Product Introduction

The half-brick isolated power converter is a power module that converts DC power into the required voltage and current under high-efficiency isolation conditions.

Products Specification

Model number	Input range Vdc	Output voltage Vdc	Output Current @Full Load A	Efficiency %	Ripple and noise mV p-p	Maximum capacitor load uF
LM28S5H400-NTMG	16-40	5.0	80	90.5	30	100000
LM28S12H800-NMMG	16-40	12	66.7	92	30	8000
LM28S28H800-NMMG	16-40	28	28.6	94	50	4000
LM28S24H800-NMMG	16-40	24	33.4	92	80	4000
LM28S48H600-NTMG	16-40	48	12.5	93	150	1000

Parameter	Min	Typical	Max	Unit	Conditions
Input voltage range	16	28	40	Vdc	All models
Isolation voltage	-	-	2250	Vdc	Input-output/case
Switching frequency	-	330	-	kHz	Nominal input
Operating temperature	-55	-	105	°C	H.Ex. external temperature
MTBF	2	-	-	Mhrs	MIL-HDBK-217F
Weight	-	140	-	g	-

Design Details

Mechanical Dimensions:60.7(L) × 57.9(W) × 12.7(H) mm (industry-standard 1/2-brick)

product-600-364

Pin Configuration:

Pin	Designation	Function
1	Vin+	Positive input voltage
2	ON/OFF	Remote control terminal
3	Vin-	Negative input voltage
4	Vout-	Negative output voltage
A	I share	current-share bus
5	Sense-	Remote voltage sensing negative
6	Trim	Output voltage adjustment
7	Sense+	Remote voltage sensing positive
8	Vout+	Positive output voltage

Thermal Innovation: Aluminum alloy baseplate with 10°C/W thermal resistance (natural convection)

Mounting: Standard through-hole soldering with 1.5mm pin diameter

Product Features

High Isolation Strength: Input-output isolation up to 2250V, ensuring equipment safety.
Low Ripple Noise: Output ripple as low as 30mVp-p, providing stable power without affecting the load.
High Capacitor Load: Can support up to 100,000µF capacitors, enabling high-load startup.
Long Lifespan and Reliability: Mean time between failures (MTBF) up to 2 million hours, ensuring high reliability.

Product Customization

Output Voltage: 5.0V / 12V / 24V / 28V / 48V
Output Current: 12.5A / 28.6A / 33.4A / 80A
Pin Size: 3.8mm / 4.8mm / 5.8mm
Connection Type: Pin / Screw Terminal / PCB Solder

application

Wearable Health Monitors

Drone Flight Controllers

Automotive ADAS Modules

Robotic Surgical Tools

Company Advantages & Services

Strict Quality Control: Military-grade standards, 100% full-load high-low temperature aging test.
Compliance First: Entire product line CE and RoHS certified, fully compatible with global markets.
Rapid Response: Technical experts online 24/7, providing solutions within 48 hours.
Stock Availability: Core models in stock, supporting small-batch customization and fast delivery.

FAQ

Q: How long is the delivery time?

A: Stock items ship within 3 days; custom models typically require 4–6 weeks.

Q: Is the transport packaging safe?

A: Uses anti-static blister trays and five-layer reinforced cartons to ensure damage-free logistics.

Q: Is the customization process fast?

A: Evaluation begins immediately after requirement confirmation, with rapid mass production after sample approval.

Q: What is the shock resistance?

A: Fully encapsulated design withstands extreme shocks and vibrations.

Q: Which currencies are accepted?

A: USD, EUR, and CNY are accepted for payment.

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