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18‐36 V input voltage dc dc converter 50 Watt Output 8V XD50-24S8-PEC

18‐36 V input voltage dc dc converter 50 Watt Output 8V XD50-24S8-PEC

18‐36 V  input voltage dc dc converter 50 Watt Output 8V XD50-24S8-PEC

تفاصيل المنتج:

Place of Origin: China
اسم العلامة التجارية: Enargy
Model Number: XD50-24S8-PEC

شروط الدفع والشحن:

Minimum Order Quantity: 1pcs
الأسعار: Negotiation
Delivery Time: 1-8 Weeks
Payment Terms: Negotiation
Supply Ability: 1000Pcs/week
ﺎﺘﺼﻟ ﺍﻶﻧ
مفصلة وصف المنتج

DC-DC Converters 50W Output 8V XD50-24S8-PEC

 

 

Features:

Wide input range: 18‐36 V

Output power: 50W

High conversion efficiency: 89%

Line regulation to:±1%

Load regulation to:±1%

Input under‐voltage lock‐out

Output voltage trim±‐8~+10% Vout

Output over‐current protection

Hiccup mode short circuit protection

Output over‐voltage protection

Enable (On/Off) Control

Isolation Voltage(Input to output): 1500Vdc

 

Product Overview:

These DC‐DC converter modules use advanced power

processing, control and packaging technologies to

provide the performance, flexibility, reliability and cost

effectiveness of a mature power component. High

frequency Active Clamp switching provides high power

density with low noise and high efficiency.

 

1. Electric Characteristics

1.1 Absolute Maximum Ratings

Parameter

Min

Typ

Max

Units

Notes

Input Voltage

 

 

40

Vdc

Continuous, non-operating

 

 

36

Vdc

Continuous, operating

 

 

40

Vdc

Impulse voltage,<100ms,operating

Isolation voltage

 

 

2000

Vdc

Input to output

Operating Temperature

-40

 

100

In view of PCB Temperature

Storage Temperature

-55

 

105

 

Enable to -Vin Voltage

-2

 

10

Vdc

 

 

1.2 Input Characteristics

Parameter

Min

Typ

Max

Units

Notes

Operating input voltage range

18

24

36

Vdc

 

Input Under-Voltage Lockout

17.0

17.5

17.9

Vdc

Recovery point

16

16.5

17.0

Vdc

Protect point

Maximum Input Current

 

 

3.4

A

Vin min,output full load

Efficiency

 

88

 

%

Rated input;rated load

Dissipation,Standby

 

5

 

W

No load

 

1.3 Output Characteristics

Parameter

Min

Typ

Max

Units

Notes

Output Voltage Set point

7.92

8.00

8.08

Vdc

Rated input voltage, load

Output Voltage Range

7.84

8.00

8.16

Vdc

 

Output Current Range

0.1

 

6.3

A

 

Voltage Regulation

 

±0.2

±1

%

 

Load Regulation

 

±0.2

±1

%

 

Output over-current protection

 

8

 

A

90% of the rated output voltage

Output Short Circui Current

 

10

20

A

 

RMS

 

15

 

mV

Nominal input; full load; 20MHz,bandwidth

peak-to-peak

 

75

 

mV

Capacitive load from themachine

 

 

4000

μF

 

 

1.4 Dynamic Response Characteristics

Parameter

Min

Typ

Max

Units

Notes

Change in Output Current

 

400

 

mV

Load change50%~75%~50% Iout max,di/dt=

0.1A/μS

 

400

 

mV

Load change50%~75%~50% Iout max,di/dt=

2.5A/μS

Dynamic recovery time

 

 

300

uS

 

Turn-on Time

 

5

 

mS

Starting from vin to vout rise to 90%

Turn-off overshoot

 

 

5

%

 

 

1.5  Functional Characteristics

Parameter

Min

Typ

Max

Units

Notes

Switching Frequency

180

200

230

KHz

 

Output Trim

 

 

10

% Vout

Trim Up

 

 

8

Trim Down

Enable Current

 

 

1

mA

 

Enable (ON/OFF)

1

 

15

Vdc

ON-control, Logic high or floating

-0.5

 

0.3

Vdc

OFF-control, Logic low

Over-Voltage Protection

110

 

130

%

Load

Over-Load Protection

110

 

 

%

Current mode,Pulse current(100% rared load)

Short-Circuit Protection

 

 

65

Hiccup mode,since the recovery

 

1.6 Isolation Characteristics

Parameter

Min

Typ

Max

Units

Notes

Isolation Voltage

1500

 

 

Vdc

Input to Output

1500

 

 

Vdc

In to base

500

 

 

