MCP1790-5002E/EB Microchip Technology, MCP1790-5002E/EB Datasheet
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MCP1790-5002E/EB
Specifications of MCP1790-5002E/EB
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MCP1790-5002E/EB Summary of contents
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... The MCP1790/MCP1791 regulator incorporates both thermal and short circuit protection. The MCP1790 is the 3-pin version of the MCP1790/ MCP1791 family. The MCP1791 is the 5-pin version and incorporates a Shutdown input signal and a Power Good output signal ...
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... MCP1790/MCP1791 Package Types MCP1790 DDPAK-3 SOT-223 Pin GND (TAB OUT 4 GND (TAB) DS22075A-page 2 DDPAK MCP1791 SOT-223 Pin 1 SHDN GND (TAB OUT 5 PWRGD 6 GND (TAB) © 2008 Microchip Technology Inc. ...
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... TYPICAL APPLICATION On SHDN Off 30V 4.7 µ 8.0V to 16V IN 5Ω © 2008 Microchip Technology Inc. MCP1790/MCP1791 MCP1791 R 100 kΩ OUT GND MCP1790 OUT C 1 1.0 µF GND PWRGD 5. OUT µF Tantalum OUT C 2 1.0 µF Tantalum DS22075A-page 3 ...
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... MCP1790/MCP1791 1.0 ELECTRICAL CHARACTERISTICS Absolute Maximum Ratings † Input Voltage, V .........................................................+48.0V IN VIN, PWRGD, SHDN .....................(GND-0.3V VOUT .................................................. (GND-0.3V) to (+5.5V) Internal Power Dissipation ............ Internally-Limited (Note 4) Output Short Circuit Current..................................Continuous Storage temperature .....................................-55°C to +150°C Maximum Junction Temperature .....................165°C (Note 7) Operating Junction Temperature...................-40°C to +125°C ESD protection on all pins ..........≥ ...
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... Short Circuit Recovery Time will depend upon the thermal dissipation properties of the package and circuit board. 9: TCV = ( OUT OUT-HIGH OUT-LOW peraturerange lowest voltage measured over the temperature range. OUT-LOW © 2008 Microchip Technology Inc. MCP1790/MCP1791 = OUT(MAX) DROPOUT(MAX), = +25°C, SHDN > 2.4V. A (Note 5) of -40°C to +125°C. J Symbol Min ...
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... MCP1790/MCP1791 AC/DC CHARACTERISTICS (CONTINUED) Electrical Specifications: Unless otherwise noted 4.7 µF (X7R Ceramic 4.7 µF (X7R Ceramic), T OUT IN Boldface type applies for junction temperatures, T Parameters Detect Threshold to PWRGD Active TV Time Delay AC Performance Output Delay From SHDN PWRGD Delay from SHDN Output Noise ...
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... Temperature Ranges Specified Temperature Range Operating Temperature Range Storage Temperature Range Package Thermal Resistances Thermal Resistance, 3LD DDPAK Thermal Resistance, 3LD SOT-223 Thermal Resistance, 5LD DDPAK Thermal Resistance, 5LD SOT-223 © 2008 Microchip Technology Inc. MCP1790/MCP1791 Symbol Min Typ Max T -40 +125 J T ...
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... Input Voltage (V) FIGURE 2-3: Quiescent Current vs. Input Voltage. DS22075A-page 8 = 10.0 µF Ceramic (X7R and device is MCP1790. SHDN IN, 120. 5.0V OUT µA 100.00 OUT 80.00 60.00 40.00 20.00 0.00 80 105 130 -45 FIGURE 2-4: Junction Temperature. 140 ...
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... V =3.0V REG -0.25 -0.30 -45 - Temperature (°C) FIGURE 2-9: Load Regulation vs. Temperature. © 2008 Microchip Technology Inc. MCP1790/MCP1791 = 10.0 µF Ceramic (X7R and device is MCP1790. SHDN IN, 5.04 = 3.3V 5. 30V 5.02 5.01 5.00 4.99 4.98 4.97 4.96 -45°C -45°C 4.95 4.94 80 105 130 ...
