RURD2CCS9A Data Sheet November 23 2 A, 2 V, Ultrafast Dual Diode The RURD2CCS9A is an ultrafast dual diode with low forward voltage drop. This device is intended for use as freewheeling and clamping diodes in a variety of switching power supplies and other power switching applications. It is specially suited for use in switching power supplies and industrial application. Features Ultrafast Recovery = 3 ns (@ I F = A) Max Forward Voltage, V F =. V (@ T C = 25 C) Reverse Voltage, V RRM = 2 V Avalanche Energy Rated RoHS Compliant Applications Switching Power Supplies Ordering Information PART NUMBER PACKAGE BRAND Power Switching Circuits General Purpose RURD2CCS9A TO-252-3L UR2C NOTE: When ordering, use the entire part number. Add the suffix, 9A, to obtain the TO-252 variant in tape and reel, i.e., RURD2CCS9A. Packaging JEDEC TO-252 Symbol ANODE 2 ANODE CATHODE (FLANGE) K A A 2 Absolute Maximum Ratings (Per Leg) T C = 25 o C Unless Otherwise Specified RURD2CCS9A UNIT Peak Repetitive Reverse Voltage..................................................... V RRM 2 V Working Peak Reverse Voltage...................................................... V RWM 2 V DC Blocking Voltage.................................................................V R 2 V Average Rectified Forward Current....................................................I F(AV) A T C = o C Repetitive Peak Surge Current....................................................... I FRM 2 A Square Wave, 2 khz Nonrepetitive Peak Surge Current..................................................... I FSM A Halfwave, phase, Hz Maximum Power Dissipation...........................................................P D 45 W Avalanche Energy (See Figures and )............................................. E AVL mj Operating and Storage Temperature................................................ T STG,T J -5 to 75 o C RHRD2CC9SA Rev. C
RURD2CCS9A Electrical Specifications (Per Leg) T C = 25 o C, Unless Otherwise Specified SYMBOL TEST CONDITION MIN TYP MAX UNIT V F I F = A - -. V I F = A, T C = 5 o C - -.83 V I R V R = 2 V - - µa V R = 2 V, T C = 5 o C - - 5 µa I F = A, di F /dt = 2 A/µs - - 25 ns I F = A, di F /dt = 2 A/µs - - 3 ns I F = A, di F /dt = 2 A/µs - 3 - ns I F = A, di F /dt = 2 A/µs -.5 - ns Q rr I F = A, di F /dt = 2 A/µs - 2 - nc C J V R = V, I F = A - 3 - pf R θjc - - 3.5 o C/W DEFINITIONS V F = Instantaneous forward voltage (pw = 3 µs, D = 2%). I R = Instantaneous reverse current. T rr = Reverse recovery time (See Figure 9), summation of +. = Time to reach peak reverse current (See Figure 9). = Time from peak I RM to projected zero crossing of I RM based on a straight line from peak I RM through 25% of I RM (See Figure 9). Q rr = Reverse recovery charge. C J = Junction Capacitance. R θjc = Thermal resistance junction to case. pw = Pulse width. D = Duty cycle. Typical Performance Curves 3 75 o C o C 25 o C I R, REVERSE CURRENT (µa).. 75 o C o C 25 o C.5.25.5.75.25.5 V F, FORWARD VOLTAGE (V). 5 5 2 V R, REVERSE VOLTAGE (V) FIGURE. FORWARD CURRENT vs FORWARD VOLTAGE FIGURE 2. REVERSE CURRENT vs REVERSE VOLTAGE RHRD2CC9SA Rev. C 2
RURD2CCS9A Typical Performance Curves (Continued) 2 4 T C = o C, di F /dt = 2A/µs t, RECOVERY TIMES (ns) 2 8 4 t, RECOVERY TIMES (ns) 32 24 8 T C = 25 o C, di F /dt = 2A/µs.5.5 FIGURE 3., AND CURVES vs FORWARD CURRENT FIGURE 4., AND CURVES vs FORWARD CURRENT t, RECOVERY TIMES (ns) T C = 75 o C, di F /dt = 2A/µs 5 4 3 2.5 I F(AV), AVERAGE FORWARD CURRENT (A) 5 DC 4 SQUARE WAVE 3 2 5 55 5 7 75 T C, CASE TEMPERATURE ( o C) FIGURE 5., AND CURVES vs FORWARD CURRENT FIGURE. CURRENT DERATING CURVE 5 C J, JUNCTION CAPACITANCE (pf) 4 3 2 5 5 2 V R, REVERSE VOLTAGE (V) FIGURE 7. JUNCTION CAPACITANCE vs REVERSE VOLTAGE RHRD2CC9SA Rev. C 3
RURD2CCS9A Test Circuits and Waveforms V GE AMPLITUDE AND R G CONTROL di F /dt t AND t 2 CONTROL I F L V GE t R G DUT IGBT CURRENT SENSE + - V DD I F di F dt t 2.25 I RM I RM FIGURE 8. TEST CIRCUIT FIGURE 9. WAVEFORMS AND DEFINITIONS I = A L = 2mH R <.Ω E AVL = /2LI 2 [V R(AVL) /(V R(AVL) - V DD )] Q = IGBT (BV CES > DUT V R(AVL) ) L R V AVL Q CURRENT SENSE + V DD I V I L I L V DD DUT - t t t 2 t FIGURE. AVALANCHE ENERGY TEST CIRCUIT FIGURE. AVALANCHE CURRENT AND VOLTAGE WAVEFORMS RHRD2CC9SA Rev. C 4
Mechanical Dimensions RURD2CCS9A Ultrafast Dual Diode Figure 9. TO-252 3L (DPAK) - TO252 (D-PAK), MOLDED, 3 LEAD,OPTION AA&AB Package drawings are provided as a service to customers considering Fairchild components. Drawings may change in any manner without notice. Please note the revision and/or date on the drawing and contac Fairchild Semiconductor representative to verify or obtain the most recent revision. Package specifications do not expand the terms of Fairchild s worldwide terms and conditions, specifically the warranty therein, which covers Fairchild products. Always visit Fairchild Semiconductor s online packaging area for the most recent package drawings: https:///package/packagedetails.html?id=pn_tt252-a3. RURD2CCS9A Rev. C 5
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Obsolete Not In Production Datasheet contains specifications on a product that is discontinued by Fairchild Semiconductor. The datasheet is for reference information only. Rev. I RURD2CCS9A Rev. C