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Mean Well PSD-30B-5 DC-DC Converter - 25W - 18~36V in 5V out 5A

2:1 wide input range1.5~2KVAC isolation by models
SKU PSD-30B-5
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Overview

PSD-30B-5 is the 5V output model of this series: rated current 5A, rated power 25W, typical efficiency 79%.

Features

  • 2:1 wide input range
  • Protections: Short circuit / Overload / Over voltage/ Reverse polarity
  • 1500VAC I/O isolation
  • Cooling by free air convection
  • Built-in EMI filter, low ripple noise
  • 100% full load burn-in test
  • Low cost
  • High reliability
  • 2 year warranty

Specifications

PSD-30B-5Specifications from the official datasheet (2024-10-30 edition)

OUTPUT

DC VOLTAGE
5V
RATED CURRENT
5A
CURRENT RANGE
0 ~ 5A
RATED POWER
25W
RIPPLE & NOISE (max.)Note.2
100mVp-p
VOLTAGE ADJ. RANGE
4.5 ~ 5.5VDC
VOLTAGE TOLERANCENote.3
±2.0%
LINE REGULATION
±1.0%
LOAD REGULATION
±1.0%
SETUP, RISE, HOLD UP TIME
2s, 50ms, ------ at full load

INPUT

VOLTAGE RANGE
B:18 ~ 36VDC
EFFICIENCY (Typ.)
79%
DC CURRENT
4.5A/12V

PROTECTION

OVERLOAD
105 ~ 150% rated output power Protection type : Hiccup mode, recovers automatically after fault condition is removed
OVER VOLTAGE
6 ~ 7.5V Protection type : Hiccup mode, recovers automatically after fault condition is removed
REVERSE POLARITY
By internal fuse open

ENVIRONMENT

WORKING TEMP.
-20 ~ +60℃ (Refer to output load derating curve)
WORKING HUMIDITY
20 ~ 90% RH non-condensing
STORAGE TEMP., HUMIDITY
-20 ~ +85℃, 10 ~ 95% RH
TEMP. COEFFICIENT
±0.03%/℃ (0 ~ 50℃)
VIBRATION
10 ~ 500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes

SAFETY & EMC (Note 4)

SAFETY STANDARDS
EAC TP TC 004 approved, IEC 62368-1 CB approved by Dekra, Design refer to BS EN/EN62368-1
WITHSTAND VOLTAGE
I/P-O/P:1.5KVAC I/P-FG:2.0KVAC O/P-FG:0.5KVAC
ISOLATION RESISTANCE
I/P-O/P, I/P-FG, O/P-FG:100M Ohms/500VDC
EMI CONDUCTION & RADIATION
Compliance to BS EN/EN55032 (CISPR32) Class B, EAC TP TC 020
EMS IMMUNITY
Compliance to BS EN/EN61000-4-2,3,4,6,8; BS EN/ENV50204, BS EN/EN 55035, light industry level, EAC TP TC 020

OTHERS

MTBF
3871.7K hrs min. Telcordia SR-332 (Bellcore) ; 639.9K hrs min. MIL-HDBK-217F (25℃)
DIMENSION
101.6*50.8*30mm (L*W*H)
PACKING
0.15kg;72pcs/10.8kg/0.82CUFT
Test conditions and notes5
  1. 1. All parameters NOT specially mentioned are measured at 12,24,48VDC input, rated load and 25℃ of ambient temperature.
  2. 2. Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1μF & 47μF parallel capacitor.
  3. 3. Tolerance : includes set up tolerance, line regulation and load regulation.
  4. 4. The power supply is considered a component which will be installed into a final equipment. The final equipment must be re-confirmed that it still meets EMC directives.(as available on https://www.meanwell.com//Upload/PDF/EMI_statement_en.pdf )
  5. 5. The ambient temperature derating of 3.5℃/1000m with fanless models and of 5℃/1000m with fan models for operating altitude higher than 2000m(6500ft).

Technical drawings

PSD-30B-5 Mechanical Specification
Mechanical Specification
PSD-30B-5 Block Diagram
Block Diagram
PSD-30B-5 Derating Curve
Derating Curve

Downloads

FAQ

Can I use the PSD-30B-5 for a 5V embedded controller or SBC in industrial equipment?

Yes, if the board requires a regulated 5V output and the total load stays within 5A. This model delivers constant-voltage 5V output, is rated for 25W, and accepts an 18-36 input range.

Is the PSD-30B-5 a fit for 5V logic, sensors, and communication modules on a 24V-class system?

It is suitable for 5V electronics as long as the load does not exceed 25W or 5A. The 18-36 input range is intended for systems that present that input window while the output remains fixed at 5V.

Can this converter power a compact HMI, gateway, or industrial interface that runs on 5V?

Yes, if the device expects constant 5V and its demand is at or below 5A. The PSD-30B-5 is sized for lower-power 5V embedded and interface loads rather than larger 5V systems.

What are the main PSD family alternatives to the PSD-30B-5?

In the PSD-30 series, alternatives are the 12V 2.5A (30W) and 24V 1.25A (30W) models, plus the same 25W, 5V, 5A output for 9-18VDC (PSD-30A-5) or 36-72VDC (PSD-30C-5) inputs. The PSD-30B-5 is the 25W, 5V, 5A version with an 18-36VDC input range.

Is the PSD-30B-5 appropriate for outdoor or unsealed enclosures?

Its operating temperature is specified as -20°C to +60°C. The provided specifications do not show an IP rating, so the product data does not establish exposed outdoor suitability.

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Mean Well PSD-30B-5 DC-DC Converter - 25W - 18~36V in 5V out 5A
Mean Well

Mean Well PSD-30B-5 DC-DC Converter - 25W - 18~36V in 5V out 5A

PSD-30B-5 is the 5V output model of this series: rated current 5A, rated power 25W, typical efficiency 79%.

Features

  • 2:1 wide input range
  • Protections: Short circuit / Overload / Over voltage/ Reverse polarity
  • 1500VAC I/O isolation
  • Cooling by free air convection
  • Built-in EMI filter, low ripple noise
  • 100% full load burn-in test
  • Low cost
  • High reliability
  • 2 year warranty
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