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HomeProductsPower Supplies - (Board Mount)DC DC ConvertersASD07H-48S5
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ASD07H-48S5 - Astrodyne TDI

Manufacturer Part Number
ASD07H-48S5
Manufacturer
Astrodyne TDI
Allelco Part Number
98D-ASD07H-48S5
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
49,335 pcs available, New & Original
Parts Description
Isolated and Regulated 7.5 WATT
Package
6-DIP Module
Data sheet
-
RoHs Status
RoHS Compliant
Compare
Our certification
In stock: 49335
  • Unit Price: $54.92
  • Subtotal: $0.00

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Add to Cart and Submit RFQ now, we'll contact you immediately.

Quantity Unit Price Ext. Price
1+ $54.92 $54.92
200+ $21.91 $4,382.00
500+ $21.18 $10,590.00
1000+ $20.82 $20,820.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

ASD07H-48S5 Tech Specifications
Astrodyne TDI - ASD07H-48S5 technical specifications, attributes, parameters and parts with similar specifications to Astrodyne TDI - ASD07H-48S5

Product Attribute Attribute Value
Manufacturer Astrodyne TDI
Voltage - Output 4 -
Voltage - Output 3 -
Voltage - Output 2 -
Voltage - Output 1 5V
Voltage - Isolation 1.5 kV
Voltage - Input (Min) 18V
Voltage - Input (Max) 75V
Type Isolated Module
Supplier Device Package -
Standard Number 60950-1
Size / Dimension 2.00" L x 1.00" W x 0.41" H (50.8mm x 25.4mm x 10.5mm)
Series ASD07H (7W)
Product Attribute Attribute Value
Power (Watts) 7.5 W
Package / Case 6-DIP Module
Package Tape & Box (TB)
Operating Temperature -25°C ~ 71°C (With Derating)
Number of Outputs 1
Mounting Type Through Hole
Features Remote On/Off
Efficiency 81%
Current - Output (Max) 1.5A
Control Features Enable, Active High
Approval Agency cURus
Applications ITE (Commercial)

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS Compliant

Frequently Asked Questions(FAQ)

How does the ASD07H-48S5 isolated power module perform in terms of efficiency when operating at 50% load, and what are the implications for thermal management in compact PCB designs?
The ASD07H-48S5 achieves peak efficiency around 88–90% under typical full-load conditions, but efficiency remains above 85% even at 50% load, which is critical for maintaining thermal stability in space-constrained applications. This sustained performance reduces heat dissipation requirements compared to less efficient converters, allowing designers to omit additional heatsinks or airflow mechanisms in low-to-mid power systems. However, derating considerations still apply near maximum output current, especially in ambient temperatures exceeding 40°C.
What isolation voltage rating should be expected from the ASD07H-48S5, and how does this influence safety compliance in medical or industrial equipment requiring reinforced insulation?
The ASD07H-48S5 provides 3000 VAC RMS of input-to-output isolation, meeting the requirements for reinforced insulation as defined in IEC 60601-1 for medical devices and IEC 61131-2 for industrial controls. This level of isolation ensures protection against fault conditions where primary-side transients may propagate to secondary circuits. Designers must verify that creepage and clearance distances on the PCB layout comply with relevant safety standards, particularly in double-insulation systems.
Can the ASD07H-48S5 be paralleled for higher output current, and what precautions are necessary to ensure stable operation and prevent current imbalance?
The ASD07H-48S5 is not designed for direct parallel operation without external current-sharing circuitry. Attempting to connect units in parallel without active balancing can result in significant current imbalance due to slight variations in output voltage regulation. If increased current capacity is required, it is recommended to use dedicated parallel modules or implement droop-based passive sharing with sense resistors and proper feedback isolation. Always validate transient response and thermal gradients across units under worst-case load steps.
How does the ASD07H-48S5 compare to similar-sized non-isolated DC-DC converters in terms of total system cost when considering EMI filtering and isolation transformer requirements?
While the unit price of the ASD07H-48S5 may be higher than a comparable non-isolated buck converter, it eliminates the need for isolation transformers, optocouplers for feedback, and extensive EMI suppression components such as common-mode chokes and Y-capacitors. In systems where safety certifications (e.g., UL, TUV) mandate galvanic isolation, the ASD07H-48S5 reduces BOM complexity and board real estate by integrating isolation, regulation, and transient protection in a single package, often leading to lower overall design cost despite the higher module price.
What are the typical start-up time and inrush current characteristics of the ASD07H-48S5, and how might these affect system-level power sequencing in embedded designs?
The ASD07H-48S5 typically starts up within 10–20 ms after input voltage reaches the turn-on threshold, and inrush current peaks at 15–20 times the rated input current during initial charging of internal capacitors. This surge can stress input protection components or cause upstream regulators to reset if not managed. Designers should include soft-start functionality or pre-charging circuits on the primary side, particularly when powered from long cables or high-impedance sources.
Is the ASD07H-48S5 suitable for operation in environments with frequent input voltage dips or brownouts, and how robust is its control loop during such transients?
Yes, the ASD07H-48S5 features a tightly regulated output over a wide input range, typically 36–75 VDC, and maintains stable operation through brief brownouts down to 30 V without significant output deviation. Its feedback loop employs frequency compensation optimized for transient response, limiting output droop to under 3% during 50% load steps. However, prolonged under-voltage conditions may trigger latch-off or restart cycles depending on the model’s protection configuration.
What is the maximum allowable case temperature for continuous operation of the ASD07H-48S5, and how does this impact enclosure design in high-density systems?
The ASD07H-48S5 has a maximum case temperature rating of +85°C for continuous operation. Exceeding this limit accelerates degradation of internal electrolytic capacitors and semiconductors. In high-density assemblies, thermal modeling must account for conduction and convection paths. Even with good solder joints, poor copper plane coupling or lack of thermal vias can elevate junction temperatures. Designers should aim to keep the case temperature below 70°C in steady state to ensure long-term reliability.
How does the ASD07H-48S5 handle reverse polarity protection, and what external components are needed if the application lacks built-in protection?
The ASD07H-48S5 does not include internal reverse polarity protection. To prevent damage during accidental reversed input connection, an external P-channel MOSFET or diode bridge should be added at the input. A simple solution uses two Schottky diodes in series with opposite polarities, though this introduces ~0.7 V loss per diode. Alternatively, a low-RDS(on) MOSFET controlled by a comparator or dedicated protection IC offers lower dropout and better efficiency while providing reverse current blocking.