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... IN I =10 mA OUT -60 -70 -80 -90 -100 -110 0.01 0 Frequency (kHz) FIGURE 2-15: Power Supply Ripple Rejection vs. Frequency. DS22075A-page 10 = 10.0 µF Ceramic (X7R and device is MCP1790. SHDN IN, -20 < 0.1 Ω - -40 V -50 C -60 I OUT -70 -80 -90 -100 -110 -120 26 30 0.01 FIGURE 2-16: Rejection vs ...
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... OUT FIGURE 2-19: Dynamic Line Response. FIGURE 2-20: Dynamic Line Response. FIGURE 2-21: Dynamic Load Response. © 2008 Microchip Technology Inc. MCP1790/MCP1791 = 10.0 µF Ceramic (X7R and device is MCP1790. SHDN IN, FIGURE 2-22: 5.0 4.5 4.0 3.5 3.0 2.5 2.0 1.5 1.0 ...
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... Note: Unless otherwise indicated 4.7 uF Ceramic (X7R), C OUT V = 6.0V kΩ PWRGD_PULLUP OUT 3.3V OUT Input Voltage (V) FIGURE 2-25: Startup Ground Current. DS22075A-page 12 = 10.0 µF Ceramic (X7R and device is MCP1790. SHDN IN OUT V = 5.0V OUT mA, Temperature = +25°C, OUT © 2008 Microchip Technology Inc. ...
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... OUT ulator. A minimum output capacitance of 1.0 µF tanta- lum, 1.0 µF electrolytic, or 4.7 µF ceramic is required for stability. The MCP1790 is stable with ceramic, tantalum, and electrolytic capacitors. See Section 4.7 “Output Capacitor” for output capacitor selection guidance. ...
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... The MCP1790/MCP1791 are high input voltage regula- tors capable of providing current at output voltages up to 5.0V. The devices have an input voltage operating range from 6.0V to 30V, 48V absolute max. The MCP1790 devices are 3-pin devices consist- ing and GND. The MCP1791 devices ...
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... The minimum value for ceramic capacitors is 4.7 µF. The regulator is stable for all three types of capacitors from 4.7 µF to 1000 µF (see The MCP1790/MCP1791 regulator may be used with a 1 µF ceramic output capacitor if a 0.300Ω resistor is placed in series with the capacitor. The low ESR and corresponding pole of the ceramic capacitor causes the instability below 4.7 µ ...
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... Output Current and Current Limiting The MCP1790/MCP1791 devices are tested and ensured to supply a minimum output current. The MCP1790/MCP1791 also incorporate an output current limit foldback. When the regulator overcurrent condition, V will decrease with increas- OUT ing load. When V falls below 30% (typical OUT the output current will start to fold back ...
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... Therefore, when pulling PWRGD to VIN instead the designer must be OUT aware of the PWRGD signal going high while the input voltage is rising at startup. Pulling PWRGD to V removes the startup pulse. © 2008 Microchip Technology Inc. MCP1790/MCP1791 V PWRGD_TH V OUT ) level PWRGD_TH PWRGD ...
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... MCP1790/MCP1791 5.0 APPLICATION CIRCUITS / ISSUES 5.1 Typical Application The MCP1790/MCP1791 is most commonly used as a voltage regulator. It’s high voltage input capability and thermal protection make it ideal for automotive and 24V industrial applications. MCP1791 PWRGD V 5 1N4002 IN 10 kΩ VDC OUT 1 µF 4.7 µ ...
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... I OUT(MAX) specification of the MCP1790/MCP1791. The internal current foldback feature of the MCP1790/MCP1791 will prevent high peak load demands from causing non-recoverable damage. The Current Foldback feature of the device will limit the output voltage and output current during pulsed applications ...
