Mfr Part #:

SM7505P

Mfr Name: S+M

The SM7505P is a high-performance primary side regulation (PSR) control power switch IC designed for offline low-power AC/DC power supplies. It offers high-precision constant voltage and constant current output.

✓ Total Stock: 381 pcs

$ Price Range: $2.16

SM7505P Available from 2 distributors

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Smaxon Electronics ✓ Non-Authorised Inventory information	217 pcs On Request	217 pcs	On Request	1	On Request	On Request	12+	On Request	On Request
Fe Components ✓ Non-Authorised Inventory information	164 pcs On Request	164 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

SM7505P Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	S+M
Features	Integrated high voltage power switch; Cycle-by-cycle peak current limiting; HVDD overvoltage protection; HVDD undervoltage protection; HVDD voltage clamping; Primary Side Regulation (PSR)
Output Type	Constant Voltage/Constant Current

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SM7505P Description

Short technical summary and product information.

The SM7505P is a high-performance primary side regulation (PSR) control power switch IC specifically designed for offline low-power AC/DC switching power supplies. This chip excels in providing high-precision constant voltage (CV) and constant current (CC) output across a full input voltage range, with accuracy maintained within ±3%.

A key advantage of the SM7505P is its ability to eliminate the need for traditional components like optocouplers and TL431 through its integrated primary side feedback technology. This simplification reduces system complexity and cost while enhancing overall reliability.

The SM7505P incorporates robust protection features, including an integrated high-voltage power switch, cycle-by-cycle peak current limiting to prevent overcurrent damage, and HVDD overvoltage and undervoltage protection. These features ensure safe and reliable operation under various conditions, making it an excellent choice for cost-effective and high-performance power supply designs.

SM7505P Quick Information

Product Type: Power Switch IC

Canonical Name: SM7505P Primary Side Regulation Control Power Switch IC

Subcategory: Special Purpose Transistors

SM7505P Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

SM7505P Estimated Pricing

Qty	Low	High
1+	$2.16	$2.16

Estimated market price range - modelled values for guidance only, not live distributor offers.

SM7505P Features

High-precision ±3% CV/CC output accuracy.
Primary Side Regulation (PSR) technology.
Integrated high voltage power switch.
Cycle-by-cycle peak current limiting.
Comprehensive HVDD protection features.

SM7505P Applications

Suitable for small offline AC/DC power supplies.
Ideal for high-precision constant voltage applications.
Used in cost-effective power supply designs.
Applicable in systems requiring integrated high-voltage switching.
Suitable for power systems with comprehensive protection needs.

SM7505P FAQs

5 frequently asked questions generated from this part’s specifications.

What is the output accuracy for the SM7505P?

The SM7505P maintains high-precision constant voltage and constant current output accuracy within ±3%.

What type of output does the SM7505P provide?

The SM7505P provides both Constant Voltage (CV) and Constant Current (CC) output.

Does the SM7505P support a full input voltage range?

Yes, the SM7505P is designed to operate with a full input voltage range.

What protection features are integrated into the SM7505P?

The SM7505P includes an integrated high voltage power switch, cycle-by-cycle peak current limiting, HVDD overvoltage protection, HVDD undervoltage protection, and HVDD voltage clamping.

What is the key advantage of the SM7505P's design?

The SM7505P utilizes Primary Side Regulation (PSR) technology, eliminating the need for traditional optocouplers and TL431 components.