MCP1630DM-DDBS2 Microchip Technology, MCP1630DM-DDBS2 Datasheet
MCP1630DM-DDBS2
Specifications of MCP1630DM-DDBS2
Related parts for MCP1630DM-DDBS2
MCP1630DM-DDBS2 Summary of contents
Page 1
... User’s Guide”, Microchip Technology Inc., DS51515, 2005 • “MCP1630 Dual Buck Demo Board User’s Guide”, Microchip Technology Inc., DS51531, 2005 © 2005 Microchip Technology Inc. Description The MCP1630 high-speed Pulse Width Modula- tor (PWM) used to develop intelligent power systems. ...
Page 2
... Functional Block Diagram – MCP1630 V IN 0.1 µA OSC 0.1 µA CS COMP – REF + 2R 2.7V Clamp Note: During overtemperature, V DS21896B-page 2 MCP1630 High-Speed PWM Overtemperature UVLO Comp – Latch Truth Table driver is high-impedance. EXT EXT Note GND 100 © 2005 Microchip Technology Inc. ...
Page 3
... Functional Block Diagram – MCP1630V V IN 0.1 µA OSC 0.1 µA CS COMP – REF + 2.7V Clamp Note: During overtemperature, V © 2005 Microchip Technology Inc. MCP1630/MCP1630V MCP1630V High-Speed PWM UVLO Comp – Latch Truth Table driver is high-impedance. EXT V IN Overtemperature V EXT Note ...
Page 4
... BATT MCP1700 3.0V SOT23 2 I C™ To System DS21896B-page SEPIC Converter Cin MCP1630 1 N-channel COMP V EXT MOSFET FB OSC GND REF +5V Bias + PIC16LF818 PWM OUT V DD A/D 1/2 MCP6042 A/D 1/2 MCP6042 +V BATT 4 NiMH Cells C OUT I BATT © 2005 Microchip Technology Inc. ...
Page 5
... Voltage – Sync. FET V Driver SENSE 0V to 2.7V MCP1630V Comp FB CS OSC GND +DC Bus V REF (1/2) MCP6021 + – DC bus Voltage Loop © 2005 Microchip Technology Inc. MCP1630/MCP1630V Battery Protection Buck Switches Switch C OUT SMBus GND R SENSE I SENSE V REF Charge Current Loop ...
Page 6
... IN Conditions mA EXT OSC IN Note 1 ns µs Note 2 µs Note Note 2, Note 3.0V to 5.0V 1. Note 2, Note 5V 2. /2, 100 mV < EAOUT < 100 1.2V 1.4V, IN REF 2.0V COMP 5V 1.2V 1.0V, IN REF 2.0V, Absolute Value COMP © 2005 Microchip Technology Inc. ...
Page 7
... F IN Parameters Temperature Ranges Operating Junction Temperature Range Storage Temperature Range Maximum Junction Temperature Thermal Package Resistances Thermal Resistance, 8L-DFN ( mm) Thermal Resistance, 8L-MSOP © 2005 Microchip Technology Inc. MCP1630/MCP1630V = 3.0V to 5.5V MHz with 10% Duty Cycle OSC Min Typ Max Units 0.85 ...
Page 8
... Current vs. Input Voltage. = 0.1 µF, V for typical 125° 85° 25° 40°C A Input Voltage (V) Error Amplifier Input Bias 40° 25° 125°C A Input Voltage (V) Error Amplifier Sink Current 125° 25° 40°C A Input Voltage (V) Error Amplifier Source © 2005 Microchip Technology Inc. ...
Page 9
... EXT Voltage 125° 25° 40° Input Voltage (V) FIGURE 2-9: Current Sense to V Delay vs. Input Voltage (MCP1630). © 2005 Microchip Technology Inc. MCP1630/MCP1630V = 1 MHz with 10% Duty Cycle, C OSC 0 100 0.899 A 0.898 0.897 T 0.896 0.895 FIGURE 2-10: Voltage vs. Input Voltage (MCP1630). 2. 100 ...
Page 10
... Mode Input Voltage Range vs. Input Voltage (MCP1630V FIGURE 2-17: Delay vs. Input Voltage (MCP1630V 1. 0.1 µF, V for typical Common Mode Input Range T = +25°C A 3.5 4 4.5 5 5.5 Input Voltage (V) Current Sense Common T = +125° -40° +25°C A Input Voltage (V) Current Sense to V EXT © 2005 Microchip Technology Inc. ...
Page 11
... Oscillator Input (OSC) OSC is an external oscillator input pin. Typically, a microcontroller I/O pin is used to generate the OSC input. When high, the output driver pin (V © 2005 Microchip Technology Inc. MCP1630/MCP1630V Function low. The high-to-low transition initiates the start of a new cycle. The duty cycle of the OSC input pin deter- mines the maximum duty cycle of the power converter ...
