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5 to 7.5 Watt FW Single Series DC/DC Converters Features ! ! ! Description The low voltage FW single output converters are designed for ultra wide input range, low noise industrial and instrument applications requiring low input operating voltages. The wide input range (3:1) is ideal for battery or unregulated input applications. These converters are state-of-the-art 100 kHz designs that provide outstanding line and load regulation with efficiencies approaching 82%. The single outputs are regulated with a high loop gain current mode control method that provides linear regulator type performance with a true, high efficiency switching DC/DC topology. The large amount of loop gain also insures excellent input ripple rejection and line transient response. All converters in this series are protected from output short circuit, thermal overload and overvoltage transients on the input and output. Low noise outputs, 70 mV P-P maximum Very low reflected ripple, 50 mA P-P maximum Excellent regulation from no load to full load 0.2% maximum Excellent line regulation, 0.1% maximum Efficiencies to 82% Six-sided shielded low thermal gradient copper case Five Year Warranty ! ! ! ! Selection Chart Model 12S5.1500FW 12S12.625FW 12S15.500FW Input Range VDC MIN MAX 9 9 9 27 27 27 Output VDC 5 12 15 Output mA 1500 625 500 7.5 Watt FW Single Series Block Diagram ISOLATION TRANSFORMER THERMAL SHUTDOWN A 3 + OUTPUT + INPUT 1 5 CMN CURRENT MODE PWM - INPUT 2 Manufacturing Company, Inc. * Concord, California 94520 * Ph: 925/687-4411 or 800/542-3355 * Fax: 925/687-3333 * www.calex.com * Email: sales@calex.com 1 STCO#970521-2 BANDGAP REFERENCE 5 to 7.5 Watt FW Single Series DC/DC Converters Input Parameters* Model Voltage Range Reflected Ripple (2) Input Current Full Load No Load Efficiency Switching Frequency Maximum Input Overvoltage 100ms No Damage Turn-on Time, 1% Output Error Recommended Fuse MIN MAX TYP MAX TYP TYP TYP TYP MAX TYP 12S5.1500FW 12S12.625FW 9.0 27.0 23 50 775 14 81 100 48 10 (3) 12S15.500FW Units VDC 22 50 765 16 82 mA P-P mA % kHz VDC ms AMPS 25 50 815 12 77 Output Parameters* Model Output Voltage Rated Current Voltage Range Load Regulation 0-100% Full Load Line Regulation Vin = Min-Max VDC Short Term Stability (5) Long Term Stability Transient Response (6) Dynamic Response (7) Input Ripple Rejection (8) Noise, 0-20MHz bw (2) Temperature Coefficient Overvoltage Clamp (9) Short Circuit Protection to Common for all Outputs MIN MAX MIN TYP MAX TYP MAX TYP MAX TYP TYP TYP TYP TYP TYP MAX TYP MAX TYP 12S5.1500FW 5 0.0 1500 4.950 5.000 5.050 0.08 0.2 0.02 0.1 0.05 12S12.625FW 12S15.500FW Units 12 15 VDC 0.0 0.0 mA 625 500 11.900 14.900 12.000 15.000 VDC 12.100 15.100 0.02 0.02 % 0.1 0.1 0.01 0.01 % 0.1 0.1 0.02 0.02 %/24Hrs <0.2 %/kHrs 200 300 200 s 200 270 210 mV peak 37 25 25 dB 35 mV P-P 70 50 ppm/C 150 6.8 15 18 VDC Provides minimum of 8 hours continous protection with current limiting and thermal overload techniques NOTES: A (7) Dynamic response is the peak overshoot during a transient as defined in note 6. (8) The input ripple rejection is specified for DC to 120 Hz ripple with a modulation amplitude of 1% of Vin. (9) For module protection only, see note 3. (10) The functional temperature range is intended to give an additional data point for use in evaluating this power supply. At the low functional temperature the power supply will function with no side effects, however, sustained operation at the high functional temperature will reduce expected operational life. The data sheet specifications are not guaranteed over the functional temperature range. (11) The case thermal impedance is specified as the case temperature rise over ambient per package watt dissipated. * (2) (3) (4) (5) (6) All Parameters measured at Tc=25C, nominal