DC-DC Converters Bus Converter . Power Module Type CQHS250 Ordering information CQH 1 S 2 250 3 48 4 50 5 1Series name 2Single output 3Output wattage 4Input voltage 48:DC36 - 76V 5Output voltage 6Optional R :with Remote ON/OFF Positive logic control N :Auto restart in protection circuit working B :Base plate option with Mounting hole M3 L2 :Pin length 5.3mm R MODEL CQHS2504832 CQHS2504850 MAX OUTPUT WATTAGE[W] 252.8 250 DC OUTPUT 32V 7.9A 50V 5.0A MODEL CQHS2504832 CQHS2504850 VOLTAGE[V] DC36 - 76 SPECIFICATIONS INPUT CURRENT[A] *1 5.60typ 5.54typ EFFICIENCY[%] *1 94typ 94typ START-UP VOLTAGE[V] DC32 - 36 HYSTERESIS VOLTAGE[V] DC2 min VOLTAGE[V] 32 50 CURRENT[A] 7.9 5.0 LINE REGULATION[mV] 64max 100max LOAD REGULATION[mV] 64max 100max RIPPLE[mVp-p] OUTPUT RIPPLE NOISE[mVp-p] -20 to +85C Vin=36-60V *2 255max -20 to +85C Vin=60-76V *2 320max 400max 500max -40 to -20C *2 320max 500max -20 to +85C*2 320max 500max -40 to -20C *2 410max 650max TEMPERATURE REGULATION[mV] -40 to +85C 640max 1000max DRIFT[mV] 185max *3 START-UP TIME[ms] OUTPUT VOLTAGE ADJUSTMENT RANGE[V] 120max 200max (DCIN 48V, Io=100%) *4 Fixed (TRM pin open), adjustable by external resistor 26.88 - 35.20 OUTPUT VOLTAGE SETTING[V]*1 31.68 - 32.32 45.0 - 55.0 49.50 - 50.50 OVERCURRENT PROTECTION Works over 105% of rating, low voltage protection (shut down) function is built-in. PROTECTION OVERVOLTAGE PROTECTION[V] 36.80 - 44.80 CIRCUIT AND REMOTE SENSING Provided OTHERS REMOTE ON/OFF Provided (Negative Logic L : ON, H :OFF) INPUT-OUTPUT ISOLATION 56.50 - 67.50 DC1,500V or AC500V 1minute, Cutoff current = 10mA, DC500V 50MW min (2015C) INPUT-BASE PLATE *5 DC1,500V or AC500V 1minute, Cutoff current = 10mA, DC500V 50MW min (2015C) OUTPUT-BASE PLATE *5 AC500V 1minute, Cutoff current = 100mA, DC500V 50MW min (2015C) OPERATING TEMP.,HUMID.AND ALTITUDE -40 to +85C, 20 - 95%RH (Non condensing) (Refer to DERATING CURVE), 3,000m (10,000 feet) max ENVIRONMENT SAFETY OTHERS STORAGE TEMP.,HUMID.AND ALTITUDE -40 to +100C, 20 - 95%RH (Non condensing), 9,000m (30,000 feet) max VIBRATION 10 - 55Hz, 49.0m/s2 (5G), 3minutes period, 60minutes each along X, Y and Z axis IMPACT 196.1m/s2 (20G), 11ms, once each along X, Y and Z axis AGENCY APPROVALS UL60950-1, C-UL (CSA60950-1), EN60950-1 CASE SIZE/WEIGHT COOLING METHOD 57.9X10.5X22.76mm [2.28X0.41X0.9 inches] (WXHXD) / 30g max 58.4X12.7X23.26mm [2.3X0.5X0.92 inches] (WXHXD) / 45g max *5 Convection / Forced air / Conduction *1At rated input(DC48V), rated load. Ta= 25C, 2m/s. *2Ripple and ripple noise is measured by using measuring board. Refer to the manual. *3Drift is the change in DC output for an eight hour period after a half-hour warm-up at 25C, with the input