| 输入电压: 9~18、9~36V、18~36、18~75V、36~75Vdc   输出电压: 2.5V、3.3V、5V、12V、15V、24Vdc 输出功率: 25、33、50W 温度范围: -40°C至+100°C(基板) Features • 25W/50W Isolated Output • Regulated Outputs • Efficiency to 85% • Continuous Short Circuit Protection • 300KHz Switching Frequency • Five-Sided Metal Case • 2 : 1 Input Range • Industry Standard Half-Brick Package 25 TO 50 WATT WIDE INPUT  DC-DC CONVERTERS SINGLE OUTPUT Only for Nominal Input Voltage 24 & 48 VDC CHB50-12S25 CHB50-12S33 CHB50-12S05 CHB50-12S12 CHB50-12S15 CHB50-12S24 CHB50-24S25 CHB50-24S33 CHB50-24S05 CHB50-24S12 CHB50-24S15 CHB50-24S24 CHB50-48S25 CHB50-48S33 CHB50-48S05 CHB50-48S12 CHB50-48S15 CHB50-48S24 Specifications INPUT SPECIFICATIONS: Input Voltage Range........................................................ 12V............9-18V 24V............18-36V 48V............ 36-75V Undervoltage lockout .............................. 12Vin power up ...............8.8V power down .................8V 24Vin power up ............... 17V power down ............. 16V 48Vin power up ............... 34V power down ............. 32.5V Positive Logic Remote ON/OFF ( see note 3 & 4 ) Input Filter ......................................................................................... PI Type OUTPUT SPECIFICATIONS: Voltage Accuracy : ..................................................................... ±1% max. Transient Response :25% Step Load Change ..........................<500µ sec. External Trim Adj. Range ......................................................................±10% Ripple & Noise, 20MHz BW, 2.5V & 3.3V & 5V .............. 20mV RMS., max. 75mV pk-pk, max. 12V & 15V .......................... 30mV RMS., max. 100mV pk-pk, max. 24V .......................... 100mV RMS., max. 240mV pk-pk, max. Temperature Coefficient............................................................ ±0.03%/˚C Short Circuit Protection..............................................................Continuous Line Regulation1 ..........................................................................±0.2% max. Load Regulation2 .......................................................................±0.2% max. Over Voltage Protect trip Range, % Vo nom.............................115-140% Current Limit .................................................110% ~150% Nominal Output GENERAL SPECIFICATIONS: Efficiency....................................................................................See Table Isolation Voltage ...........................Input/Output............ 1500VDC min. Input/Case................ 1500VDC min. Output/Case............ 1500VDC min. Isolation Resistance ............................................................ 107 ohm min. Switching Frequency ..................(12/24)Vin....................... 400KHz, Typ. 48Vin............................... 300KHz, Typ. Operating Case Temperature ....................................... -40˚C to 100˚C Storage Temperature .................................................. -55˚C to +105˚C Thermal Shutdown, Case Temp. ...........................................100˚C Typ. Dimensions ............................................................2.28x2.40x0.50 inches (57.9x61.0x12.7 mm) Case Material ..........................................................................Aluminum NOTE: 1. Measured From High Line to Low Line. 2. Measured From Full Load to Zero Load. 3. Logic Compatibility .... Open Collector ref to -Input. Module ON ....................Open Circuit Module OFF................... <0.8Vdc 4. Suffix "N" to the Model Number with Negative Logic Remote ON/OFF. |