input voltage and full rated load unless otherwise noted. Refer to the CALEX Application Notes for the definition of terms, measurement circuits and other information. Noise is measured per CALEX Application Notes. Measurement bandwidth is 0-20 MHz. Determine the correct fuse size by referring to CALEX Application Notes. Case is tied to Pin 5, - Output. Short term stability is specified after a 30 minute warmup at full load, constant line and recording the drift over a 24 hour period. The transient response is specified as the time required to settle from a 50 to 75 % step load change (rise time of step = 2 Sec) to a 1% error band. Manufacturing Company, Inc. * Concord, California 94520 * Ph: 925/687-4411 or 800/542-3355 * Fax: 925/687-3333 * www.calex.com * Email: sales@calex.com 2 STCO#970521-2 5 to 7.5 Watt FW Single Series DC/DC Converters General Specifications* All Models Isolation (4) Breakdown Voltage Input-Output 10A Leakage Input to Output Capacitance Environmental Case Operating Range No Derating Units MIN TYP 700 340 -25 85 -40 95 -55 105 10 100 VDC pF MIN MAX MIN Case Functional Range (10) MAX MIN Storage Range MAX Thermal Impedance (11) TYP Thermal Shutdown TYP Case Temperature General TYP C C C C/Watt C Unit Weight Mounting Kits 1.7 MS15 & MS6 oz Typical Performance (Tc=25C, Vin=Nom VDC, Rated Load). OUTPUT VOLTAGE Vs. OUTPUT LOAD 120 Mechanical tolerances unless otherwise noted: X.XX dimensions: 0.010 inches X.XXX dimensions: 0.005 inches Seal around terminals is not hermetic. Do not immerse units in any liquid. Pin 1 2 3 5 Function +INPUT -INPUT +OUTPUT CMN OUTPUT VOLTAGE (%) 100 80 60 40 20 0 0 20 40 60 80 100 120 140 160 OUTPUT LOAD (%) EFFICIENCY Vs. LOAD (12V OUTPUT) 90 EFFICIENCY Vs. LINE INPUT (12V OUTPUT) 85 48S5.1500, 48S12.625 & 48S15.500 INPUT CURRENT Vs LINE INPUT VOLTAGE 0.35 50% FULL LOAD INPUT CURRENT (AMPS) LINE = 12VDC 0.30 0.25 0.20 0.15 0.10 0.05 EFFICIENCY (%) 80 EFFICIENCY (%) 100% FULL LOAD LINE = 9VDC 80 100% FULL LOAD A 50% FULL LOAD 0 10 20 30 40 50 60 70 80 70 LINE = 27VDC 60 0 10 20 30 40 50 60 70 80 90 100 75 9 11 13 15 17 19 21 23 25 27 0.00 LOAD (%) LINE INPUT (VOLTS) LINE INPUT (VOLTS) OUTPUT VOLTAGE Vs CASE TEMPERATURE 0.10 OUTPUT IMPEDANCE Vs. FREQUENCY 10 DERATING 120 OUTPUT IMPEDANCE (OHMS) NORMALIZED OUTPUT (%) 0.05 -0.00 -0.05 -0.10 -0.15 -0.20 -0.25 -0.30 -40 -20 0 20 40 60 80 100 15 VOLT OUTPUT 100 1 OUTPUT POWER (%) NO HEAT SINK 80 INFINITE HEAT SINK SAFE OPERATING AREA 60 .1 40 5 VOLT OUTPUT 20 .01 10 100 1000 10000 100000 1000000 0 -40 -20 0 20 40 60 80 100 CASE TEMPERATURE (Deg C) FREQUENCY (Hz) AMBIENT TEMPERATURE (Deg C) Manufacturing Company, Inc. * Concord, California 94520 * Ph: 925/687-4411 or 800/542-3355 * Fax: 925/687-3333 * www.calex.com * Email: sales@calex.com 3 STCO#970521-2 5 to 7.5 Watt FW Single Series DC/DC Converters Features Improved Second Source Benefits: ! ! ! ! ! ! ! Description These single output converters are designed for low noise, telecommunications, industrial and instrument applications. Their wide input range (2:1) makes them ideal for battery or unregulated input applications. These converters are state-of-the-art 120 KHz MOSFET based designs that provide outstanding line and load regulation with efficiencies approaching 85%. The outputs are regulated by a high loop gain current mode control method that provides linear regulator type performance with a true, high efficiency switching DC/DC topology. The large amount of loop gain also insures excellent input ripple rejection and line transient response. The FW Single converters are protected from output shorts to common by a high speed, pulse-by-pulse, digital, current limit circuit. The input and output are overvoltage protected with transient suppressor diodes. UL recognition under specification numbers 1459 and 1012 is currently