voltage held constant at the rated input/output. *4When the input voltage is in the range of DC36-40V, output voltage is limited. Refer to the manual. *5Base Plate Option. CQHS-2 -O 6 CQHS250 External view Tolerance : 0.5 [0.02] Weight : 30g max(DIP) 45g max(Base Plate) Dimensions in mm, [ ]=inches 57.9 3.68 0.25 10.5max [0.14] [0.41] [0.6] RC -VIN 3.81 0.2 [0.9] +VOUT +S TRM -S -VOUT +VIN 22.76 [0.3] [2.0] 15.24 50.8 [0.15] [2.28] Model [0.6] 15.24 7.62 0.2 1. DIP VOUT Pin [0.14] 1.7 3.68 0.25 VIN/RC/TRM/S Pin 1 0.1 1.5 0.1 2. Base Plate (option B) [0.6] 3.810.2 [0.15] 15.24 [0.92] [0.6] 15.24 23.26 [2.0] [0.3] 2-M3 Mounting Hole 12.7 [0.5] Recommended size for processing PCB (TOP VIEW) RC +VIN -VOUT -S TRM +S +VOUT 6- 1.5 50.8 [2.0] 2- 2 15.24 [0.6] -VIN 3.81 [0.15] 7.62 [0.3] 3.68 0.25 [0.14] [2.3] 50.8 [0.6] 15.24 7.62 0.2 58.4 Model Outline Dimensions in mm, [ Div.:0.5inch ]=inches CQHS-3 DC-DC Converters Bus Converter . Power Module Type CQHS300 Ordering information CQH 1 S 300 2 3 48 4 *Providing heat sink as option R MODEL CQHS3004832 CQHS3004850 MAX OUTPUT WATTAGE[W] 300.8 300 DC OUTPUT 32V 9.4A 50V 6A MODEL CQHS3004832 CQHS3004850 VOLTAGE[V] DC36 - 76 50 5 -O 6 1Series name 2Single output 3Output wattage 4Input voltage 48:DC36 - 76V 5Output voltage 6Optional R :with Remote ON/OFF Positive logic control T :with Mounting hole f3.4 thru SPECIFICATIONS INPUT CURRENT[A] *1 6.67typ 6.65typ EFFICIENCY[%] *1 94typ 94typ START-UP VOLTAGE[V] DC32 - 36 HYSTERESIS VOLTAGE[V] DC2 min VOLTAGE[V] 32 50 CURRENT[A] 9.4 6.0 LINE REGULATION[mV] 64max 100max LOAD REGULATION[mV] 64max 100max RIPPLE[mVp-p] OUTPUT RIPPLE NOISE[mVp-p] TEMPERATURE REGULATION[mV] -20 to +100C*2 255max -40 to -20C *2 320max Vin=36-60V 400max 500max -40 to -20C *2 400max Vin=60-76V 500max -20 to +100C*2 320max 500max -40 to -20C *2 410max 650max 0 to +65C 320max 500max -40 to +100C 640max DRIFT[mV] *3 START-UP TIME[ms] OUTPUT VOLTAGE ADJUSTMENT RANGE[V] 120max 1000max 185max 200max (DCIN 48V, Io=100%) *4 Fixed (TRM pin open), adjustable by external resistor 27.2 - 35.2 OUTPUT VOLTAGE SETTING[V]*1 31.68 - 32.32 45.0 - 55.0 49.50 - 50.50 OVERCURRENT PROTECTION Works over 105% of rating, low voltage protection (shut down) function is built-in. PROTECTION OVERVOLTAGE PROTECTION[V] 36.80 - 44.80 CIRCUIT AND REMOTE SENSING Provided OTHERS REMOTE ON/OFF Provided (Negative Logic L : ON, H :OFF) ISOLATION 56.50 - 67.50 INPUT-OUTPUT DC1,500V or AC500V 1minute, Cutoff current = 10mA, DC500V 50MW min (2015C) INPUT-BASE PLATE DC1,500V or AC500V 1minute, Cutoff current = 10mA, DC500V 50MW min (2015C) OUTPUT-BASE PLATE AC500V 1minute, Cutoff current = 100mA, DC500V 50MW min (2015C) OPERATING