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| qSI-3002N Series SI-3002N Series 3-Terminal, Full-Mold, Low Dropout Voltage Dropper Type sFeatures * * * * Compact full-mold package (equivalent to TO220) Output current: 2.0A Low dropout voltage: VDIF1V (at IO=2.0A) Built-in foldback overcurrent, overvoltage, thermal protection circuits sApplications * For stabilization of the secondary stage of switching power supplies * Electronic equipment sAbsolute Maximum Ratings Parameter DC Input Voltage DC Output Current Power Dissipation Junction Temperature Ambient Operating Temperature Storage Temperature Thermal Resistance (junction to case) Thermal Resistance (junction to ambient air) Symbol SI-3052N VIN IO PD1 PD2 Tj Top Tstg Rth(j-c) Rth(j-a) 25 Ratings SI-3092N 30 2.0*1 20(With infinite heatsink) 1.5(Without heatsink, stand-alone operation) -40 to +125 -30 to +100 -40 to +125 5.0 66.7(Without heatsink, stand-alone operation) SI-3122N/3152N 35 V A W W C C C C/W C/W Unit (Ta=25C) 24 qSI-3002N Series sElectrical Characteristics Ratings Parameter Input Voltage Output Voltage Symbol min. VIN VO Conditions VDIF Dropout Voltage Conditions 1.0 Conditions Line Regulation Load Regulation Temperature Coefficient of Output Voltage Ripple Rejection Quiescent Circuit Current Overcurrent Protection Starting Current*3.4 VOLINE Conditions VOLOAD Conditions VO/Ta Conditions RREJ Conditions Iq Conditions IS1 Conditions 2.1 VIN=8V 10 40 0.5 VIN=8V, IO=5mA, Tj=0 to 100C 54 VIN=8V, f=100 to 120HZ 3 VIN=8V, IO=0A 2.1 VIN=12V 10 30 100 18 70 1.0 VIN=12V, IO=5mA, Tj=0 to 100C 54 VIN=12V, f=100 to 120HZ 3 VIN=12V, IO=0A 2.1 VIN=15V 10 VIN=6 to 15V, IO=1.0A VIN=8V, IO=0 to 2.0A 6*2 4.90 5.00 SI-3052N typ. max. 15*1 5.10 0.5 VIN=8V, IO=1.0A min. 10*2 8.82 9.00 SI-3092N typ. max. 25*1 9.18 0.5 IO1.5A 1.0 IO2.0A 48 180 24 93 1.5 VIN=15V, IO=5mA, Tj=0 to 100C 54 VIN=15V, f=100 to 120HZ 3 VIN=15V, IO=0A 10 64 240 1.0 min. 13*2 11.76 12.00 SI-3122N typ. max. 27*1 12.24 0.5 (Ta=25C unless otherwise specified) SI-3152N min. 16*2 14.70 15.00 typ. max. 27*1 15.30 0.5 Unit V V VIN=12V, IO=1.0A VIN=15V, IO=1.0A VIN=18V, IO=1.0A V 1.0 30 120 1.5 VIN=18V, IO=5mA, Tj=0 to 100C 54 VIN=18V, f=100 to 120HZ 3 VIN=18V, IO=0A 2.1 VIN=18V A 10 mA dB 90 300 mV mV mV/C VIN=10 to 20V, IO=1.0A VIN=12V, IO=0 to 2.0A VIN=13 to 25V, IO=1.0A VIN=15V, IO=0 to 2.0A VIN=16 to 25V, IO=1.0A VIN=18V, IO=0 to 2.0A *1: VIN(max) and IO(max) are restricted by the relation PD(max)=(VIN-VO)*IO=20(W). *2: Refer to the dropout voltage.(Refer to Setting DC Input Voltage on page 7.) *3: IS1 is specified at -5(%) drop point of output voltage VO on the condition that VIN=VO+3V, IO=1.0A. *4: A foldback type overcurrent protection circuit is built into the IC regulator. Therefore, avoid using it for the following applications as it may cause starting errors: (1) Constant current load (2) Plus/minus power (3) Series power (4)VO adjustment by raising ground voltage sOutline Drawing 3.20.2 0.2 (unit:mm) 100.2 4.20.2 2.80.2 16.90.3 7.9 0.2 4 0.5 2max. a b 2.60.15 a. Part Number b. Lot Number q GND w VO e VIN Plastic Mold Package Type Flammability: UL94V-0 Weight: Approx. 2.3g (13.5) 0.950.15 0.85+0.2 -0.1 P3.40.1x2=6.8 +0.2 0.45 -0.1 q w e 25 qSI-3002N Series sBlock Diagram Tr1 3 2 MIC Reg. Drive Protection Amp. 1 sStandard External Circuit C0 *1 C1 C2 2 SI-3002N C2 1 + C0 DC Output VO VREF D1 *2 3 1 +* DC Input VIN C1 *2 D1 :Output capacitor (47 to 100F) :Oscillation prevention capacitor (C1: Approx. 47F, C2: 0.33F) These capacitors are required if the input line is inductive and in the case of long wiring. Tantalum capacitors are recommended for C1 and C0, particularly at low temperatures. :Protection diode This diode is required for protection against reverse biasing of the input and output. Sanken EU2Z is recommended. sTa-PD Characteristics 25 With Silicon Grease: G746 (SHINETSU CHEMICAL INDUSTRIES) Heatsink: Aluminum Power Dissipation PD (W) 20 Infinite heatsink 15 200x200x2mm (2.3C/W) 100x100x2mm (5.2C/W) 75x75x2mm (7.6C/W) 10 5 Without heatsink 0 -30 0 25 50 75 100 Ambient Temperature Ta (C) PD=IO*[VIN(mean)-VO] 26 qSI-3002N Series sTypical Characteristics (Ta=25C) IO vs. VDIF Characteristics 1.0 Temperature Coefficient of Output Voltage(SI-3052N) 5.02 VIN=8V lO=0A Rise Characteristics(SI-3052N) 6 Dropout Voltage VDIF (V) 0.8 5 Output Voltage VO (V) Output Voltage VO (V) 4 lO=0A 0.5A 1A 1.5A 2A 0.6 5.00 3 0.4 2 0.2 1 0 0 0.5 1 1.5 2 4.98 -40 -20 0 20 40 60 80 100 120 140 0 0 1 2 3 4 5 6 7 8 Output Current IO (A) Ambient Temperature Ta (C) Input Voltage VIN (V) Rise Characteristics(SI-3122N) 14 12 Overcurrent Protection Characteristics(SI-3052N) 6 Overcurrent Protection Characteristics(SI-3122N) 14 12 Output Voltage VO (V) Output Voltage VO (V) 10 8 6 4 2 0 0 lO=0A 0.5A 1A 1.5A 2A 4 Output Voltage VO (V) 12V 10V 10 8 6 4 2 0 0 15V 6V 2 1 5 10 15 20 0 0 1.0 2.0 3.0 4.0 1.0 2.0 3.0 18 4.0 3 Input Voltage VIN (V) Output Current IO (A) Output Current IO (A) Thermal Protection Characteristics(SI-3052N) 6 VIN=8V lO=10mA 5 Output Voltage VO (V) 4 3 2 1 0 0 20 60 100 140 180 Case Temperature TC (C) Note on Thermal Protection: The thermal protection circuit is intended for protection against heat during instantaneous shortcircuiting. Its operation is not guaranteed for shortcircuiting over extended periods of time. V 22V 3V 1 15V 8V 27V 25V 5 27 |
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