pending. Low noise outputs, 50 mV p-p maximum Very low reflected ripple, 15 mA p-p maximum Excellent regulation, 0.3% maximum Improved line regulation, 0.1% maximum Efficiencies to 84% Reverse voltage protected input Five Year Warranty Selection Chart Model 48S5.1000FW * 48S5.1500FW * 48S12.625FW * 48S15.500FW * Input Range VDC MIN 20 36 36 36 MAX 60 72 72 72 Output VDC 5 5 12 15 Output mA 1000 1500 625 500 * These units are Recognized to UL 1459-2 5 - 7.5 Watt FW Single Series Block Diagram SHIELDED ISOLATION TRANSFORMER A C2 D1 3 + OUTPUT PROTECTION DIODE + INPUT 1 CURRENT MODE PWM C1 5 CMN - INPUT 2 Output C1 C2 D1 5 12 15 68F 10F 10F 78F 20F 20F 6.8V 15V 18V Manufacturing Company, Inc. * Concord, California 94520 * Ph: 925/687-4411 or 800/542-3355 * Fax: 925/687-3333 * www.calex.com * Email: sales@calex.com 4 STCO#970521-2 SIX-SIDED SHIELDED COPPER CASE BANDGAP REFERENCE 5 to 7.5 Watt FW Single Series DC/DC Converters Input Parameters* Model Voltage Range Reflected Ripple (2), 0-20MHz bw Input Current Full Load No Load Efficiency Switching Frequency Maximum Input Overvoltage 100ms No Damage Turn-on Time, 1% Output Error Recommended Fuse Reverse Polarity MIN MAX TYP MAX TYP TYP TYP TYP MAX TYP 48S5.1000FW 20.0 60.0 48S5.1500FW (13) 36.0 72.0 48S12.625FW (13) 36.0 72.0 4 15 139 5 75 195 3 80 120 80 10 (3) 70 VDC 190 4 82 185 4 85 48S15.500FW (13) 36.0 72.0 Units VDC mA P-P mA % kHz VDC ms Output Parameters* Model Output Voltage Rated Current(4) Voltage Range 100% Load Load Regulation 0-100% Line Regulation Vin = Min-Max VDC Short Term Stability (5) Long Term Stability Transient Response (6) Dynamic Response (7) Input Ripple Rejection (8) Noise, 0-20MHz bw (2) with 0.1F External Capacitor with no External Capacitor Temperature Coefficient Overvoltage Clamp (9) Short Circuit Protection to Common for all Outputs MIN MAX MIN TYP MAX TYP MAX TYP MAX TYP TYP TYP TYP TYP TYP MAX TYP MAX TYP MAX TYP 48S5.1000FW 5 0.0 1000 4.950 5.000 5.050 0.1 0.3 0.01 0.1 0.05 0.05 < 0.2 50 100 125 180 38 10 50 40 100 50 150 200 200 150 170 0.02 0.02 48S5.1500FW 5 0.0 1500 4.950 5.000 5.050 48S12.625FW 12 0.0 625 11.900 12.000 12.100 0.05 0.1 48S15.500FW 15 0.0 500 14.900 15.000 15.100 Units VDC mA VDC % % %/24Hrs %/kHrs s mV peak dB mV P-P ppm/C 6.8 6.8 15 18 VDC Provides minimum of 8 hours continous protection with current limiting and thermal overload techniques A Manufacturing Company, Inc. * Concord, California 94520 * Ph: 925/687-4411 or 800/542-3355 * Fax: 925/687-3333 * www.calex.com * Email: sales@calex.com 5 STCO#970521-2 NOTES: measured at nominal input * All parametersrated load unlessTc=25 C, noted. Refer to voltage and full otherwise the CALEX Application Notes for the definition of terms, measurement circuits and other information. (2) Noise is measured per CALEX Application Notes. The output noise is measured with a 0.1F, 50V, ceramic capacitor connected directly across the output pins. Measurement bandwidth is 0-20 MHz. (3) Determine the correct fuse size by calculating the maximum DC current drain at low line input, maximum load and then adding 20 to 25% to get the desired fuse size. A slow blow type fuse is recommended. (4) No minimum load required. (5) Short term stability is specified after a 30 minute warm-up at full load, constant line and recording the drift over a 24 hour period. (6) The transient response is specified as the time required to settle from a 50 to 75 % step load change (rise time of step = 2 Sec) to a 1% error band. (7) (8) (9) (10) (11) (12) (13) Dynamic response is the peak overshoot during a transient as defined in note 6 above. The input ripple rejection is specified for DC to 120 Hz ripple with a modulation amplitude of 1% of Vin. For module protection only, see also note 3. Case is tied to Pin 5, CMN. The functional temperature range is intended to give