内容标题31

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                Open Frame Power Supply

                Your current location:HomeProductTelecom power supplyOpen frame power supply

                18W 12V1.5A Open Frame Power Supply G0764

                 

                Output: 18W 12V1.5A
                Dimension: 68*40.5*24.1mm(L×W×H)

                 

                • Description
                • Parameters

                 

                Electrical Characteristics:

                1.1

                Input Characteristics

                NO.

                Items

                Technical Requirement

                Unit

                Remark

                1.1.1

                Rated Input Voltage

                220

                Vac

                 

                1.1.2

                Input Voltage Range

                90—264

                Vac

                 

                1.1.3

                Frequency Range

                47—63

                Hz

                 

                1.1.4

                Power Factor

                ---

                 

                 

                1.1.5

                Inrush Current

                ≤40

                A

                Cooling start, rated input, rated load. 

                1.1.6

                Maximum Input Current

                ≤0.5

                A

                 

                1.1.7

                Efficiency

                ≥75%

                 

                At full load condition, rated input voltage. 

                1.1.8

                Insurance

                           T/3.15A/250V

                 

                 

                1.2

                Output Characteristics

                NO.

                Items


                Technical Requirement


                Unit

                Remark

                1.2.1

                Rated Output Voltage

                12

                Vdc

                 

                1.2.2

                No Load Output Voltage Variation△V

                0.05

                Vdc

                 

                1.2.3

                Output Voltage Range

                11.64-12.36(3%)

                Vdc

                 

                1.2.4

                Rated Output Current

                1.5

                A

                 

                1.2.5

                Minimum Output Current

                0

                A

                 

                1.2.6

                Maximum Capacitive Load 

                3000

                uF

                 

                1.2.7

                Load Regulation

                ±3%

                 

                10%-100% load. 

                1.2.8

                Voltage Regulation

                ±1%

                 

                Full load. 

                1.2.9

                Output Ripple and Noise

                ≤120

                mVp-p


                Made the oscilloscope with 20MHz bandwidth,

                output resistor side with 10uF & 104 capacitors

                parallel to decouple.


                 


                1.2.10

                Turn-On Delay Time

                ≤2

                S

                Rated input, rated load. 

                1.2.11

                Hold-Up Time

                ≥10

                mS

                Rated input, rated load. 

                1.2.12

                Rise Time

                ≤100

                mS

                Rated input, rated load. 

                1.2.13

                Output Overshoot at Turn On and Turn Off

                ±5%

                 

                 

                 

                1.2.14

                Dynamic Response


                Overshoot Amplitude

                ±10% 

                 

                Variety load between 25%—50%—25% or 50%—75%—50%, di/dt=1A/10μS. 

                 

                Recovery Time

                △t≤200

                μS

                 

                1.3

                Protection Characteristics

                 

                 

                 

                NO.

                Items


                Technical Requirement


                Unit

                 

                 

                1.3.1

                Input Undervoltage Protection

                no

                Vac

                 

                 

                1.3.2

                Input Overvoltage Protection

                no

                Vac

                 

                 

                1.3.3

                Output Overvoltage Protection

                no

                Vdc

                 

                 

                1.3.4

                Output Overcurrent Protection

                1.8-3.0

                A

                Turn off output and automatically restart. 

                 

                1.3.5

                Output Short Circuit Protection

                yes

                 

                Long-term short circuit at maximum input voltage condition, remove short circuit, the power supply is not damaged and it can restore; short circuit surge power is no more than 2W.

                 

                1.3.6

                Over Temperature Protection

                no