PDM2-S12-D9-D Equivalent & Substitute Parts Reference

Part Overview

The CUI Inc. PDM2-S12-D9-D is an isolated module DC-DC converter featuring dual outputs (+9V and -9V at 111mA each), with a total power rating of 2W. It accepts an input voltage range of 10.8V to 13.2V and provides a 1.5kV isolation voltage. The product is categorized as obsolete, necessitating the selection of alternative models for continued design support and inventory replenishment.

Key Parameters

Parameter	Value
Number of Outputs	2
Voltage - Input (Min)	10.8V
Voltage - Input (Max)	13.2V
Voltage - Output 1	9V
Voltage - Output 2	-9V
Current - Output (Max)	111mA, 111mA
Power (Watts)	2 W
Voltage - Isolation	1.5 kV
Mounting Type	Through Hole
Operating Temperature	-40°C ~ 105°C (With Derating)

Substitute Part Grouping Explanation

Substitute parts are selected by strictly matching the following key parameters: number of outputs, input voltage range, output voltage values, output current, power rating, isolation voltage, mounting type, and operating temperature range. All substitute models listed provide the required dual outputs (+9V and -9V) at up to 111mA per output, maintain compatible input ranges of 10.8V to 13.2V, provide through-hole mounting, and operate within the required temperature limits. Parameters such as isolation voltage, package type, and compliance certifications are also considered for equivalence within this product category.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Status	Number of Outputs	Input Voltage (Min)	Input Voltage (Max)	Output Voltage 1	Output Voltage 2	Output Current (Max)	Power (W)	Isolation Voltage	Mounting	Operating Temp	Package / Case	Efficiency	Approvals
PDM2-S12-D9-D	CUI Inc.	Obsolete	2	10.8V	13.2V	9V	-9V	111mA, 111mA	2 W	1.5 kV	Through Hole	-40°C ~ 105°C (With Derating)	14-DIP Module, 6 Leads	84%	CB Scheme, EN, IEC, UL
PDME2-S12-D9-D	CUI Inc.	Active	2	10.8V	13.2V	9V	-9V	111mA, 111mA	1.998 W	1.5 kV	Through Hole	-40°C ~ 105°C (With Derating)	7-SIP Module, 5 Leads	82%	cURus
R12P209D/P	Recom Power	Active	2	10.8V	13.2V	9V	-9V	111mA, 111mA	2 W	6.4 kV	Through Hole	-40°C ~ 85°C	7-SIP Module, 5 Leads	75%	-

Engineering Selection Recommendations

Parts with an active status, such as CUI Inc. PDME2-S12-D9-D and Recom Power R12P209D/P, meet the necessary key parameters for function and form compatibility. Regulatory and RoHS/REACH compliance are met for all substitute models listed. Approvals such as cURus, RoHS, and IEC standards are included for referenced substitutes in the provided data.

Frequently Asked Questions (FAQ)

Q1: What parameters are required for a DC DC converter substitute in this category?
A1: Number of outputs, input voltage range, output voltage values, output current, output power rating, isolation voltage, mounting type, and operating temperature.

Q2: Are there any significant differences in package or size among the listed substitutes?
A2: The main part uses a 14-DIP Module, 6 leads. Substitutes listed use 7-SIP Module, 5 leads. All provide through-hole mounting.

Q3: How do compliance and approvals impact substitute equivalence?
A3: Substitute parts listed meet provided compliance requirements such as RoHS, REACH, and relevant agency approvals.

Q4: Do all substitute parts support the full operating temperature range?
A4: All substitutes support at least -40°C to +85°C. CUI Inc. PDME2-S12-D9-D supports up to +105°C with derating, matching the original part.

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