💡 New range: Boke DALI-2 LED drivers | 10–240 W | 5-year warranty Explore the range

Over 15 years experience of providing support of MEAN WELL Power Supplies

Image shown is a representation only. Exact specifications should be obtained from the product datasheet.

Mean Well MDS15B-05 DC-DC Converter - 15W - 18~36V in 5V out 3A

SKU MDS15B-05
Log in to see price Trade pricing & online ordering for account holders
Available to order
|

Overview

MDS15B-05 is the 5V output model of this series: rated power 15W, typical efficiency 87%.

MDS15 series is 15W isolated and regulated module type medical grade DC-DC converter with 2"x1" package. It features international standard pins, a high efficiency up to 88%, wide working temperature range -40~+90℃, 4KVAC I/P-O/P high isolation voltage, compliance with IEC60601-1 medical standard, continuous-mode short circuit protection, etc. The models account for different input voltage 9~18V, 18~36V and 36~75V 2:1 wide input range, and various output voltage 5V/12V/15V/24V, which are suitable for medical systems, ultra low leakage current.

Features

  • DIP 2"x1" package with international standard pinout
  • 2:1 wide input range
  • Low patient leakage current <5μA
  • Wide operating temperature range -40 ~ +90℃
  • Medical safety approved (2xMOPP) according to IEC60601-1
  • No minimum load required
  • Protections: Short circuit (Continuous) / Overload / Input under voltage
  • 4000VAC high I/O isolation (Reinforced isolation)
  • 3 years warranty

Specifications

MDS15B-05Specifications from the official datasheet (2024-04-30 edition)

MODEL SELECTION TABLE

INPUT VOLTAGE (RANGE)
Normal 24V (18 ~ 36V)
INPUT CURRENT NO LOAD
7mA
INPUT CURRENT FULL LOAD
750mA
OUTPUT VOLTAGE
5V
OUTPUT CURRENT
3000mA
EFFICIENCY (Typ.)
87%
CAPACITOR LOAD (MAX.)
5600μF

INPUT

VOLTAGE RANGE
18~36Vdc
SURGE VOLTAGE (100ms max.)
12Vin models : 25Vdc, 24Vin models : 50Vdc, 48Vin models : 100Vdc
FILTER
Pi type
PROTECTION
Fuse recommended. 12Vin models: 4A delay time Type, 24Vin models: 2A delay time Type, 48Vin models: 1A delay time Type

OUTPUT

VOLTAGE ACCURACY
±1%
RATED POWER
15W
RIPPLE & NOISENote.2
60mVp-p
LINE REGULATIONNote.3
±0.5%
LOAD REGULATIONNote.4
±0.5%
SWITCHING FREQUENCY (Typ.)
12Vin/24Vin:250KHz, 48Vin:300KHz

PROTECTION

SHORT CIRCUIT
Protection type : Continuous, automatic recovery
OVERLOAD
110 ~ 185% rated output power Protection type : Recovers automatically after fault condition is removed
UNDER VOLTAGE LOCKOUT
12Vin: 7.5Vdc, 24Vin: 15Vdc, 48Vin: 33Vdc

ENVIRONMENT

COOLING
Free-air convection
WORKING TEMP.
-40 ~ +90℃ (Refer to "Derating Curve")
CASE TEMPERATURE
+110℃ max.
WORKING HUMIDITY
20% ~ 90% RH non-condensing
STORAGE TEMP., HUMIDITY
-55 ~ +125℃, 10 ~ 95% RH non-condensing
TEMP. COEFFICIENT
0.03% / ℃ (0 ~ 70℃)
SOLDERING TEMPERATURE
1.5mm from case of 1 ~ 3sec./260℃ max.
VIBRATION
10 ~ 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes

SAFETY & EMC ( Note.6)

SAFETY STANDARDS
IEC60601-1(LVD) 3rd edition, EAC TP TC 020/2011(EAC TP TC 004 for 48Vin type only) approved
WITHSTAND VOLTAGE
I/P-O/P 4KVAC
ISOLATION RESISTANCE
I/P-O/P:100M Ohms / 500VDC / 25℃/ 70% RH
ISOLATION CAPACITANCE (Typ.)
100pF
EMC EMISSION
ParameterStandardTest Level
ConductedBS EN/EN55011Class A without external components
RadiatedBS EN/EN55011Class A without external components
EMC IMMUNITY
ParameterStandardTest Level
ESDBS EN/EN61000-4-2Level 1, ±15KV air, ±8KV contact
Radiated SusceptibilityBS EN/EN61000-4-3Level 1, 10V/m
EFT/BurstsBS EN/EN61000-4-4Level 1, ±2KV
SurgeBS EN/EN61000-4-5Level 1, ±1KV Line-Line, ±2KV Line-GND
ConductedBS EN/EN61000-4-6Level 1, 10Vrms(e.m.f.)
Magnetic FieldBS EN/EN61000-4-8Level 2, 10A/m

