Bulletin PD-2.397 rev. G 07/04 10BQ040 1 Amp SCHOTTKY RECTIFIER IF(AV) = 1 Amp VR = 40V Major Ratings and Characteristics Characteristics Description/ Features The 10BQ040 surface-mount Schottky rectifier has been designed for applications requiring low forward drop and very small foot prints on PC boards. Typical applications are in disk drives, switching power supplies, converters, free-wheeling diodes, battery charging, and reverse battery protection. 10BQ040 Units IF(AV) Rectangular waveform 1.0 A VRRM 40 V Small foot print, surface mountable IFSM @ tp = 5 s sine 430 A Low forward voltage drop High frequency operation VF @ 1.0 Apk, TJ=125C 0.49 V Guard ring for enhanced ruggedness and long term reliability TJ range - 55 to 150 C Case Styles 10BQ040 SMB www.irf.com 1 10BQ040 Bulletin PD-2.397 rev. G 07/04 Voltage Ratings Part number VR 10BQ040 Max. DC Reverse Voltage (V) 40 VRWM Max. Working Peak Reverse Voltage (V) Absolute Maximum Ratings Parameters 10BQ Units Conditions IF(AV) Max. Average Forward Current 1.0 A 50% duty cycle @ TL = 112 C, rectangular wave form IFSM Max. Peak One Cycle Non-Repetitive 430 A 5s Sine or 3s Rect. pulse Surge Current 45 EAS Non- Repetitive Avalanche Energy 3.0 mJ IAR Repetitive Avalanche Current 1.0 A 10BQ Units 10ms Sine or 6ms Rect. pulse Following any rated load condition and with rated VRRM applied TJ = 25 C, IAS = 1A, L = 6mH Current decaying linearly to zero in 1 sec Frequency limited by TJ max. Va = 1.5 x Vr typical Electrical Specifications Parameters VFM Max. Forward Voltage Drop (1) * See Fig. 1 IRM Max. Reverse Leakage Current (1) Conditions 0.53 V @ 1A 0.70 V @ 2A 0.49 V @ 1A 0.64 V @ 2A 0.1 mA TJ = 25 C 4 mA TJ = 125 C * See Fig. 2 TJ = 25 C TJ = 125 C VR = rated VR CT Typical Junction Capacitance 80 pF VR = 5VDC, (test signal range 100kHz to 1MHz) 25C LS Typical Series Inductance 2.0 nH Measured lead to lead 5mm from package body 10000 V/ s dv/dt Max. Volatge Rate of Charge (Rated VR) (1) Pulse Width < 300s, Duty Cycle < 2% Thermal-Mechanical Specifications Parameters 10BQ Units TJ Max. Junction Temperature Range (*) - 55 to 150 C Tstg Max. Storage Temperature Range - 55 to 150 C Conditions RthJL Max. Thermal Resistance Junction 36 C/W DC operation to Lead (**) RthJA Max. Thermal Resistance Junction 80 C/W to Ambient wt Approximate Weight 0.10 (0.003) g (oz.) Case Style SMB Device Marking IR1F (*) dPtot dTj < 1 Rth( j-a) Similar DO-214AA thermal runaway condition for a diode on its own heatsink (**) Mounted 1 inch square PCB 2 www.irf.com 10BQ040 Bulletin PD-2.397 rev. G 07/04 10 Reverse Current - I R (mA) 10 Tj = 150C (A) Tj = 125C 125C 1 100C 0.1 75C 50C 0.01 25C 0.001 0.0001 0 5 10 15 20 25 30 35 40 Reverse Voltage - VR (V) 1 Fig. 2 - Typical Peak Reverse Current Vs. Reverse Voltage 1000 Junction Capacitance - C T (p F) Instantaneous Forward Current - I F Tj = 25C Tj = 150C 0.1 0.2 T = 25C J 100 10 0.4 0.6 0.8 1 0 10 Forward Voltage Drop - VFM (V) 20 30 40 Reverse Voltage - VR (V) Fig. 1 - Maximum Forward Voltage Drop Characteristics Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage Thermal Impedance Z thJC (C/W) 100 10 D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 PDM t1 t2 1 Notes: Single Pulse (Thermal Resistance) 0.1 0.00001 0.0001 0.001 1. Duty factor D = t1/ t2 . 