Datasheet > JCH2048S24

JCH2048S24

更新时间： 2024-02-01 19:52:02

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DC-DC Power Supplies

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数据手册

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JCH2048S24 数据手册

20 Watts

xppower.com

JCH20 Series

•

2:1 Input Range

2.0” x 2.0” x 0.4” Metal Package

1500 VDC Isolation

Efficiency up to 91%

Single & Dual Outputs

-40 °C to +100 °C Operating Temperature

Continuous Short Circuit Protection

Specification

Input

General

Input Voltage Range

• 12 V (9-18 VDC)

Efficiency

• See table

24 V (18-36 VDC)

48 V (36-72 VDC)

Isolation Voltage

• 1500 VDC Input to Output

1000 VDC Input to Case

1000 VDC Output to Case

Input Current

• See table

Input Reflected Ripple • 35 mA rms through 12 µH inductor,

Isolation Capacitance • 1000 pF typical

5 Hz to 20 MHz

Switching Frequency

MTBF

• 125 kHz typical

• >600 kHrs to MIL-STD-217F

Input Surge

• 12 V models 25 VDC for 100 ms

24 V models 50 VDC for 100 ms

48 V models 100 VDC for 100 ms

Environmental

Operating Temperature • -40 °C to +100 °C, derate from 100ꢁ load

Output

at +85 °C to 0ꢁ load at +100 °C

Case Temperature

Storage Temperature

Cooling

• +100 °C max

Output Voltage

Voltage Balance

Minimum Load

Line Regulation

Load Regulation

Setpoint Accuracy

Start Up Delay

• See table

• -40 °C to +125 °C

• Convection-cooled

• Up to 90ꢁ, non-condensing

•

1ꢀ0ꢁ, dual output versions

• No minimum load required

Operating Humidity

•

0ꢀ5ꢁ max

1ꢀ0ꢁ max

EMC

Emissions

• EN55022 Class A conducted & radiated

with external components, see application

note

• <10 ms

• <5 ms

Start Up Rise Time

Ripple & Noise

• 100 mV pk-pk for 5 V to 15 V models,

150 mV pk-pk for 24 V models,

20 MHz BW

ESD Immunity

• EN61000-4-2,

8 kV air discharge Perf Criteria A,

4 kV contact discharge Perf Criteria A

Transient Response

•

5ꢁ max deviation, recovery to within

1ꢁ in 300 µs for a 25ꢁ load change

Radiated Immunity

• EN61000-4-6 Level 2 3 V/m Perf Criteria A

Temperature

Coefficient

• 0ꢀ02ꢁ/°C

Overcurrent Protection • 130ꢁ typical of full load at nominal input

Short Circuit Protection • Trip & restart (hiccup mode) with auto

recovery

Capacitive Load

• See table

中文翻译

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