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... PACKAGING INFORMATION 6.1 Package Marking Information 3-Lead DDPAK (MCP1790) XXXXXXXXX XXXXXXXXX YYWWNNN 3-Lead SOT-223 (MCP1790) XXXXXXX XXXYYWW NNN Legend: XX...X Customer-specific information Y Year code (last digit of calendar year) YY Year code (last 2 digits of calendar year) WW Week code (week of January 1 is week ‘01’) ...
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... Note: In the event the full Microchip part number cannot be marked on one line, it will be carried over to the next line, thus limiting the number of available characters for customer-specific information. © 2008 Microchip Technology Inc. MCP1790/MCP1791 Example: MCP1791 e 3 50EET^^ ...
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... MCP1790/MCP1791 TOP VIEW DS22075A-page BOTTOM VIEW φ CHAMFER OPTIONAL C2 © 2008 Microchip Technology Inc. ...
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... © 2008 Microchip Technology Inc. MCP1790/MCP1791 φ DS22075A-page 23 ...
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... MCP1790/MCP1791 DS22075A-page 24 © 2008 Microchip Technology Inc. ...
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... TOP VIEW A A1 © 2008 Microchip Technology Inc. MCP1790/MCP1791 BOTTOM VIEW φ CHAMFER OPTIONAL C2 DS22075A-page 25 ...
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... MCP1790/MCP1791 DS22075A-page φ © 2008 Microchip Technology Inc. ...
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... Microchip Technology Inc. MCP1790/MCP1791 DS22075A-page 27 ...
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... MCP1790/MCP1791 NOTES: DS22075A-page 28 © 2008 Microchip Technology Inc. ...
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... APPENDIX A: REVISION HISTORY Revision A (March 2008) • Original Release of this Document. © 2008 Microchip Technology Inc. MCP1790/MCP1791 DS22075A-page 29 ...
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... MCP1790/MCP1791 NOTES: DS22075A-page 30 © 2008 Microchip Technology Inc. ...
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... DC = Plastic Transistor Outline, SOT-223, 5-lead © 2008 Microchip Technology Inc. MCP1790/MCP1791 Examples MCP1790-3002E/EB:3.0V LDO Regulator, Temp. Package b) MCP1790-3302E/EB:3.3V LDO Regulator, c) MCP1790-5002E/EB:5.0V LDO Regulator, d) MCP1790-3002E/DB:3.0V LDO Regulator, e) MCP1790-3302E/DB:3.3V LDO Regulator, f) MCP1790-5002E/DB:5.0V LDO Regulator, a) MCP1791-3002E/ET: 3.0V LDO Regulator b) MCP1791-3302E/ET 3.3V LDO Regulator c) MCP1791-5002E/ET: 5.0V LDO Regulator d) MCP1791-3002E/DC 3 ...
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... MCP1790/MCP1791 NOTES: DS22075A-page 32 © 2008 Microchip Technology Inc. ...
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... PowerMate, PowerTool, REAL ICE, rfLAB, Select Mode, Total Endurance, UNI/O, WiperLock and ZENA are trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. SQTP is a service mark of Microchip Technology Incorporated in the U.S.A. All other trademarks mentioned herein are property of their respective companies. ...
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... Fax: 886-3-572-6459 Taiwan - Kaohsiung Tel: 886-7-536-4818 Fax: 886-7-536-4803 Taiwan - Taipei Tel: 886-2-2500-6610 Fax: 886-2-2508-0102 Thailand - Bangkok Tel: 66-2-694-1351 Fax: 66-2-694-1350 © 2008 Microchip Technology Inc. EUROPE Austria - Wels Tel: 43-7242-2244-39 Fax: 43-7242-2244-393 Denmark - Copenhagen Tel: 45-4450-2828 Fax: 45-4485-2829 France - Paris Tel: 33-1-69-53-63-20 ...