PQ...PbF Series, PQ...-N3 Series Schottky Rectifier, x TO-7 PRODUT SUMMRY node Base common cathode 3 ommon cathode node Package TO-7 I F(V) x V R 35 V, V, 5 V V F at I F.3 V I RM max. 5 m at 5 T J max. 5 Diode variation ommon cathode E S 7 mj FETURES 5 T J operation Very low forward voltage drop High frequency operation High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance Guard ring for enhanced ruggedness and long term reliability ompliant to RoHS Directive /95/E Designed and qualified according to JEDE-JESD7 Halogen-free according to IE 69-- definition (-N3 only) DESRIPTION The PQ... center tap Schottky rectifier has been optimized for very low forward voltage drop with moderate leakage. The proprietary barrier technology allows for reliable operation up to 5 junction temperature. Typical applications are in switching power supplies, converters, freewheeling diodes, and reverse battery protection. MJOR RTINGS ND HRTERISTIS SYMBOL HRTERISTIS VLUES UNITS I F(V) Rectangular waveform V RRM 35 to 5 V I FSM t p = 5 μs sine 35 V F pk, T J = 5 (per leg).3 V - 55 to 5 T J VOLTGE RTINGS PRMETER Maximum D reverse voltage Maximum working peak reverse voltage SYMBOL PQ35PbF PQ35-N3 PQPbF PQ-N3 PQ5PbF PQ5-N3 V R 35 35 5 5 V V RWM BSOLUTE MXIMUM RTINGS PRMETER SYMBOL TEST ONDITIONS VLUES UNITS Maximum average forward current See fig. 5 I F(V) 5 % duty cycle at T =, rectangular waveform Maximum peak one cycle non-repetitive 5 µs sine or 3 µs rect. pulse Following any rated load 35 surge current per leg I FSM condition and with rated See fig. 7 ms sine or 6 ms rect. pulse V RRM applied 3 Non-repetitive avalanche energy per leg E S T J = 5, I S =, L = 3. mh 7 mj urrent decaying linearly to zero in μs Repetitive avalanche current per leg I R Frequency limited by T J maximum V =.5 x V R typical Revision: 3-ug- Document Number: 98 UNITS
PQ...PbF Series, PQ...-N3 Series ELETRIL SPEIFITIONS PRMETER SYMBOL TEST ONDITIONS VLUES UNITS Maximum forward voltage drop per leg See fig. Note () Pulse width < 3 μs, duty cycle < % V FM ().9 T J = 5.59.3 T J = 5.56 Maximum reverse leakage current per leg T J = 5 I () RM V R = Rated V R See fig. T J = 5 5 m Maximum junction capacitance per leg T V R = 5 V D (test signal range khz to MHz) 5 85 pf Typical series inductance per leg L S Measured lead to lead 5 mm from package body 7.5 nh Maximum voltage rate of change dv/dt Rated V R V/µs V THERML - MEHNIL SPEIFITIONS PRMETER SYMBOL TEST ONDITIONS VLUES UNITS Maximum junction and storage temperature range T J, T Stg - 55 to 5 Maximum thermal resistance, junction to case per leg Maximum thermal resistance, junction to case per package Typical thermal resistance, case to heatsink pproximate weight Mounting torque Marking device R thj D operation See fig..5 D operation.63 R ths Mounting surface, smooth and greased. /W 6 g. oz. minimum 6 (5) kgf cm Non-lubricated threads maximum () (lbf in) ase style TO-7 (JEDE) PQ35 PQ PQ5 Revision: 3-ug- Document Number: 98