TEMP.,HUMID.AND ALTITUDE -40 to +100C (On aluminum base plate), 20 - 95%RH (Non condensing) (Refer to DERATING CURVE), 3,000m (10,000 feet) max ENVIRONMENT SAFETY OTHERS STORAGE TEMP.,HUMID.AND ALTITUDE -40 to +100C, 20 - 95%RH (Non condensing), 9,000m (30,000 feet) max VIBRATION 10 - 55Hz, 49.0m/s2 (5G), 3minutes period, 60minutes each along X, Y and Z axis IMPACT 196.1m/s2 (20G), 11ms, once each along X, Y and Z axis AGENCY APPROVALS UL60950-1, C-UL (CSA60950-1), EN60950-1 CASE SIZE/WEIGHT 57.9X12.7X36.8mm [2.28X0.5X1.45 inches] (WXHXD) / 75g max COOLING METHOD Conduction cooling (e.g. heat radiation from the aluminum base plate to the attached heat sink) *1At rated input(DC48V), rated load, and aluminum base plate temperature 25C. *2Ripple and ripple noise is measured by using measuring board with recommended capacitor Co & the film capacitor 0.1mF. *3Drift is the change in DC output for an eight hour period after a half-hour warm-up at 25C, with the input voltage held constant at the rated input/output. *4When the input voltage is in the range of DC36-40V, output voltage is limited. Refer to the manual. CQHS-4 CQHS300 External view 0.5 2-M3 [2.28] 50.8 0.5 Mounting Hole [2.0] 47.24 0.5 [0.3] [0.6] 7.62 15.24 +S 36.8 0.5 TRM +VOUT +VIN 12.70.5 Lot No. [0.15] 3.68 0.5 Name Plate Tolerance : 0.3 [0.012] Weight : 75g max [0.5] [0.3] -S RC [0.3] Base Plate : Aluminum Dimensions in mm, [ ]=inches Mounting hole screwing torque : 0.49N-m (5.0kgf-cm) max Base plate (Aluminum) Recommended size for processing PCB (TOP VIEW) 2-2 7.62 [0.3] 15.24 [0.6] 3.81 [0.15] 6-1.5 26.16 [1.03] 7.62 7.62 -VOUT -VIN [1.45] 2-1.5 0.1 [1.86] 26.16 0.5 6-1 0.1 [1.03] 57.9 2-3.5 47.24 [1.86] 50.8 [2.0] Dimensions in mm, [ ]=inches Div.:0.5inch CQHS-5 DC-DC Converters Bus Converter . Power Module Type CQHS350 Ordering information CQH 1 S 350 2 3 48 4 *Providing heat sink as option R MODEL CQHS3504832 CQHS3504850 MAX OUTPUT WATTAGE[W] 352 350 DC OUTPUT 32V 11A 50V 7A MODEL CQHS3504832 CQHS3504850 VOLTAGE[V] DC36 - 65 50 5 -O 6 1Series name 2Single output 3Output wattage 4Input voltage 48:DC36 - 65V 5Output voltage 6Optional R :with Remote ON/OFF Positive logic control T :with Mounting hole f3.4 thru SPECIFICATIONS INPUT CURRENT[A] *1 7.8typ 7.76typ EFFICIENCY[%] *1 94typ 94typ START-UP VOLTAGE[V] DC32 - 36 HYSTERESIS VOLTAGE[V] DC2 min VOLTAGE[V] 32 50 CURRENT[A] 11.0 *5 7.0 LINE REGULATION[mV] 64max 100max LOAD REGULATION[mV] 64max RIPPLE[mVp-p] OUTPUT RIPPLE NOISE[mVp-p] TEMPERATURE REGULATION[mV] -20 to +100C*2 255max -40 to -20C *2 320max Vin=36-60V 100max 400max 500max -40 to -20C *2 400max Vin=60-65V 500max -20 to +100C*2 320max 500max -40 to -20C *2 410max 650max 0 to +65C 320max 