2. Peak Tj = Pdm x ZthJC + Tc 0.01 0.1 1 10 . 100 t1 , Rectangular Pulse Duration (Seconds) Fig. 4 - Max. Thermal Impedance Z thJC Characteristics (Per Leg) www.irf.com 3 10BQ040 Bulletin PD-2.397 rev. G 07/04 150 0.8 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 DC 140 130 Average Power Loss (Watts) Allowable Lead Temperature (C) 160 120 110 100 Square wave (D = 0.50) 90 Rated Vr applied 80 see note (2) 70 0 0.4 0.8 1.2 0.6 RMS Limit 0.4 DC 0.2 0 1.6 0 Average Forward Current - I F(AV) (A) 0.3 0.6 0.9 1.2 Average Forward Current - I F(AV) (A) 1.5 Fig. 5 - Maximum Average Forward Dissipation Vs. Average Forward Current Fig. 4 - Maximum Average Forward Current Vs. Allowable Lead Temperature 1000 Non-Repetitive Surge Current - I FSM (A) D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 100 At Any Rated Load Condition And With rated Vrrm Applied Following Surge 10 10 100 1000 10000 Square Wave Pulse Duration - Tp (Microsec) Fig. 6 - Maximum Peak Surge Forward Current Vs. Pulse Duration (2) Formula used: TC = TJ - (Pd + PdREV) x RthJC ; Pd = Forward Power Loss = IF(AV) x VFM @ (IF(AV) / D) (see Fig. 6); PdREV = Inverse Power Loss = VR1 x IR (1 - D); IR @ VR1 = 80% rated VR 4 www.irf.com 10BQ040 Bulletin PD-2.397 rev. G 07/04 Outline Table Device Marking: IR1F CATHODE 2.15 (.085) 1.80 (.071) 1 3.80 (.150) 3.30 (.130) ANODE 2 1 POLARITY 4.70 (.185) 2 PART NUMBER 4.10 (.161) 2.5 TYP. (.098 TYP.) 2.40 (.094) 1.90 (.075) 1.30 (.051) 0.76 (.030) 0.30 (.012) 0.15 (.006) 5.60 (.220) 5.00 (.197) 2.0 TYP. (.079 TYP.) SOLDERING PAD 4.2 (.165) 4.0 (.157) Outline SMB Dimensions in millimeters and (inches) For recommended footprint and soldering techniques refer to application note #AN-994 Marking & Identification Each device has 2 rows for identification. The first row designates the device as manufactured by International Rectifier, indicated by the letters "IR", and the Part Number (indicates the current, the voltage rating and Schottky Generation). The second row indicates the year, the week of manufacturing and the Site ID. IR1F VOLTAGE CURRENT IR LOGO YYWWX SITE ID WEEK 2nd digit of the YEAR "Y" = 1st digit of the YEAR "standard product" "P" = "Lead-Free" www.irf.com 5 10BQ040 Bulletin PD-2.397 rev. G 07/04 Tape & Reel Information Dimensions in millimetres and (inches) Ordering Information Table Device Code 10 B Q 040 TR - 1 2 3 4 5 6 1 - Current Rating 2 - B = Single Lead Diode 3 - Q = Schottky Q Series 4 - Voltage Rating (040 = 40V) 5 - y none = Box (1000 pieces) y TR = Tape & Reel (3000 pieces) 6 y none = Standard Production y PbF = Lead-Free Data and specifications subject to change without notice. This product has been designed and qualified for Industrial Level. Qualification Standards can be found on IR's Web site. IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245, USA Tel: (310) 252-7105 TAC Fax: (310) 252-7309 Visit us at www.irf.com for sales contact information. 07/04 6 www.irf.com