IRDC3821A International Rectifier, IRDC3821A Datasheet
IRDC3821A
Related parts for IRDC3821A
IRDC3821A Summary of contents
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... This user guide contains the schematic and bill of materials for the IR3821A evaluation board. programmable The guide describes operation and use of the evaluation board itself. Detailed no information for the IR3821A is available in the IR3821A data sheet. IRDC3821A MOSFET for optimum cost application and 1 ...
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... Vcc input should be a well regulated 5V-12V supply Table I. Connections Connection Signal Name VIN+ V (+12V) in VIN- Ground of V Vcc+ Optional Vcc input Vcc- Ground for Optional Vcc input VOUT- Ground of V VOUT+ V (+1.8V) out P_Good Power Good Signal IRDC3821A in out 2 ...
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... V CC+ GROUND Fig. 1: Connection diagram of the IR3821A evaluation board Rev 0.0 01/07/2008 V = +12v GROUND in P Good IRDC3821A GROUND V = +1.8v OUT 3 ...
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... Fig. 3: Board layout, bottom overlay (rear view) Rev 0.0 01/07/2008 Fig. 2: Board layout, top overlay IRDC3821A 4 ...
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... AGND Plain Single point connection between AGND and PGND. Rev 0.0 01/07/2008 Fig. 4: Board layout, mid-layer I. Fig. 5: Board layout, mid-layer II. IRDC3821A PGND Plain 5 ...
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... Rev 0.0 01/07/2008 1 AGnd3 15 Hg PGood Vcc IRDC3821A ...
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... Thick film, 1/10W, 1% 0603 300kHz, 9A, SupIRBuck 5x6mm Module Banana Jack, Insulated - Solder Terminal, Black Banana Jack- Insulated - Solder Terminal, Red Banana Jack- Insulated - Solder Terminal, Green IRDC3821A Manufacturer Mfr. Part Number Panasonic EEV-FK1E331P Panasonic ECJ-3YX1C106K Panasonic ECJ-1VB1H104K Panasonic ECJ-1VB1A224K Murata GRM1885C1H181JA01 Murata ...
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... SS 3 out Fig. 9: Pre-Bias Start up, 0A Load Fig. 11: Inductor node voltage at 9A load Ch :LX out Rev 0.0 01/07/2008 Vss :I 4 out out IRDC3821A Vin Vout Vss Fig. 8: Start up into 9A Load out 4 Fig. 10: Output Voltage Ripple, 9A load out , 4 out Fig. 12: Shorted Hiccup Condition Recovery ...
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... TYPICAL OPERATING WAVEFORMS Vin=Vcc=12V, Vo=1.8V, Io=4.5A-9A, Room Temperature, No Air Flow Rev 0.0 01/07/2008 Fig. 13: Transient Response, 4. step out 4 out IRDC3821A 9 ...
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... TYPICAL OPERATING WAVEFORMS Vin=Vcc=12V, Vo=1.8V, Io=9A, Room Temperature, No Air Flow Fig. 14: Bode Plot at 9A load shows a bandwidth of 60kHz and phase margin of 45 degrees Rev 0.0 01/07/2008 IRDC3821A 10 ...
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... Rev 0.0 01/07/2008 Load Current (A) Fig. 15: Efficiency versus load current 2.0 3.0 4.0 Load Current (A) Fig. 16: Power versus load current IRDC3821A 5.0 6.0 7.0 8.0 11 ...
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... THERMAL IMAGES Vin=Vcc=12V, Vo=1.8V, Io=9A, Room Temperature, No Air Flow Fig. 17: Thermal Image at 12A load, Test point 1 is the IR3821A. Rev 0.0 01/07/2008 IRDC3821A 12 ...
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... The pad lands (the 4 big pads other than the 11 IC pins) length and width should be equal to maximum part pad length and width. However, the minimum metal to metal spacing should be no less than 0.17mm for 2 oz. Copper; no less than 0.1mm for 1 oz. Copper and no less than 0.23mm for 3 oz. Copper. Rev 0.0 01/07/2008 IRDC3821A ...
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... Ensure that the solder resist in between the lead lands and the pad land is ≥ 0.15mm due to the high aspect ratio of the solder resist strip separating the lead lands from the pad land. Rev 0.0 01/07/2008 IRDC3821A ...
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... The maximum length and width of the land pad stencil aperture should be equal to the solder resist opening minus an annular 0.2mm pull back to decrease the incidence of shorting the center land to the lead lands when the part is pushed into the solder paste. Rev 0.0 01/07/2008 IRDC3821A ...
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... This product has been designed and qualified for the Consumer market. Rev 0.0 01/07/2008 233 Kansas St., El Segundo, California 90245, USA Tel: (310) 252-7105 Visit us at www.irf.com for sales contact information Data and specifications subject to change without notice. 11/07 IRDC3821A TAC Fax: (310) 252-7903 ...