500max -40 to +100C 640max DRIFT[mV] *3 START-UP TIME[ms] OUTPUT VOLTAGE ADJUSTMENT RANGE[V] 120max 1000max 185max 200max (DCIN 48V, Io=100%) *4 Fixed (TRM pin open), adjustable by external resistor 26.88 - 35.20 OUTPUT VOLTAGE SETTING[V]*1 31.68 - 32.32 45.0 - 55.0 49.50 - 50.50 OVERCURRENT PROTECTION Works over 105% of rating, low voltage protection (shut down) function is built-in. PROTECTION OVERVOLTAGE PROTECTION[V] 36.80 - 44.80 CIRCUIT AND REMOTE SENSING Provided OTHERS REMOTE ON/OFF Provided (Negative Logic L : ON, H :OFF) ISOLATION 56.50 - 67.50 INPUT-OUTPUT DC1,500V or AC500V 1minute, Cutoff current = 10mA, DC500V 50MW min (2015C) INPUT-BASE PLATE DC1,500V or AC500V 1minute, Cutoff current = 10mA, DC500V 50MW min (2015C) OUTPUT-BASE PLATE AC500V 1minute, Cutoff current = 100mA, DC500V 50MW min (2015C) OPERATING TEMP.,HUMID.AND ALTITUDE -40 to +100C (On aluminum base plate), 20 - 95%RH (Non condensing) (Refer to DERATING CURVE), 3,000m (10,000 feet) max ENVIRONMENT SAFETY OTHERS STORAGE TEMP.,HUMID.AND ALTITUDE -40 to +100C, 20 - 95%RH (Non condensing), 9,000m (30,000 feet) max VIBRATION 10 - 55Hz, 49.0m/s2 (5G), 3minutes period, 60minutes each along X, Y and Z axis IMPACT 196.1m/s2 (20G), 11ms, once each along X, Y and Z axis AGENCY APPROVALS UL60950-1, C-UL (CSA60950-1), EN60950-1 CASE SIZE/WEIGHT 57.9X12.7X36.8mm [2.28X0.5X1.45 inches] (WXHXD) / 75g max COOLING METHOD Conduction cooling (e.g. heat radiation from the aluminum base plate to the attached heat sink) *1At rated input(DC48V), rated load, and aluminum base plate temperature 25C. *2Ripple and ripple noise is measured by using measuring board with recommended capacitor Co & the film capacitor 0.1mF. *3Drift is the change in DC output for an eight hour period after a half-hour warm-up at 25C, with the input voltage held constant at the rated input/output. *4When the input voltage is in the range of DC36-40V, output voltage is limited. Refer to the manual. *5Rated current is increased adjusting output voltage to lower than rated output voltage. Refer to the manual. CQHS-6 CQHS350 External view 0.5 2-M3 [2.28] 50.8 0.5 Mounting Hole [2.0] 47.24 0.5 [0.3] [0.6] 7.62 15.24 +S 36.8 0.5 TRM +VOUT +VIN 12.70.5 Lot No. [0.15] 3.68 0.5 Name Plate Tolerance : 0.3 [0.012] Weight : 75g max [0.5] [0.3] -S RC [0.3] Base Plate : Aluminum Dimensions in mm, [ ]=inches Mounting hole screwing torque : 0.49N-m (5.0kgf-cm) max Base plate (Aluminum) Recommended size for processing PCB (TOP VIEW) 2-2 7.62 [0.3] 15.24 [0.6] 3.81 [0.15] 6-1.5 26.16 [1.03] 7.62 7.62 -VOUT -VIN [1.45] 2-1.5 0.1 [1.86] 26.16 0.5 6-1 0.1 [1.03] 57.9 2-3.5 47.24 [1.86] 50.8 [2.0] Dimensions in mm, [ ]=inches Div.:0.5inch CQHS-7