OTHERS

MTBF
1060Khrs MIL-HDBK-217F(25℃)
DIMENSION (L*W*H)
50.8*25.4*12mm (2*1*0.47 inch)
CASE MATERIAL
UL94V-0 plastic case
PACKING
30g; 18pcs/per tube, 432pcs/24 tube max./carton
Test conditions and notes6
  1. 1.All parameters are specified at normal input(A:12Vdc, B:24Vdc, C:48Vdc), rated load, 25℃ 70% RH ambient.
  2. 2.Ripple & noise are measured at 20MHz by using a 12" twisted pair terminated with a 0.1μf & 47μf capacitor.
  3. 3.Line regulation is measured from low line to high line at rated load.
  4. 4.Load regulation is measured from 0% to 100% rated load.
  5. 5.2xMOPP base on a working voltage of 250Vac between Primary to Secondary.
  6. 6.The final equipment must be re-confirm that it still meet EMC directives. For guidance on how to perform these EMC tests, please refer to “EMI testing of component power supplies.”(as available on http://www.meanwell.com)

Technical drawings

MDS15B-05 Pin Configuration
Pin Configuration
MDS15B-05 Derating Curve
Derating Curve
MDS15B-05 Packing
Packing

Typical applications

  • Medical devices
  • Medical oxygen monitor
  • CT scanning
  • Medical carts
  • Oral care equipment

Downloads

FAQ

Can I use the MDS15B-05 for 5V embedded processors or logic boards in industrial equipment?

Yes, it delivers a constant 5V output rated for 15W and 3A, which suits many low-power embedded and control applications. The input source needs to be within the listed 18-36Vdc range.

Is the MDS15B-05 suitable for powering 5V industrial communication or interface electronics?

It can be a good match for 5V control electronics that need constant-voltage output and draw no more than 3A. Its published power ceiling is 15W, with an 18-36Vdc input range.

Can this model support 5V automation sensors or small controller subsystems?

For low-power 5V automation loads, the relevant limits are the 5V output, 3A current rating, and 15W total power. It is intended for applications fed from an 18-36Vdc source, not for loads outside that input window.

Is the MDS15B-05 meant for outdoor service or only protected enclosures?

The temperature specification is -40C to +90C (load derating applies at higher ambient temperatures per the derating curve), so it supports a wide operating range. The provided specs do not list an IP rating, so they support temperature assessment but not a claim of outdoor or sealed-enclosure performance by themselves.

What is the difference between the MDS15B-05 and the other MDS15B converters?

The MDS15B family uses the same 18-36Vdc input range and 15W rating across the series. Output options are 5V at 3A for MDS15B-05, 12V at 1.25A for MDS15B-12, 15V at 1A for MDS15B-15, and 24V at 625mA for MDS15B-24.

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

{ "id":8442611925291, "variants" :[{ "context":"default", "variant_id": 45711618343211, "sku":"MDS15B-05", "inventory_qty" : 0, "customer" :false, "custom_html" :"\u003ca class=\"text-current logged-out-price logged-out\" href=\"https:\/\/wellforces.co.nz\/customer_authentication\/redirect?locale=en\u0026region_country=NZ\"\u003e\n \u003cspan \u003ePlease \u003c\/span\u003e \u003cspan class=\"login-text\"\u003eLogin\u003c\/span\u003e \u003cspan\u003e for Pricing\u003c\/span\u003e\n \u003c\/a\u003e", "volume_html" :"\u003cvolume-pricing class=\"parent-display inside_product_form\" id=\"volume-pricing-main\" \u003e\u003c\/volume-pricing\u003e" } ] }
Mean Well MDS15B-05 DC-DC Converter - 15W - 18~36V in 5V out 3A
Mean Well

Mean Well MDS15B-05 DC-DC Converter - 15W - 18~36V in 5V out 3A

MDS15B-05 is the 5V output model of this series: rated power 15W, typical efficiency 87%.

MDS15 series is 15W isolated and regulated module type medical grade DC-DC converter with 2"x1" package. It features international standard pins, a high efficiency up to 88%, wide working temperature range -40~+90℃, 4KVAC I/P-O/P high isolation voltage, compliance with IEC60601-1 medical standard, continuous-mode short circuit protection, etc. The models account for different input voltage 9~18V, 18~36V and 36~75V 2:1 wide input range, and various output voltage 5V/12V/15V/24V, which are suitable for medical systems, ultra low leakage current.

Features

  • DIP 2"x1" package with international standard pinout
  • 2:1 wide input range
  • Low patient leakage current <5μA
  • Wide operating temperature range -40 ~ +90℃
  • Medical safety approved (2xMOPP) according to IEC60601-1
  • No minimum load required
  • Protections: Short circuit (Continuous) / Overload / Input under voltage
  • 4000VAC high I/O isolation (Reinforced isolation)
  • 3 years warranty

Typical applications

  • Medical devices
  • Medical oxygen monitor
  • CT scanning
  • Medical carts
  • Oral care equipment
View product