Mfr Part #:

P33-18QX

Mfr Name: Polytron

The Polytron P33-18QX is an AC/DC converter with a -18V output voltage and 100mA current rating. It features Through Hole mounting and SCP protection.

Stock on Request

P33-18QX Description

Short technical summary and product information.

The Polytron P33-18QX is a linear encapsulated power module designed for AC to DC conversion. It provides a regulated -18VDC output with a current capacity of 100mA per output, for a total of two outputs. This converter is suitable for ITE (Commercial) applications and features Short Circuit Protection (SCP).

Designed for Through Hole mounting, the P33-18QX comes in a 7-DIP Module, 5 Leads package. Its operating temperature range is from -25°C to +71°C. The unit is approved by CE, cURus, and UL, indicating compliance with relevant safety standards. The dimensions are 88.9mm in length, 63.5mm in width, and 31.8mm in height.

Key electrical specifications include line and load regulation of 0.2%, and a voltage accuracy of ±1.0% at full load for single outputs. The temperature coefficient is typically ±0.02%/°C. Isolation resistance is rated at 50MOhms. This series is part of the P3, P5 series from Polytron Devices, Inc.

P33-18QX Quick Information

Product Type: AC DC Converter

Series: P3, P5 Series

Canonical Name: Polytron P33-18QX AC/DC Converter

Subcategory: Linear Encapsulated Power Modules

P33-18QX Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

P33-18QX Features

Provides dual -18VDC output at 100mA.
Features Short Circuit Protection (SCP).
Suitable for ITE (Commercial) applications.
Through Hole mounting in a 7-DIP package.
CE, cURus, and UL approved for safety.

P33-18QX Applications

Ideal for commercial electronic equipment.
Used in systems requiring regulated DC power.
Suitable for board-level power integration.
Designed for reliable operation in specified environments.

P33-18QX FAQs

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

What is the input voltage range of the P33-18QX?

105-125 Vac, 50-60 Hz.

What output voltages and currents does the P33-18QX provide?

Dual outputs: +/-18V at 100mA each.

What is the package type of the P33-18QX?

7-DIP Module, 5 leads, through-hole mount.

What is the operating temperature range of the P33-18QX?

-25°C to +71°C.

What protection features does the P33-18QX have?

Short circuit protection.

What are the line and load regulation values?

0.2% for both line and load regulation.

What are the dimensions of the P33-18QX?

88.9mm x 63.5mm x 31.8mm (3.50" x 2.50" x 1.25").

Category	AC DC Converters
Manufacturer Name	Polytron
Applications	ITE (Commercial)
Approval Agency	CE, cURus, UL
Current	100mA, 100mA
Features	SCP
Height	31.8mm (1.25")
Length	88.9mm (3.50")
Mounting Type	Through Hole
Number of Outputs	2
Operating Temperature	-25°C ~ 71°C
Type	Enclosed
Voltage	-18V
Voltage Range	105-125 Vac / 50-60 Hz / -18 Vdc / [{'limit_type': 'nominal', 'value': 100, 'unit': 'mA', 'display_value': '100 mA'}, {'limit_type': 'nominal', 'value': 100, 'unit': 'mA', 'display_value': '100 mA'}] / [{'limit_type': 'nominal', 'value': 0.2, 'unit': '%', 'display_value': '0.2%'}] / [{'limit_type': 'nominal', 'value': 1, 'unit': '%', 'display_value': '1%'}] / [{'limit_type': 'typical', 'value': 0.02, 'unit': '%/°C', 'display_value': '0.02%/°C'}] / 50 MOhms / Short Circuit Protection / [{'limit_type': 'minimum', 'value': -25, 'unit': '°C', 'display_value': '-25°C'}, {'limit_type': 'maximum', 'value': 71, 'unit': '°C', 'display_value': '71°C'}] / [{'limit_type': 'minimum', 'value': -25, 'unit': '°C', 'display_value': '-25°C'}, {'limit_type': 'maximum', 'value': 85, 'unit': '°C', 'display_value': '85°C'}] / Free Air Convection / 88.9mm (3.50") / 63.5mm (2.50") / 31.8mm (1.25") / 2 / SCP / ITE (Commercial) / ['CE', 'cURus', 'UL']
Width	63.5mm (2.50")