ZPSA20-5

AC-DC CONV, OPEN FRAME, 1 O/P, 22W, 4.4A, 5V

⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.

Manufacturer: TDK-LAMBDA
Product type: AC / DC Open Frame Power Supplies
Power Supply Applications:ITE; No. of Outputs:1 Output; Power Rating (Forced Cooling):-; Power Rating (Convection Cooling):20W; Input Voltage VAC:85V AC t 94M5301

Delivery and price
Units per pack	10
Price	23.42 €
Current stock	10+
Lead time	30 days

Datasheet

- Wide Range AC Input 

- Low Profile, Industry Standard Footprint 

- Global Safety Agency Compliance 

- RoHS Compliant 

## **Key Market Segments & Applications** 

## ZPSA20 Series 

Video/Audio Routers Datacom Point of Sale Test and Measurement LED Signs and Lighting 

2" x 3.5" 20W AC-DC Power Supplies 

## ZPSA20 Features and Benefits 

|Features|Benefits|
|---|---|
|• Industry Standard Footprint|• Available to Second Source|
|• Up to 82% efficiency|• Less System Heating|
|• Broad Product Range|• Optimization of Power Supply to System|
|• Meets EN61000-4 Immunity|• Greater Reliability|



## **Specifications** 

|• Broad Product Range<br>• Meets EN61000-4 Immunity<br>**Specifications**|• Meets EN61000-4 Immunity|• Meets EN61000-4 Immunity|• Meets EN61000-4 Immunity|• Optimization of Power Supply to System<br>• Greater Reliability|
|---|---|---|---|---|
|||MODEL||**ZPSA20**|
|ITEMS|||||
|Input Voltage range|(1)||-|85 - 264VAC (47 - 440Hz) or 120 - 370VDC|
|Inrush Current|||A|40A max at 240VAC input, 25°C ambient cold start,|
|Input Current (115/230VAC)|||A|0.4 / 0.25|
|Leakage Current|||mA|0.6mA maximum (264VAC, 60Hz)|
|Temperature Coefficient|||-|±0.05%/°C|
|Voltage Accuracy|||-|±1%|
|Minimum Load|||A|None|
|Load Regulation|||-|±1%|
|Line Regulation|||-|±0.5%|
|Ripple & Noise|(2)||mV|1% or 50mV whichever is greater|
|Short Circuit Protection|||-|Continuous - hiccup mode|
|Overvoltage Protection|||V|Typically 110-130% of nominal|
|Hold Up Time (Typ)|||ms|12ms at 115VAC input|
|Operating Temperature||||0 to +70°C with derating|
|Storage Temperature|||-|-20 to +85°C|
|Humidity (non condensing)|||-|10 - 95% RH|
|Cooling|||-|Convection|
|Withstand Voltage||||Input to Ground 1.5kVAC, Input to Output 3kVAC, Output to Ground 500VAC for 1 min.|
|Isolation Resistance||||>100ΩM at 25°C & 70%RH, Output to Ground 500VDC|
|Vibration (non operating)||||23.52m/s2 (10 - 55Hz: constant sweep 1 min X, Y, Z for 1 hour)|
|Shock|||-|< 196.1 m/s2 (20G)|
|Safety Agency Approvals|||-|IEC/UL/CSA/EN62368-1, 60950-1, CE Mark|
|Conducted & Radiated EMI|||-|EN55022-B, FCC Class B|
|Immunity|||-|EN61000-4-2,-3,-4,-6,-8|
|Weight (Typ)|||g|100g|
|Size (WxLxH)|||mm|88.9 X 50.8 X 20.32 (including underside components )|
|Warranty|||yrs|2|



## **Notes:** 

(1) Safety certified for 47 - 63Hz input only       (2) Measured with 0.1 _µ_ F ceramic & 10 _µ_ F electrolytic at 20MHz BW 

ZPSA20 Series 

**1** 

## **Model Selector** 

|**Model**||**Output**<br>**Voltage (V)**|**Maximum**<br>**Output (A)**|**Peak**<br>**Load (A)(1)**|**Efficiency(2)**<br>**(typ)%**|
|---|---|---|---|---|---|
|ZPSA20-3R3|V1|3.3|4.4|6.6|74|
|ZPSA20-5|V1|5.0|4.4|6.6|77|
|ZPSA20-9|V1|9.0|2.4|4.0|80|
|ZPSA20-12|V1|12.0|1.8|2.7|80|
|ZPSA20-15|V1|15.0|1.4|2.1|80|
|ZPSA20-24|V1|24|0.9|1.4|82|