Page 12
... This voltage will be low enough so that there is no triggering of the comparator, allowing narrow pulse widths at V input and REF output is capable of reach- EXT pin REF input and the error ampli- REF . EXT © 2005 Microchip Technology Inc. ...
Page 13
... UVLO off threshold being reached. The typical hysteresis is 75 mV. Typically, the MCP1630 will not start operating until the input voltage at V between 3.0V and 3.1V. © 2005 Microchip Technology Inc. MCP1630/MCP1630V 4.7 Overtemperature Protection To protect the V ...
Page 14
... EXT V IN 0.1 µA OSC 0.1 µA CS COMP – REF + 2R 2.7V Clamp Note: During overtemperature, V FIGURE 4-1: Cycle-by-Cycle Timing Diagram (MCP1630). DS21896B-page 14 Overtemperature UVLO Comp – Latch Truth Table driver is high-impedance. EXT EXT Note GND 100 © 2005 Microchip Technology Inc. ...
Page 15
... DRIVE V EXT V IN 0.1 µA OSC 0.1 µA CS COMP – REF + 2.7V Clamp Note: During overtemperature, V FIGURE 4-2: Cycle-by-Cycle Timing Diagram (MCP1630V). © 2005 Microchip Technology Inc. MCP1630/MCP1630V Overtemperature UVLO Comp – Latch Truth Table driver is high-impedance. EXT EXT V DRIVE Note ...
Page 16
... By using additional MCP1630 devices, multiple output converters can be developed using a single MCU two-output converter is desired, the MCU can provide two PWM outputs that are phased 180° apart. This will reduce the input ripple current to the source and eliminate beat frequencies. © 2005 Microchip Technology Inc. ...
Page 17
... 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. © 2005 Microchip Technology Inc. MCP1630/MCP1630V Example: 1630E 522256 ...
Page 18
... A2 MILLIMETERS* MIN NOM MAX 8 0.65 BSC - - 1.10 0.75 0.85 0.95 0.00 - 0.15 4.90 BSC 3.00 BSC 3.00 BSC 0.40 0.60 0.80 0.95 REF 0° - 8° 0.08 - 0.23 0.22 - 0.40 5° - 15° 5° - 15° © 2005 Microchip Technology Inc. ...
Page 19
... Exposed pad varies according to die attach paddle size. Package may have one or more exposed tie bars at ends. Pin 1 visual index feature may vary, but must be located within the hatched area. JEDEC equivalent: M0-229 Drawing No. C04-123, Revised 05-05-05 © 2005 Microchip Technology Inc. MCP1630/MCP1630V b E EXPOSED ...
Page 20
... MCP1630/MCP1630V NOTES: DS21896B-page 20 © 2005 Microchip Technology Inc. ...
Page 21
... Revision B (June 2005) The following is the list of modifications: 1. Added MCP1630V device throughout data sheet 2. Added DFN package information throughout data sheet. 3. Added Appendix A: Revision History. Revision A (June 2004) • Original Release of this Document. © 2005 Microchip Technology Inc. MCP1630/MCP1630V information DS21896B-page 21 ...
Page 22
... MCP1630/MCP1630V NOTES: DS21896B-page 22 © 2005 Microchip Technology Inc. ...
Page 23
... PWM (Tape and Reel) Temperature Range -40°C to +125°C Package Dual Flat, No Lead (2x3mm Body), 8-lead MS = Plastic MSOP, 8-lead * For DFN samples, contact your Microchip Sales Office for availability. © 2005 Microchip Technology Inc. MCP1630/MCP1630V . Examples: a) MCP1630-E/MS: Extended Temperature, 8LD MSOP package. b) ...
Page 24
... MCP1630/MCP1630V NOTES: DS21896B-page 24 © 2005 Microchip Technology Inc. ...
Page 25
... PowerMate, PowerTool, rfLAB, rfPICDEM, Select Mode, Smart Serial, SmartTel, Total Endurance and WiperLock 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. ...
Page 26
... Fax: 65-6334-8850 Taiwan - Kaohsiung Tel: 886-7-536-4818 Fax: 886-7-536-4803 Taiwan - Taipei Tel: 886-2-2500-6610 Fax: 886-2-2508-0102 Taiwan - Hsinchu Tel: 886-3-572-9526 Fax: 886-3-572-6459 © 2005 Microchip Technology Inc. EUROPE Austria - Weis Tel: 43-7242-2244-399 Fax: 43-7242-2244-393 Denmark - Ballerup Tel: 45-4450-2828 Fax: 45-4485-2829 France - Massy Tel: 33-1-69-53-63-20 ...