Datasheet > LDU4860S500-WD

LDU4860S500-WD

更新时间： 2024-10-30 00:42:15

品牌	Logo	应用领域
XPPOWER		/
页数	文件大小	规格书
4页	339K
描述
LED Driver LDU Series

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中文翻译

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数据手册

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LDU4860S500-WD 数据手册

LED Driver

LDU Series

xppower.com

•

Constant Current Output

LED Drive Current up to 1000 mA

LED Strings from 2 V to 57 V

PWM & Analog Dimming Control

High Efficiency ꢀ up to 95%

Open or Short Circuit LED Protection

3 Year Warranty

Specification

Input

General

Input Voltage

• LDU08 & 24: 7-30 VDC

Efficiency

• See tables

LDU48: 7-60 VDC

Switching Frequency

• LDU08: 40-380 kHz variable

LDU24: 50-330 kHz variable

LDU48: 20-500 kHz variable

• LDU08: >1.6 MHrs

LDU24: >1.6 MHrs

Input Filter

Input Surge

• Capacitor

• LDU08 & 24: 40 VDC for 0.5 s

LDU48: 65 VDC for 0.5 s

MTBF

Output

Output Voltage

LDU48: >950 KHrs

to MIL-HDBK-217F at 25 °C, GB

• See tables

(Vin must be at least 2 V greater than Vout)

Environmental

Output Current

Output Current Trim

• See tables

• 25-100%

Operating Temperature • LDU08: -40 °C to +85 °C,

Output Current

Accuracy

• LDU08: 6.0% max

LDU24: 8.0% max

LDU48: 8.0% max

LDU24: -40 °C to +85 °C,

LDU24 1000 mA unit: -40 °C to +70 °C,

LDU48: See derating curves

Ripple & Noise

• LDU08: 200 mV pk-pk max

LDU24: 250 mV pk-pk max

(except 1000 mA units: 300 mV pk-pk max)

LDU48: See tables

measured with 20 MHz bandwidth

Case Temperature

• LDU08 & 24: +100 °C max

LDU48: +110 °C max

Storage Temperature • -40 °C to +125 °C

Humidity

• Up to 95%, non-condensing

Thermal Impedance

• 35-50 °C/W model dependant

• IP67 (wired versions)

Short Circuit Protection • Current is limited to the rated output

Ingress Protection

Rating

Temperature

Coefficient

• LDU08: 0.03%/°C max

LDU24: 0.08%/°C max

LDU48: 0.03%/°C max

Remote On/Off

• On = 0.3-1.25 V or open circuit

Off = ≤0.15 V (applied to control pin)

LDU08 & 24: Quiescent input current is

25 µA max,

EMC

Emissions

• EN55022 class B conducted & radiated

with external components - see

application notes

LDU48: Quiescent input current is

100 µA max

Remote On/Off Signal • 1 mA max

ESD Immunity

Radiated Immunity

EFT/Burst

• EN61000-4-2, level 2 Perf Criteria A

• EN61000-4-3, level 2 Perf Criteria A

• EN61000-4-4, level 2 Perf Criteria A

• EN61000-4-5, level 2 Perf Criteria A

• EN61000-4-6, level 2 Perf Criteria A

Current

Dimming

Surge

PWM

Conducted Immunity

Output Current Range • 25% to 100%

Operating Frequency

On Time

Off Time

• 1 kHz max

• 200 ns min

• 1.25 V max

Amplitude

DC Voltage Control

Output Current Range • 25% to 100%

Control Input

• 0.3 to 1.25 V max

Variable Resistor

Output Current Range • 25% to 100%

12 3 4

中文翻译

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