MCOTS-C-28-1R8-HP SynQor Worldwide Headquarters, MCOTS-C-28-1R8-HP Datasheet
MCOTS-C-28-1R8-HP
Related parts for MCOTS-C-28-1R8-HP
MCOTS-C-28-1R8-HP Summary of contents
Page 1
... Remote sense for the output voltage • Output voltage trim range of +10%, -20% Safety Features • 2250V, 30 MΩ input-to-output isolation • Certified 60950-1 requirement for basic insulation (see Standards and Qualifications page) Product # MCOTS-C-28-1R8-HP Phone 1-888-567-9596 COTS DC/DC C 16-50V 1.8V Output Full Power Operation: -55° ...
Page 2
... Technical Specification BLOCK DIAGRAM 1 POSITIVE INPUT 3 INPUT RETURN UVLO OVSD 2 ON/OFF TYPICAL CONNECTION DIAGRAM External V in Input Filter Product # MCOTS-C-28-1R8-HP Phone 1-888-567-9596 REGULATION STAGE CURRENT SENSE T1 GATE DRIVERS CURRENT LIMIT PRIMARY CONTROL V in(+) Electrolytic Capacitor ON/OFF V in www.synqor.com MCOTS-C-28-1R8-HP ...
Page 3
... Technical Specification MCOTS-C-28-1R8-HP ELECTRICAL CHARACTERISTICS °C, Vin = 28dc unless otherwise noted; full operating temperature range is -55 °C to +100 °C baseplate temperature with appropriate power derating. Specifications subject to change without notice. Parameter ABSOLUTE MAXIMUM RATINGS Input Voltage Non-Operating Operating Operating Transient Protection ...
Page 4
... Technical Specification MCOTS-C-28-1R8-HP ELECTRICAL CHARACTERISTICS °C, Vin = 28dc unless otherwise noted; full operating temperature range is -55 °C to +100 °C baseplate temperature with appropriate power derating. Specifications subject to change without notice. Parameter DYNAMIC CHARACTERISTICS Turn-On Transient Turn-On Time Start-Up Inhibit Time ...
Page 5
... Figure 3: Power dissipation at nominal output voltage vs. load current for minimum, nominal, and maximum input voltage at T Figure 5: Load current (50A/div function of time (1ms/div and 50ms/div) when the converter attempts to turn on into a 10 mΩ short circuit. Product # MCOTS-C-28-1R8-HP Phone 1-888-567-9596 100 95 ...
Page 6
... Figure 11: Output voltage response to step-change in load current (50%- 75%-50% of Iout(max); dI/dt = 0.1 A/µs). Load cap: 1 µF ceramic and 15 µF tantalum capacitors Vout (100mV/div Iout (20A/div). Product # MCOTS-C-28-1R8-HP Phone 1-888-567-9596 MCOTS-C-28-1R8-HP Figure 8: Turn-on transient at full resistive load and zero output capacitance initiated by Vin ...
Page 7
... DC/DC C Converter V SOURCE 100 µF, 0.2Ω ESR electrolytic capacitor Figure 17: Test set-up diagram showing measurement points for Input Terminal Ripple Current (Figure 9) and Output Voltage Ripple (Figure 10). Product # MCOTS-C-28-1R8-HP Phone 1-888-567-9596 0 -10 -20 -30 -40 -50 -60 28Vin -70 40Vin -80 16Vin ...
Page 8
... Enabled) ON/OFF Vin( Open Collector Enable Circuit Figure A: Various circuits for driving the ON/OFF pin. Product # MCOTS-C-28-1R8-HP Phone 1-888-567-9596 CONTROL FEATURES REMOTE ON/OFF (Pin 2): The ON/OFF input, Pin 2, permits the user to control when the converter off. This input is referenced to the return terminal of the input bus, Vin(-) ...
Page 9
... Increase in Vout Figure C: Trim graph for trim-up, trim down. Product # MCOTS-C-28-1R8-HP Phone 1-888-567-9596 It is not necessary for the user to add capacitance at the Trim pin. The node is internally bypassed to eliminate noise. Total DC Variation of V specifications, the maximum variation of the dc value both trimming and remote load voltage drops, should not be greater than that specified for the output voltage trim range ...
Page 10
... The recommended external input capacitance V in(+) V Product # MCOTS-C-28-1R8-HP Phone 1-888-567-9596 Application Circuits: Figure D provides a typical circuit diagram which details the input filtering and voltage trimming. V in(+) ...
Page 11
... Figure F: Startup Inhibit Period (turn-on time not to scale) Product # MCOTS-C-28-1R8-HP Phone 1-888-567-9596 When the ON/OFF pin goes high after t has elapsed, and the output turns on within the typical Turn-On Time. Thermal Considerations: The maximum operating base-plate temperature 100 º ...
Page 12
... Weight: 4.9 oz. (139 g) typical 8) Threaded or Non-Threaded options available 9) All dimensions in inches (mm) Tolerances: x.xx +/-0.02 in. (x.x +/-0.5mm) x.xxx +/-0.010 in. (x.xx +/-0.25mm) 10) Workmanship: Meets or exceeds IPC-A610 Class II 11) Recommended pin length is 0.03” (0.76mm) greater than the PCB thickness. Product # MCOTS-C-28-1R8-HP Phone 1-888-567-9596 ± ± .020 [ 63,14 0,5 ] ± .243 .020 ± [ 6,17 ...
Page 13
... A thermal interface material is required to assure proper heat transfer from the flanged baseplate to the cooling surface. Thermal grease, conductive pads, compounds, and other similar products are available from many heatsink manufacturers. Product # MCOTS-C-28-1R8-HP Phone 1-888-567-9596 MCOTS-C-28-1R8-HP PIN DESIGNATIONS Pin ...
Page 14
... DMT load specifications in 5˚C steps Screening Baseplate Operating Temperature Storage Temperature Pre-Cap Inspection Temperature Cyclling Burn-In Final Electrical Test Final Visual Inspection Product # MCOTS-C-28-1R8-HP Phone 1-888-567-9596 MIL-COTS Qualification #Tested Details (# Failed) 15 (0) 5 (0) 8 ...
Page 15
... Contact SynQor for further information: Phone: 978-849-0600 Toll Free: 888-567-9596 Fax: 978-849-0602 E-mail: mqnbofae@synqor.com Web: www.synqor.com Address: 155 Swanson Road Boxborough, MA 01719 USA Product # MCOTS-C-28-1R8-HP Phone 1-888-567-9596 Ordering Information/ Part Numbering Input Output Voltage 1R2: 1.2V 15: 15V 1R5: 1.5V 24: 24V 1R8: 1.8V 28: 28V 2R5: 2.5V 40: 40V 3R3: 3.3V ...