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Mean Well

Mean Well NID35-12 DC-DC Converter - 34.8W - 20~53V in 12V out 2.9A

SKU NID35-12
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Overview

NID35-12 is the 12V output model of this series: rated power 34.8W, typical efficiency 95%.

Features

  • Economical open frame design
  • Wide input range
  • High efficiency up to 96%
  • Remote ON / OFF control
  • Compact size 2.0"×0.512"× 0.433"(SIP package)
  • Protections: Short circuit / Overload / Over voltage
  • -30~+85℃ wide working temperature
  • Cooling by free air convection
  • Comply to BS EN/EN55032 ClassA without additional components
  • Trimming output (optional)
  • 3 years warranty

Specifications

NID35-12Specifications from the official datasheet (2024-10-30 edition)

OUTPUT

DC VOLTAGE
12V
CURRENT RANGE
0 ~ 2.9A
RATED POWER
34.8W
RIPPLE & NOISE (max.)Note.2
120mVp-p
LINE REGULATIONNote.3
±0.5%
LOAD REGULATIONNote.4
±0.5%
VOLTAGE TOLERANCE
±2.0%
SWITCHING FREQUENCY (Typ.)
200KHz
EXTERNAL CAPACITANCE LOAD (max.)
68uf/25V low ESR

INPUT

VOLTAGE RANGE
20 ~ 53VDC
NORMAL VOLTAGE
24VDC (or 48VDC)
EFFICIENCY (Typ.) 24Vin
95%
EFFICIENCY (Typ.) 48Vin
93%
DC CURRENT Full load
1580mA/24VDC
DC CURRENT No load
30mA

PROTECTION

PROTECTION
Fuse recommended (3A)
OVERLOAD (Typ.)
120 ~ 250% rated output power Protection type : Hiccup mode, recovers automatically after fault condition is removed
OVER VOLTAGE
15.6~ 18V Protection type : Shut off o/p voltage, clamp by TVS diode
SHORT CIRCUIT
All output equipped with short circuit Protection type : Hiccup mode, recovers automatically after fault condition is removed

FUNCTION

REMOTE CONTROL
Power on : 1.2VDC < R.C ~ com < 12VDC or open circuit ; power off : R.C ~ com < 0.4VDC or short circuit (PIN5,6 & PIN11)

ENVIRONMENT

SAFETY STANDARDS
EAC TP TC 004 approved
WORKING TEMP.
-30 ~ +85℃ (Refer to "Derating Curve")
WORKING HUMIDITY
20% ~ 85% RH non-condensing
STORAGE TEMP.
-30 ~ +105℃
TEMP. COEFFICIENT
±0.03% / ℃ (0 ~ 55℃)
VIBRATION
10 ~ 500Hz, 2G 10min./1 cycle, period for 60min. each along X, Y, Z axes

SAFETY & EMC

SAFETY STANDARD
BS EN/EN62368-1(LVD)
EMC EMISSION
ParameterStandardTest Level
ConductedBS EN/EN55032Class A without external components,Class B with external components
RadiatedBS EN/EN55032Class A without external components,Class B with external components
EMC IMMUNITY

BS EN/EN55035

ParameterStandardTest Level
RadiatedBS EN/EN61000-4-3Level 2, 3V/m; criteria A
EFT / BurstBS EN/EN61000-4-4Level 2, 1KV; criteria A
SurgeBS EN/EN61000-4-5Level 2, 1KV/Line-Line,criteria A
ConductedBS EN/EN61000-4-6Level 2, 3V; criteria A

OTHERS

MTBF
12321.5K hrs min. Telcordia SR-332 (Bellcore) ; 757.9K hrs min. MIL-HDBK-217F (25℃)
DIMENSION
50.8*13*11mm or 2.0"*0.512"*0.433" inch (L*W*H)
WEIGHT
9g;440psc/4.96Kg/0.94CUFT
Test conditions and notes4
  1. 1.All parameters are specified at normal input, rated load, 25℃ 70% RH Ambient.
  2. 2.Ripple & noise are measured at 20MHz by using a 12" twisted pair terminated with a 0.1uf & 47uf capacitor.
  3. 3.Line regulation is measured from low line to high line at rated load.
  4. 4.Load regulation is measured from 10% to 100% rated load.

Technical drawings

NID35-12 Derating Curve
Derating Curve
NID35-12 Pin Configuration
Pin Configuration
NID35-12 EMC Suggestion Circuit
EMC Suggestion Circuit

Downloads

FAQ

Can I use the NID35-12 for 12V PLC accessories or small automation control loads?

Yes, it is intended for constant-voltage 12V output and is rated for 34.8W with up to 2.9A. That makes it suitable for smaller 12V control loads where the total requirement stays within 34.8W and 2.9A. It is better matched to low-power automation electronics than larger 12V assemblies.

Is the NID35-12 a fit for 12V industrial sensors, relays, or interface modules?

It can be used for 12V devices that need a regulated constant-voltage supply and stay within 2.9A output current. With a 34.8W rating, it is aligned with lower-power sensor, relay, and interface sections rather than heavier 12V equipment. The 20 to 53V input range is useful where the source voltage varies within that window.

Can this model support a compact 12V embedded or edge-control subsystem?

For compact 12V embedded loads, the NID35-12 can be appropriate when the total draw remains within 34.8W and 2.9A. Its small 50.8 × 13.0 × 11.0 mm size also suits space-constrained electronics. The output mode is constant voltage, so it is meant for 12V electronics rather than current-driven loads.

What is the difference between the NID35-12 and the other NID35 converters?

The NID35-12 is rated 34.8W at 12V and 2.9A. Other NID35 models are NID35-15 at 36W, 15V, 2.4A; NID35-24 at 36W, 24V, 1.5A; and NID35-5 at 17.5W, 5V, 3.5A. Selection comes down to the required output voltage and the matching current and wattage.

Can the NID35-12 be used in hot or cold environments, and is it outdoor-rated?

The operating temperature range is -30°C to +85°C, so the temperature spec supports both cold and high-heat environments. The listed specifications do not include an IP rating. That means the temperature range is defined, but weather or water exposure suitability is not stated here.

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Mean Well NID35-12 DC-DC Converter - 34.8W - 20~53V in 12V out 2.9A
Mean Well

Mean Well NID35-12 DC-DC Converter - 34.8W - 20~53V in 12V out 2.9A

Log in to see price

NID35-12 is the 12V output model of this series: rated power 34.8W, typical efficiency 95%.

Features

  • Economical open frame design
  • Wide input range
  • High efficiency up to 96%
  • Remote ON / OFF control
  • Compact size 2.0"×0.512"× 0.433"(SIP package)
  • Protections: Short circuit / Overload / Over voltage
  • -30~+85℃ wide working temperature
  • Cooling by free air convection
  • Comply to BS EN/EN55032 ClassA without additional components
  • Trimming output (optional)
  • 3 years warranty
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