IRDC3810 International Rectifier, IRDC3810 Datasheet
IRDC3810
Related parts for IRDC3810
IRDC3810 Summary of contents
Page 1
... Rev 0.0 03/14/2008 IRDC3810 1 ...
Page 2
... This user guide contains the schematic and bill of materials for the IR3810 evaluation board. The guide describes operation and use of the evaluation board itself. Detailed information for IR3810 is available in the IR3810 data sheet. :0.6V p IRDC3810 MOSFET for optimum cost application and 2 ...
Page 3
... Vcc input should be a well regulated 5V-12V supply Table I. Connections Connection Signal Name VIN+ V (+12V) in VIN- Ground Vcc+ Optional Vcc input Vcc- Ground for optional Vcc input VOUT- Ground of V out VOUT+ V out Vp_Ext Optional Tracking input Agnd Analog (Signal) Ground IRDC3810 The value of R17 and R28 can be 3 ...
Page 4
... Connection Diagram Vp_Ext V CC+ GROUND Agnd Fig. 1: Connection diagram of IR3810 evaluation board Rev 0.0 03/14/2008 V = +12v GROUND in IRDC3810 GROUND V OUT 4 ...
Page 5
... Fig. 3: Board layout, bottom overlay (rear view) Rev 0.0 03/14/2008 Fig. 2: Board layout, top overlay IRDC3810 5 ...
Page 6
... AGND Plain Single point connection between AGND and PGND. Rev 0.0 03/14/2008 Fig. 4: Board layout, mid-layer I Fig. 5: Board layout, mid-layer II IRDC3810 PGND Plain 6 ...
Page 7
... Rev 0.0 03/14/2008 1 AGnd3 15 Hg Vref Vcc IRDC3810 ...
Page 8
... SupIRBuck 5x6mm Module Banana Jack, Insulated - Solder Terminal, Black Banana Jack- Insulated - Solder Terminal, Red Banana Jack- Insulated - Solder Terminal, Green IRDC3810 Manufacturer Mfr. Part Number Panasonic EEV-FK1E331P Panasonic ECJ-3YX1C106K Panasonic ECJ-1VB1H104K Panasonic ECJ-1VB1C103K Murata GRM1885C1H181JA01 Murata GRM1885C1H220JA01 ...
Page 9
... Fig. 9: Start up with 0.5V PreBias Load Fig. 11: Inductor node at 12A load, V :0.6V, Ch :LX Rev 0.0 03/14/2008 Fig. 8: Tracking Operation out 4 ss :0.6V out Fig. 12: Short (Hiccup) Recovery out IRDC3810 : 0- 0.6V , 12A Load out Fig. 10: Output Voltage Ripple, 12A load, V :0.6V out , 4 out ...
Page 10
... TYPICAL OPERATING WAVEFORMS Vin=Vcc=12V, Vo=0.75V, Io=6A-12A, Room Temperature, No Air Flow Fig. 13: Transient Response 12A step Rev 0.0 03/14/2008 out 4 out IRDC3810 10 ...
Page 11
... TYPICAL OPERATING WAVEFORMS Vin=Vcc=12V, Vo=0.75V, Io=12A, Room Temperature, No Air Flow Fig. 14: Bode Plot at 12A load shows a bandwidth of 64.2kHz and phase margin of 50.5 degrees Rev 0.0 03/14/2008 IRDC3810 11 ...
Page 12
... Vin=12V, Vo=0.75V, Io=0- 12A, Room Temperature, No Air Flow Efficiency Vin=Vcc=12V 4.0 3.5 3.0 2.5 2.0 1.5 1.0 0.5 0 Power Loss Vin=Vcc=12V Rev 0.0 03/14/2008 Load Current (A) Efficiency Vin=12V Vcc=5V Fig.15: Efficiency versus load current Load Current (A) Power Loss Vin=12V Vcc=5V Fig.16: Power loss versus load current IRDC3810 ...
Page 13
... THERMAL IMAGES Vin=Vcc=12V, Vo=0.75V, Io=12A, Room Temperature, 200LFM Fig. 17: Thermal Image at 12A load Rev 0.0 03/14/2008 Test point 1 is the IR3810 IRDC3810 13 ...
Page 14
... 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 03/14/2008 IRDC3810 ...
Page 15
... 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 03/14/2008 IRDC3810 ...
Page 16
... 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 03/14/2008 IRDC3810 ...
Page 17
... This product has been designed and qualified for the Consumer market. Rev 0.0 03/14/2008 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 IRDC3810 TAC Fax: (310) 252-7903 ...