PKE3321PI Specifications Series Power Modules Part Number PKE3321PI Product Attributes Multi-output Status Active Isolation Isolated Regulation Regulated Input Voltage (min) 9V Input Voltage (max) 36V Output Voltage (typical) 12V Output Power 15W Output Current 1.25A Paralleling None Isolation Voltage 1500V Multi-Output TRUE Series PKE Typical Efficiency 88% Length 25.4mm Width 25.4mm Height 10.8mm Package Footprint 1x1in Package Type Enclosed Mounting Type TH Application Telecom, Industrial, Transportation and railway Output 2 Voltage (nominal) -12V Output 2 Power (max) 15W Output 2 Current (max) 1.25A Images are for illustrative purposes only. Resources Datasheets PKE3x2x Technical Papers TP018: Safety Requirements TP020: Verification & Qualification Considerations Mechanical Models Simplified STEP file – PKE series (typ) Safety Product Notice – UL62368 upgrade Application Notes AN319: Repair & Rework Recommendations Design Notes DN002: Power Supply Reliability Aspects DN023: Architecture Selection DN022: Output Ripple & Noise Measurement DN021: Enabling with RC Pin DN028: Thermal Characterization in Sealed Applications DN019: Thermal Characterization DN015: 48V Enable with RC Pin DN014: Voltage Monitoring DN013: OnOff Control with RC Pin DN026: Start-Up with External Voltage on Output DN012: Ouput Overvoltage Protection DN025: Forced Air Cooling at High Altitude DN007: Output Voltage Alarm Circuit DN024: Power Modules Basics DN029: Conducted EMC Filters DN027: Test Methods Brochures Selection Guide 2026 Flyer: Flex Power Modules’ capabilities Industrial and Railway DC/DC Solutions 2025 Environmental REACH Statement of Compliance RoHS Statement of Compliance Stock
