ep5368 Datasheet
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ep5368
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ep5368 Summary of contents
Page 1
... Product Overview The converter controller, providing the smallest possible solution size. The EP5368QI requires only two small MLCC capacitors to make a complete solution. Integration of the inductor greatly simplifies design, contains noise, reduces part count, and reduces solution footprint. Low output ripple ensures compatibility with RF systems. ...
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... April 2008 Pin Description Figure 2. EP5368QI Package Pin-out. NC (Pins 1,3,9,15,16): These pins should not be electrically connected to each other or to any external signal, voltage, or ground. One or more of these pins may be connected internally. PGND: (Pin 2): Power ground. (Pin 4): Feed back pin for external divider ...
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... ENABLE Soft Start (-) PWM Comp (+) Sawtooth Generator Figure 3. Functional block diagram. ©Enpirion 2008 all rights reserved, E&OE P-Drive Logic N-Drive Compensation Network (-) Error Amp (+) DAC VREF VS0 VS1 VS2 3 EP5368QI V IN NC(SW) V OUT GND V SENSE Switch V FB Voltage Select Package Boundry www.enpirion.com ...
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... A T -40 +125 J SYMBOL TYP θ 100 JA T +150 J- 25° 3.6V MIN TYP 2.4 V out 3.3 2.5 1.8 1.5 1.25 1.2 0.8 ext. 0.6 V 1.5 600 700 0.75 ≤ 3.3V 1 www.enpirion.com EP5368QI UNITS °C °C V UNITS V °C °C UNITS °C/W °C °C MAX UNITS 5 -0 mV/µ µA A ...
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... T ≤ +85°CV (all causes) A 2.4V ≤ V ≤ 5. ≤ I ≤ 700mA LOAD Vout = 3.3V ss 100 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60 0.65 0.70 Efficiency, V Transient EP5368QI MIN TYP MAX 0.603 100 0.0 0.4 1 340 270 -2% +2% -3% +3% 0.0566 0.0003 1.5 2.2 Load Current (A) = 3.7V 1.2V, 1.5V,1.8V, 2.5V IN OUT = 3.6V ...
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... OUT Detailed Description ©Enpirion 2008 all rights reserved, E&OE Shutdown 3.6V 1.5V, Load = 500mA IN OUT Voltage Ripple 3.3V 22uF 0805, 2.0mV/Div. OUT Voltage Ripple 3.3V 10uF 0805, 2.0mV/Div. OUT 6 EP5368QI = 1.8V, Load = 600mA OUT = 1.8V, Load = 600mA OUT www.enpirion.com ...
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... Stable Over Wide Range of Operating Conditions MOSFET The EP5368QI utilizes an internal type III compensation network and is designed to provide a high degree of stability over a wide range of operating conditions. operates over the entire input and output voltage range with no external modifications required ...
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... Hysteresis is included to prevent chattering between states. Application Information Output Voltage Select To provide the highest degree of flexibility in choosing output voltage, the EP5368QI uses a 3 pin VID, or Voltage ID, output voltage select arrangement. This allows the designer to choose one of seven preset voltages use an external voltage divider ...
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... April 2008 External Voltage Divider As described above, the external voltage divider option is chosen by connecting the VS0, VS1, and VS2 pins to VIN or logic “high”. The EP5368QI uses a separate feedback pin when using the external divider. VSENSE FB must be connected to V OUT Figure 4. ...
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... Ca = 15pF 0402 MLCC capacitor. Then R is given as 501 Ω R − 603 OUT Recommended PCB Footprint ©Enpirion 2008 all rights reserved, E&OE V can be programmed over the range of OUT 0.603V to V -0.4V. IN Stability cannot be assured if these guidelines are not followed. 10 EP5368QI www.enpirion.com ...
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... April 2008 Package Dimensions ©Enpirion 2008 all rights reserved, E&OE 11 EP5368QI www.enpirion.com ...
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... Enpirion assumes no responsibility for its use or for infringement of patents or other third party rights, which may result from its use. Enpirion products are not authorized for use in nuclear control systems, as critical components in life support systems or equipment used in hazardous environment without the express written authority from Enpirion. ©Enpirion 2008 all rights reserved, E&OE 12 EP5368QI www.enpirion.com ...