V16 SIPSMT20W-12 SERIES 20 AMP POL CONVERTERS FEATURES * Non-isolated POL Converter * SIP / SMT Package * Output Current 20AMP * Input Voltage Range 6-14VDC * Output Voltage Range 0.7525-5VDC * 300KHz Switching Frequency * High Efficiency to 94% * Over Temperature Protection * Continuous Short Circuit Protection * Remote ON/OFF Control Output Voltage Sequencing * * Power Good Signal * UL/C-UL60950 Certified INPUT CURRENT Efficiency MODEL INPUT OUTPUT OUTPUT NUMBER VOLTAGE VOLTAGE CURRENT (%) NO LOAD FULL LOAD 0.7525VDC 20A 40mA 1603mA 78 1.2VDC 20A 50mA 2381mA 84 1.5VDC 20A 50mA 2874mA 87 SIP20W-12S05A 6.0 14VDC 1.8VDC 20A 50mA 3409mA 88 2.0VDC 20A 60mA 3745mA 89 SMT20W-12S05A 2.5VDC 20A 65mA 4630mA 90 3.3VDC 20A 75mA 5978mA 92 5.0VDC 20A 95mA 8865mA 94 6.5 14VDC NOTE: Nominal Input Voltage 12VDC L1 Q1 Vo,set (V) Rtrim (K) +VIN +VO 0.7525 Open 1.2 22.46 R sense Q2 D1 1.5 13.05 C2 C1 1.8 9.024 +SENSE 2.0 7.417 2.5 5.009 3.3 3.122 COM COM 5.0 1.472 R1 Table 1. External Resistor Values PGood PWM IC for programming output voltage Rt ERR AMP ON/OFF TRIM SEQ R2 Figure 1. Simplified Schematic 1 V16 SPECIFICATIONS All Specifications Typical At Nominal Line, Full Load, and 25 Unless Otherwise Noted GENERAL SPECIFICATIONS: INPUT SPECIFICATIONS: Input Voltage Range........ 12V ......... 6.0 14.0V Efficiency ...................................................... See Table 12V ........... 6.5 14.0V Isolation Voltage ............................................. Non-isolation Under Voltage Lock-out Power up ... 5.0V typ. Switching Frequency .................................................... 300KHz typ. Power down .... 4.0V typ. Over Temperature Protection 130 typ. Input Filter Type ....Capacitive Operating Ambient Temperature Range ............ -40 to +85 Positive Remote on/off Control : Power Derating Curve ... see Figure2, 3 Module ON ... Open Circuit or = Vin Storage Temperature Range .......................... -55 to +125 Module OFF ..... < 0.4 Vdc MTBF . MIL-STD-217F, GB, 25, Full Load . 0.9Mhrs typ. Dimensions: OUTPUT SPECIFICATIONS: Voltage Accuracy ........ 1.5% max. SIP Package: 2.40 x 0.510 x 0.327 inches (61.0 x 12.95 x 8.30 mm) Transient Response: 25% Step Load Change ...................... <200us SMT Package: 1.70 x 0.530 x 0.366 inches (43.2 x 13.46x 9.30 mm) Ripple and Noise, 20MHz BW (note 3) ... 30mV rms max. Structure .... Non-potted With Open Frame Type Weight .. 11g 75mV pk-pk max. Temperature Coefficient ............................ 0.03%/C max. NOTE : Short Circuit Protection ............................. Continuous 1. Measured From High Line to Low Line, Vo,set=3.3Vdc Line Regulation (note 1) ........... 0.2% max. 2. Measured From Full Load to Zero Load, Vo,set=3.3Vdc Load Regulation (note 2) .............. 0.5% max. 3. The output noise is measured with 10uf tantalum capacitor External Trim Adj. Range (see Table1).Vo=0.75 5.0Vdc and 1uf ceramic capacitor across output. Sequencing Slew Rate Capability (dVSEQ/dt) ... 0.1 1.0V/msec 4. The Input Terminal Recommend to Parallel With 200uF Capacitor Sequencing Delay Time . 10msec min. ESR<25m to Reduce The Input Ripple Voltage Tracking Accuracy .. Power up:200mV max., Power down:400mV max. 5. Suffix N to the Model Number with Negative Logic Remote on/off Capacitive Load Low ESR ....... 8000uF max. Model ON .... Open Circuit or < 0.4VDC Power Good Signal Asserted Logic High ... Vo=90%-110%Vo, nom. Module OFF >+2.8VDC to Vin Start up time ... 7ms typ. 6. Suffix P to the Model Number with Power Good function. Dimensions: SIP Packages SMT Packages Mechanical Specification All Dimensions In Inches (mm) Tolerances Inches: X.XX= 0.02 , X.XXX= 0.010 Millimeters: X.X= 0.5 , X.XX=0.25 1.70 0.327 43.2 max 8.30 2.40 0.120 61.0 0.23 3.05 0.366 5.8 0.297 PIN CONNECTION 9.30 max. 7.54 0.065 Pin FUNCTION 0.190 1.65 +Output 1 4.83 9 1112 1 2 3 4 5 6 7 8 10 2 +Output 3 +Sense 0.025 0.64 4 +Output 0.025 SEQ COM +VO TRIM +SENSE PGOOD 0.250 0.100 0.64 (Option) 0.28 5 Common 2.54 6.35 7.1 6 N0 Pin/PGOOD 0.400 0.900 7 Common 10.16 22.86 +VIN ON/OFF +V Input 8 0.248 1.1mm PLATED THROUGH HOLE 9 +V Input 1.6mm PAD SIZE 0.112 6.31 10 Sequency L1 INDUCTOR 2.84 11 Trim LAYOUT PATTERN 12 On/Off Control TOP VIEW Surface Mount Contact SMT20W-12S05A Vo=3.3V Derating Curve SIP20W-12S05A Vo=3.3V Derating Curve 25.0 25.0 20.0 20.0 15.0 15.0 0LFM 0LFM 10.0 100LFM 100LFM 10.0 200LFM 200LFM 5.0 300LFM 300LFM 5.0 400LFM 400LFM 0.0 0.0 20 30 40 50 60 70 80 90 100 20 30 40 50 60 70 80 90 100 Ambient Temperature(C) Ambient Temperature(C) Figure2. Typical Power De-rating for 12V IN Figure3. Typical Power De-rating for 12V IN 2 0.33 Output Current (A) 8.4 0.14 0.29 3.6 7.4 0.010 min 0.25 0.510 12.95 Output Current (A) 1.60 0.075 1.91 0.405 10.29 0.530 13.46