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VQB75 Datasheet

Download or read online CUI VQB75 DC-DC Converter pdf datasheet.



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Features
·50-75W isolated output
·Efficiency to 90%
·300KHz switching frequency
·2:1 input range
·Regulated outputs
·Continuous short circuit protection
·Industry standard half-brick package
·Open frame type option
Input
Input Voltage Range
Under Voltage Lockout
(see note 4&5)
Positive Logic Remote ON/OFF
Input Filter
Output
Voltage Accuracy
Transient Response: 75%-100% Step Load Change
Error Band
Recover Time
External Trim Adj. Range
Ripple & Noise
20MHz BW, 2.5V, 3.3V, 5V
Temperature Coefficient
Short Circuit Protection
1
Line Regulation
2
Load Regulation
Over Voltage Protection trip Range, % Vo nom.
Current Limit
General Specifications
Efficiency
Isolation Voltage
Input/Output
Input/Case
Output/Case
Isolation Resistance
Switching Frequency
Operating Case Temperature
Storage Temperature
Thermal Shutdown, Case Temp.
Dimensions
Case Material
V-Infinity, LLC, 9615 SW Allen Blvd Suite 103, Beaverton, OR 97005
VQB75- Single Output Brick DC-DC Converter
24V 18-36V
48V 36-75V
24 Vin power up 17V
power down 15.5V
48Vin power up 34V
power down 32.5V
PI Type
±1% max.
±5%
<500us
±10%
40mV RMS., max
100mV pk-pk., max
±0.03%/°C
Continuous
±0.2% max
±0.2% max
115-140%
110-140% Nominal Output
see table
1500VDC min.
1500VDC min.
1500VDC min.
7
10
Ohm min.
300KHz, Type
-40°C to +100°C
-40°C to +105°C
100°C Typ.
1.45x2.28x0.50 inches
(36.8x57.9x12.7mm)
aluminum baseplate with plastic case
www.v-infinity.com
1-866-372-1258

Summary of Contents

Page 1

... Switching Frequency Operating Case Temperature Storage Temperature Thermal Shutdown, Case Temp. Dimensions Case Material V-Infinity, LLC, 9615 SW Allen Blvd Suite 103, Beaverton, OR 97005 VQB75- Single Output Brick DC-DC Converter 24V 18-36V 48V 36-75V 24 Vin power up 17V power down 15.5V 48Vin power up 34V power down 32.5V PI Type ± ...

Page 2

... VQB75-D24-S2R5 18-36VDC VQB75-D24-S3R3 18-36VDC VQB75-D24-S5 18-36VDC VQB75-D48-S1R8 36-75VDC VQB75-D48-S2R5 36-75VDC VQB75-D48-S3R3 36-75VDC Case HB V-Infinity, LLC, 9615 SW Allen Blvd Suite 103, Beaverton, OR 97005 VQB75- Single Output Brick DC-DC Converter Output Output I nput Current Voltage Current No Load 1.8VDC 0.5-25A 60mA 2.5VDC 0.5-25A 60mA 3.3VDC ...

Page 3

... Rca Remote ON/OFF Control The VQB75 series allows the user to switch the module on and off electronically with the remote on/off feature. The VQB75 series is available with positive logic or negative logic options. V-Infinity, LLC, 9615 SW Allen Blvd Suite 103, Beaverton, OR 97005 ...

Page 4

... Output may optionally be externally trimmed (±10%) with a fixed resistor or an external trimpot as shown. Output Noise The output noise is measured with a 10µF tantalum capacitor and a 1.0µF ceramic capacitor across the output. V-Infinity, LLC, 9615 SW Allen Blvd Suite 103, Beaverton, OR 97005 VQB75- Single Output Brick DC-DC Converter www.v-infinity.com 1-866-372-1258 ...

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