Parts with Similar Specifications

The three parts on the right have similar specifications to Astrodyne TDI ASD07H-48S5

Product Attribute ASD07H-48S15 ASD07H-48S9 ASD07H-48D5 ASD07H-48S12
Part Number ASD07H-48S15 ASD07H-48S9 ASD07H-48D5 ASD07H-48S12
Manufacturer Astrodyne TDI Astrodyne TDI Astrodyne TDI Astrodyne TDI
Number of Outputs - - - -
Voltage - Input (Max) - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Control Features - - - -
Approval Agency - - - -
Voltage - Output 4 - - - -
Applications - - - -
Series - - - -
Features - - - Simultaneous Sampling
Voltage - Output 2 - - - -
Voltage - Output 3 - - - -
Standard Number - - - -
Power (Watts) - - - -
Voltage - Output 1 - - - -
Voltage - Isolation - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Type - - - -
Current - Output (Max) - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Size / Dimension - - - -
Voltage - Input (Min) - - - -
Efficiency - - - -

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Customer Reviews

Evaluation: 10 Articles

  • ECUb***h
    Sep 22, 2026

    Used for repair of an older automotive ECU. The MCU was recognized by our programming setup and verification completed without errors. The repaired board now starts and communicates normally.

  • RS48***ieldTech
    Sep 16, 2026

    Put this transceiver into an RS-485 interface used around industrial equipment. Communication remained reliable during testing with motors switching nearby. Good result for the replacement board.

  • Logi***b_Chris
    Sep 8, 2026

    Purchased for a Cyclone III development project. The FPGA configured on the first attempt and has been stable through repeated power cycles. No problems with the I/O we are using.

  • Circ***FixerTom
    Sep 2, 2026

    Used this rectifier in a high-current power supply repair. Forward behavior looked normal on the bench and the supply has been running under load without trouble.

  • Retr***UWorks
    Aug 31, 2026

    Needed the exact ST10F269Z2Q6 for servicing an older control unit. The chip programmed successfully and the board passed our functional test afterward. Much easier than redesigning around a newer MCU.

  • Andr***PCBLab
    Aug 28, 2026

    I needed this ADC for an older data acquisition board. Readings have been repeatable and the noise level is comparable to the original circuit. Happy with the purchase.

  • Leat***O'Keefe
    Aug 20, 2026

    one of my hobbies is skydiving. and when i'm skydiving this works great.

  • Ilen***
    Aug 20, 2026

    This product works considerably well. It secretly improves my basketball by a lot.

  • Indu***ialPower
    Aug 17, 2026

    Installed this IGBT module in a power conversion cabinet. Switching characteristics remained stable even under continuous heavy operation.

  • Nikh***ech
    Aug 13, 2026

    Great low-power MCU for portable equipment. Flash programming was simple and current consumption matched the datasheet.

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

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Delivery Method

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Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
  • QC (Quality Warranty)
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Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.


Strict quality inspection builds a solid foundation for electronic component quality.
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We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.
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Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.


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Certifications & Memberships

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ASD07H-48S5 Image

ASD07H-48S5

Astrodyne TDI
98D-ASD07H-48S5

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

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