Vdc

Out to base

Isolation Resistance

100

 

 

At 500VDC to test it when atmospheric

pressure and R.H. is 90%

Isolation Capacitance

 

1000

 

pF

 

 

2.General Characteristics

Parameter

Min

Typ

Max

Units

Notes

Weight

 

25

 

g

 

MTBF

1

 

 

MHrs

TR-NWT-000332; 80% load,300LFM,

40℃ Ta

 

3.Environmental Characteristics

Parameter

Min

Typ

Max

Units

Notes

Operating Temperature

-40

 

100

Extended, base PCB temperature

Storage Temperature

-55

 

105

Ambient

Temperature Coefficient

 

 

±0.02

%/℃

 

Humidity

20

 

95

%R.H.

 

 

4.Standards Compliance

Parameter

Notes

MIL-STD-704

 

MIL-STD-1399

 

MIL-STD-810

 

UL/cUL60950

 

EN60950

 

GB4943

 

IEC 61000-4-2

 

 

 

5. WORK WAVE

 

18‐36 V  input voltage dc dc converter 50 Watt Output 8V XD50-24S8-PEC18‐36 V  input voltage dc dc converter 50 Watt Output 8V XD50-24S8-PEC

Figure 1: Efficiency at nominal output voltage vs. load
current for minimum, nominal, and maximum input
voltage at 25°C.

Figure 2: Efficiency at nominal output voltage and
60% rated power vs. airflow rate for ambient air
temperatures of 25°C.

 

18‐36 V  input voltage dc dc converter 50 Watt Output 8V XD50-24S8-PEC18‐36 V  input voltage dc dc converter 50 Watt Output 8V XD50-24S8-PEC

Figure 3: Maximum output power derating curves vs.
ambient air temperature for airflow rates of 0 LFM
through 400 LFM with air flowing from pin 1 to pin 3
(nominal input voltage).

Figure 4: Output voltage ripple at nominal input voltage
and rated load current . Load capacitance: 0.1μF ceramic
capacitor and 10μF tantalum capacitor. Bandwidth: 20
MHz.

 

18‐36 V  input voltage dc dc converter 50 Watt Output 8V XD50-24S8-PEC18‐36 V  input voltage dc dc converter 50 Watt Output 8V XD50-24S8-PEC

Figure 5: Thermal plot of converter at full load
current(50W) with 25°C air flowing at the rate of
200 LFM. Air is flowing across the converter from
pin 1 to pin 3(nominal input voltage).

Figure 6: Thermal plot of converter at full load
current(50W) with 25°C air flowing at the rate of
200 LFM. Air is flowing across the converter from
input to output (nominal input voltage).

 

18‐36 V  input voltage dc dc converter 50 Watt Output 8V XD50-24S8-PEC18‐36 V  input voltage dc dc converter 50 Watt Output 8V XD50-24S8-PEC

Figure 7: Turn-on transient at full load (resistive load)
(10ms/div).Input voltage pre-applied.
Ch1:Vout (5V/div)
Ch2:ON/OFF Input (500mV/div)

Figure 8: Shut-down fall time at full load (10 ms/div).
Ch1:Vout (5V/div)
Ch2:ON/OFF Input (500mV/div)

 

18‐36 V  input voltage dc dc converter 50 Watt Output 8V XD50-24S8-PEC18‐36 V  input voltage dc dc converter 50 Watt Output 8V XD50-24S8-PEC

Figure 9: Output voltage response to step-change in
load current (50%-75%-50% of Iout(max); dI/dt =
0.1A/μs). Load cap: 10μF, 100mΩ ESR tantalum
capacitor and 0.1μF ceramic capacitor.
Ch1: Vout (200mV/div)

Figure 10: Output voltage response to step-change in load
current (50%-75%-50% of Iout(max): dI/dt =2.5A/μs).
Load cap: 10μF, 30 mΩ ESR tantalum capacitor and 0.1μF
ceramic cap. Ch1: Vout (200mV/div)

 

6.Physical Information
6.1Mechanical Outline

18‐36 V  input voltage dc dc converter 50 Watt Output 8V XD50-24S8-PEC

 

Notes:
1. All pins are 1.02mm dia..
2.Tolerances: x.x ±0.5mm, x.xx ±0.25mm

 

6.2 Pin Designations

Pin No.

Name

Function

1

Enable

TTL input to turn converter on and off, referenced to Vin(-), with internal pull up.

2

Vin(-)

Negative input voltage

3

Vin(+)

Positive input voltage

4

Vout(+)

Positive output voltage

5

Com

Ground

6

Trim

Negative output voltage

 

 

تفاصيل الاتصال
Shenzhen YONP Power Co.,Ltd
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