PQ...PbF Series, PQ...-N3 Series I F - Instantaneous Forward urrent (). T J = 5 T J = 5 T J = 5...6.8... I R - Reverse urrent (m)... T J = 5 T J = 5 T J = T J = 75 T J = 5 T J = 5 5 5 5 3 3 5 V FM - Forward Voltage Drop (V) V R - Reverse Voltage (V) Fig. - Maximum Forward Voltage Drop haracteristics (Per Leg) Fig. - Typical Values of Reverse urrent vs. Reverse Voltage (Per Leg) T - Junction apacitance (pf) T J = 5 3 5 V R - Reverse Voltage (V) Fig. 3 - Typical Junction apacitance vs. Reverse Voltage (Per Leg) Z thj - Thermal Impedance ( /W).. Single pulse (thermal resistance) D =.5 D =.33 D =.5 D =.7 D =.8...... t - Rectangular Pulse Duration (s) Fig. - Maximum Thermal Impedance Z thj haracteristics (Per Leg) P DM Notes:. Duty factor D = t /t. Peak T J = P DM x Z thj + T t t Revision: 3-ug- 3 Document Number: 98
PQ...PbF Series, PQ...-N3 Series llowable ase Temperature ( ) 55 5 5 35 3 R thj (D) =.5 /W D 5 5 5 3 verage Power Loss (W) 8 6 D =.8 D =.7 D =.5 D =.33 D =.5 D RMS limit 5 5 5 3 I F(V) - verage Forward urrent () I F(V) - verage Forward urrent () Fig. 5 - Maximum llowable ase Temperature vs. verage Forward urrent (Per Leg) Fig. 6 - Forward Power Loss haracteristics (Per Leg) I FSM - Non-Repetitive Surge urrent () t any rated load condition and with rated V RRM applied following surge t p - Square Wave Pulse Duration (µs) Fig. 7 - Maximum Non-Repetitive Surge urrent (Per Leg) L D.U.T. IRFP6 High-speed switch R g = 5 Ω Freewheel diode + V d = 5 V urrent monitor HFLS Fig. 8 - Unclamped Inductive Test ircuit Revision: 3-ug- Document Number: 98
ORDERING INFORMTION TBLE PQ...PbF Series, PQ...-N3 Series Device code P Q 5 PbF 3 5 6 7 3 5 6 7 - product - urrent rating ( = ) - ircuit configuration: = ommon cathode - Package: P = TO-7 - Schottky Q series - Voltage code - Environmental digit 35 = 35 V = V 5 = 5 V PbF = Lead (Pb)-free and RoHS compliant -N3 = Halogen-free, RoHS compliant, and totally lead (Pb)-free ORDERING INFORMTION (Example) PREFERRED P/N QUNTITY PER T/R MINIMUM ORDER QUNTITY PKGING DESRIPTION PQ35PbF 5 5 ntistatic plastic tube PQ35-N3 5 5 ntistatic plastic tube PQPbF 5 5 ntistatic plastic tube PQ-N3 5 5 ntistatic plastic tube PQ5PbF 5 5 ntistatic plastic tube PQ5-N3 5 5 ntistatic plastic tube LINKS TO RELTED DOUMENTS Dimensions Part marking information TO-7 PbF TO-7 -N3 www.vishay.com/doc?953 www.vishay.com/doc?956 www.vishay.com/doc?957 Revision: 3-ug- 5 Document Number: 98
DIMENSIONS in millimeters and inches TO-7 Outline Dimensions B () R/ Q (3) E N S Ø K M D B M (6) Φ P (Datum B) D Φ P x R () D D () 3 D Thermal pad (5) L L See view B () E. M D B M x b 3 x b. M M b x e View - Plating (b, b3, b5) Base metal DDE E (c) c (b, b, b) () Section -, D - D, E - E View B SYMBOL MILLIMETERS INHES MILLIMETERS INHES NOTES SYMBOL MIN. MX. MIN. MX. MIN. MX. MIN. MX. NOTES.65 5.3.83.9 D.5.3..5..59.87. E 5.9 5.87.6.65 3.5.9.59.98 E 3.7 -.5 - b.99..39.55 e 5.6 BS.5 BS b.99.35.39.53 Ø K.5. b.65.39.65.9 L. 6..559.63 b3.65.3.65.9 L 3.7.9.6.69 b.59 3.3..35 N 7.6 BS.3 b5.59 3.38..33 Ø P 3.56 3.66.. c.38.89.5.35 Ø P - 6.98 -.75 c.38.8.5.33 Q 5.3 5.69.9. D 9.7.7.776.85 3 R.5 5.9.78.6 D 3.8 -.55 - S 5.5 BS.7 BS Notes () Dimensioning and tolerancing per SME Y.5M-99 () ontour of slot optional (3) Dimension D and E do not include mold flash. Mold flash shall not exceed.7 mm (.5") per side. These dimensions are measured at the outermost extremes of the plastic body () Thermal pad contour optional with dimensions D and E (5) Lead finish uncontrolled in L (6) Ø P to have a maximum draft angle of.5 to the top of the part with a maximum hole diameter of 3.9 mm (.5") (7) Outline conforms to JEDE outline TO-7 with exception of dimension c Revision: 7-pr-5 Document Number: 953
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