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| rev. page date 1 of 3 08/2007 PART NUMBER: VSCQ30-T series DESCRIPTION: screw terminal DC/DC converter features *20-30W isolated output *high efficiency to 91% *fixed 300KHz switching frequency *4:1 wide input range *regulated outputs *continuous short circuit protection *six-sided metal case *3"x2.25" size *industry standard pin-out model number VSCQ30-Q24-S3R3-T VSCQ30-Q24-S5-T VSCQ30-Q24-S12-T VSCQ30-Q24-S15-T VSCQ30-Q48-S3R3-T VSCQ30-Q48-S5-T VSCQ30-Q48-S12-T VSCQ30-Q48-S15-T input voltage 1 9-36VDC 9-36VDC 9-36VDC 9-36VDC 18-75VDC 18-75VDC 18-75VDC 18-75VDC output voltage 3.3VDC 5VDC 12VDC 15VDC 3.3VDC 5VDC 12VDC 15VDC output current min. max. 0mA 7500mA 0mA 6000mA 0mA 2500mA 0mA 2000mA 0mA 7500mA 0mA 6000mA 0mA 2500mA 0mA 2000mA input current no load full load 50mA 1185mA 60mA 1404mA 80mA 1374mA 50mA 1389mA 30mA 579mA 30mA 694mA 40mA 687mA 50mA 694mA efficiency 87% 89% 91% 90% 89% 90% 91% 90% NOTE: 1. nominal input voltage 24, 48 VDC INPUT input voltage range under voltage lockout 24V 48V 24Vin 24Vin 48Vin 48Vin power power power power up down up down 9-36V 18-75V 8.8V typ. 8.0V typ. 17V typ. 16V typ. PI type see note 3&4 input filter type positive logic remote on/off control 20050 SW 112th Ave. Tualatin, Oregon 97062 phone 503.612.2300 fax 503.612.2382 rev. page date 2 of 3 08/2007 PART NUMBER: VSCQ30-T series DESCRIPTION: screw terminal DC/DC converter OUTPUT voltage accuracy transient response: 75%-100% step load change error band recovery time external adjustment range, %Vo ripple & noise, 20MHz BW (measured with 0.1uF MLCC) 3.3V & 5V 12V & 15V temperature coefficient short circuit protection line regulation 1 load regulation 2 over voltage protection (Zener or TVS clamp) 3.3V 5V 12V 15V current limit, % nominal output 1.5% max. 5% Vout nominal <300 sec. 10% 20mV RMS., max 75mV pk-pk, max. 20 mV RMS, max. 100mV p-p, max 0.02%/C continuous (hiccup mode) 0.5% max 0.5% max 3.9V 6.2V 15V 18V 110% ~ 150% GENERAL SPECIFICATIONS efficiency isolation voltage isolation resistance switching frequency operating temperature range derating, above 60C case temperature cooling storage temperature thermal shutdown, case temp. dimensions case material 24Vin 48Vin see table 1500VDC min. 10 8 ohms min 300KHz, typ. 250KHz, typ. -40C to +85C linearly to zero power at +100C 100C max. natural convection -55C to +125C 110C, typ. 3.0x2.25x0.67 inches black coated copper with non-conductive base NOTES: 1. measured from high line to low line 2. measured from full load to 10% load 3. remote on/off control: logic compatibility CMOS or open collector TTL EC-ON >+3.5VDC to 75Vdc or open circuit EC-OFF <1.2VDC 4. suffix "N" to the model number with negative logic remote on/off EC-ON <1.2VDC EC-OFF >+3.5VDC to 75Vdc or open circuit 5. maximum case temperature under any operating condition should not exceed 100C 20050 SW 112th Ave. Tualatin, Oregon 97062 phone 503.612.2300 fax 503.612.2382 rev. page date 3 of 3 08/2007 PART NUMBER: VSCQ30-T series DESCRIPTION: screw terminal DC/DC converter DIMENSIONS (inches) 28.58 1.125 3.56 0.140 PIN CONNECTIONS pin 1 3 4 5 6 7 8 function on/off control -Vin +Vin Trim -Vout +Vout no pin 6.35 0.250 (2 PLCS) 76.20 3.000 EXTERNAL OUTPUT TRIM 16.00 0.630 +Vout units: mm(inches) tolerance: x.xx 0.0 x.xx 0.25 +Vout 10K Ohms TRIMPOT TRIM DOWN 16.00 0.630 17.02 0.670 TRIM TRIM UP TRIM 57.15 2.250 -Vout -Vout DERATING CURVE Typical Derating curve for Natural Convection 120% 100% LOAD(%) -40 60 80% 60% 40% 20% 100 0% -40 -20 0 20 40 60 Ambient Temperature(oC) 80 100 Natural Convection 20050 SW 112th Ave. Tualatin, Oregon 97062 phone 503.612.2300 fax 503.612.2382 |
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