an additional data point for use in evaluating this power supply. At the low functional temperature the power supply will function with no side effects, however sustained operation at the high functional temperature will reduce expected operational life. The data sheet specifications are not guaranteed over the functional temperature range. The case thermal impedance is specified as the case temperature rise over ambient per package watt dissipated. These products are UL Recognized for an input voltage range of 36 to 60 VDC. 5 to 7.5 Watt FW Single Series DC/DC Converters General Specifications All Models Isolation Isolation Voltage Input-Output Input-Case 10A Leakage Input to Output Capacitance Environmental Case Operating Range No Derating Units MIN MIN TYP 1544 1544 45 -25 80 -40 90 -55 105 10 1.7 MS6 & MS15 VDC pF MIN MAX MIN Case Functional Range (11) MAX MIN Storage Range MAX Thermal Impedance (10) TYP General TYP C C C C/Watt oz BOTTOM Mechanical tolerances unless otherwise noted: X.XX dimensions: 0.020 inches X.XXX dimensions: 0.005 inches SIDE VIEW Unit Weight Mounting Kits Seal around terminal is not hermatic. Do not immerse units in any liquid. Pin 1 2 3 5 Function +INPUT -INPUT +OUTPUT CMN Typical Performance (Tc=25C, Vin=48 VDC, Full Rated Load). 48S5.1000FW EFFICIENCY Vs LOAD 85 80 75 70 65 60 55 50 0 20 40 60 80 100 82 48S5.1000FW EFFICIENCY Vs LINE INPUT 0.35 0.30 0.25 0.20 0.15 0.10 0.05 0.00 20 25 30 35 40 45 50 55 60 48S5.1000FW INPUT CURRENT Vs LINE INPUT VOLTAGE EFFICIENCY (%) EFFICIENCY (%) LINE = 48VDC LINE = 60VDC 78 100% FULL LOAD INPUT CURRENT (AMPS) LINE = 20VDC 80 100% FULL LOAD 76 74 50% FULL LOAD A 0 10 20 50% FULL LOAD 72 70 30 40 50 60 LOAD (%) LINE INPUT (VOLTS) LINE INPUT (VOLTS) 48S5.1500FW EFFICIENCY Vs LOAD 85 85 48S12.625FW EFFICIENCY Vs LOAD 90 85 48S15.500FW EFFICIENCY Vs LOAD 80 LINE = 36VDC EFFICIENCY (%) 80 EFFICIENCY (%) EFFICIENCY (%) LINE = 36VDC 75 80 75 70 65 60 55 75 LINE = 72VDC 70 LINE = 36VDC 70 LINE = 48VDC 65 65 LINE = 48VDC LINE = 72VDC LINE = 48VDC LINE = 72VDC 60 60 55 0 20 40 60 80 100 55 0 20 40 60 80 100 0 20 40 60 80 100 LOAD (%) LOAD (%) LOAD (%) Manufacturing Company, Inc. * Concord, California 94520 * Ph: 925/687-4411 or 800/542-3355 * Fax: 925/687-3333 * www.calex.com * Email: sales@calex.com 6 STCO#970521-2 5 to 7.5 Watt FW Single Series DC/DC Converters Typical Performance (Tc=25C, Vin=48 VDC, Full Rated Load). 48S5.1500FW EFFICIENCY Vs LINE INPUT 83 84 48S12.625FW EFFICIENCY Vs LINE INPUT 85 48S15.500FW EFFICIENCY Vs LINE INPUT 82 50% FULL LOAD 83 100% FULL LOAD 84 EFFICIENCY (%) EFFICIENCY (%) EFFICIENCY (%) 100% FULL LOAD 83 82 81 82 100% FULL LOAD 80 81 50% FULL LOAD 81 50% FULL LOAD 80 80 79 35 40 45 50 55 60 65 70 75 79 35 40 45 50 55 60 65 70 75 79 35 40 45 50 55 60 65 70 75 LINE INPUT (VOLTS) LINE INPUT (VOLTS) LINE INPUT (VOLTS) 48S5.1500, 48S12.625 & 48S15.500 INPUT CURRENT Vs LINE INPUT VOLTAGE 0.35 0.30 120 OUTPUT VOLTAGE Vs. OUTPUT LOAD 10 OUTPUT IMPEDANCE Vs. FREQUENCY INPUT CURRENT (AMPS) OUTPUT VOLTAGE (%) 100 0.25 0.20 0.15 0.10 0.05 0.00 0 10 20 30 100% FULL LOAD IMPEDANCE (OHMS) 12 & 15V OUTPUT 1 80 60 .1 50% FULL LOAD 40 .01 20 5V OUTPUT .001 0 20 40 60 80 100 120 140 160 0 40 50 60 70 80 10 100 1K 10K 100K 1M LINE INPUT (VOLTS) OUTPUT LOAD (%) FREQUENCY (Hz) OUTPUT VOLTAGE Vs CASE TEMPERATURE 0.10 0.05 DERATING 120 NORMALIZED OUTPUT (%) 100 -0.00 -0.05 -0.10 -0.15 -0.20 -0.25 -0.30 -40 -20 0 20 40 60 80 100 OUTPUT POWER (%) NO HEAT SINK 80 INFINITE HEAT SINK SAFE OPERATING AREA 60 40 20 0 -40 -20 0 20 40 60 80 100 CASE TEMPERATURE (Deg C) AMBIENT TEMPERATURE (Deg C) A Manufacturing Company, Inc. * Concord, California 94520 * Ph: 925/687-4411 or 800/542-3355 * Fax: 925/687-3333 * www.calex.com * Email: sales@calex.com 7 STCO#970521-2 |
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