**Notes:  (1)** Average not to exceed max power, <30s, 10% duty cycle (high line 240VAC) 

**(2)** Preliminary Data 

Derating Curve ZPSA20 Series ~~Lo~~ 

## **INTERMEDIATE VOLTAGES  AVAILABLE PLEASE CONSULT SALES** 

ZPSA20 Series 

**2** 

## Outline Drawing ZPSA20 Series 

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**Options** Suffix Add Suffix -P for PCB Mount Pins 

ZPSA20 Series 

**3** 

## **TDK-Lambda France SAS** 

Tel: +33 1 60 12 71 65 tlf.fr.powersolutions@tdk.com www.emea.lambda.tdk.com/fr 

## **TDK-Lambda Americas** 

Tel:  +1 800-LAMBDA-4 or 1-800-526-2324 tla.powersolutions@tdk.com www.us.lambda.tdk.com 

## **Italy Sales Office** 

Tel: +39 02 61 29 38 63 tlf.it.powersolutions@tdk.com www.emea.lambda.tdk.com/it 

## **Netherlands** 

## **TDK Electronics do Brasil Ltda** 

Tel: +55 11 3289-9599 sales.br@tdk-electronics.tdk.com www.tdk-electronics.tdk.com/en 

tlf.nl.powersolutions@tdk.com www.emea.lambda.tdk.com/nl 

## **TDK-Lambda Germany GmbH** 

Tel: +49 7841 666 0 tlg.powersolutions@tdk.com www.emea.lambda.tdk.com/de 

## **TDK-Lambda Corporation** 

Tel: +81-3-6778-1113 www.jp.lambda.tdk.com 

## **TDK-Lambda (China) Electronics Co. Ltd.** 

Tel: +86 21 6485-0777 tlc.powersolutions@tdk.com www.lambda.tdk.com.cn 

## **Austria Sales Office** 

Tel: +43 2256 655 84 tlg.at.powersolutions@tdk.com www.emea.lambda.tdk.com/at 

## **Switzerland Sales Office** 

Tel: +41 44 850 53 53 tlg.ch.powersolutions@tdk.com www.emea.lambda.tdk.com/ch 

## **Nordic Sales Office** 

## **TDK-Lambda Singapore Pte Ltd.** 

Tel: +65 6251 7211 tls.marketing@tdk.com www.sg.lambda.tdk.com 

## **TDK India Private Limited, Power Supply Division** 

Tel:   +91 80 4039-0660 mathew.philip@tdk.com www.sg.lambda.tdk.com 

Tel: +45 8853 8086 tlg.dk.powersolutions@tdk.com www.emea.lambda.tdk.com/dk 

## **TDK-Lambda UK Ltd.** 

Tel: +44 (0) 12 71 85 66 66 tlu.powersolutions@tdk.com www.emea.lambda.tdk.com/uk 

## **TDK-Lambda Ltd.** 

Tel: +9 723 902 4333 tli.powersolutions@tdk.com www.emea.lambda.tdk.com/il-en 

For Additional Information, please visit https://product.tdk.com/en/power/ 

ZPSA20 Mar21 v5 

ZPSA20 Series 

**4**

Updated at April 27, 2026

TDK-Lambda is globally recognized as a premier manufacturer of highly reliable power supply solutions and power management equipment. With a strong engineering heritage, the company is a trusted partner for mission-critical applications across the industrial, medical, telecommunications, and test and measurement sectors, delivering components that meet stringent international performance and safety standards. Our extensive portfolio of TDK-Lambda products is heavily focused on comprehensive power and line protection, highlighted by a vast selection of industry-leading AC/DC converters. Engineered to deliver exceptional efficiency and stable performance in demanding environments, these power supplies form the backbone of our offering and are built to support the rigorous power demands of modern electronic infrastructure. To complement these primary power solutions, we also offer a targeted range of high-performance DC/DC converters designed for precise, board-level voltage regulation. Furthermore, to ensure the optimal performance and longevity of these power systems, our catalog includes specialized cooling and thermal management components, such as natural convection heat sinks, providing complete thermal stability for your most critical designs.

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