ChipApex | Global Electronic Components Supplier
SEARCH
Search Product
Search Post
— IC芯片 | 连接器 | 传感器 | 被动器件 —
Consult the customer manager about the wholesale price.
consultation hotline：86-132-6715-2157
email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.
Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.
Product Detailed Parameters
- Description：PWR XFMR LAMINATED 1.2VA TH
- Series：161
- Mfr：Hammond Manufacturing
- Package：Bulk
- Type：Laminated Core
- Voltage - Primary：115V
- Voltage - Secondary (Full Load)：Parallel 10V, Series 20V
- Current - Output (Max)：Parallel 120mA, Series 60mA
- Primary Winding(s)：Single
- Secondary Winding(s)：Single, Multiple Taps
- Center Tap：No
- Power - Max：1.2VA
- Mounting Type：Through Hole
- Termination Style：PC Pin
- Size / Dimension：35.05mm L x 30.23mm W
- Height - Seated (Max)：30.99mm
- Voltage - Isolation：2000Vrms
- Weight：0.19 lb (86.18 g)
Download product information
Overview
The Hammond Manufacturing 161EA20 is a low voltage power transformer designed for PCB mounting. It features a single primary winding rated at 115 VAC and a dual secondary winding configuration providing 20 VAC center-tapped output. The unit has a power rating of 1.2 VA with a secondary current capacity of 60 mA. It utilizes through-hole solder pin termination for secure board integration. The transformer operates at 60 Hz and supports a maximum operating temperature of +130 C, ensuring reliability in standard electronic applications.
Feature Summary
- Low voltage PCB mount design for direct board integration
- Dual secondary winding with center tap configuration
- Through-hole solder pin termination for secure mounting
Applications
- Low power electronic circuitry requiring isolated AC supply
- Control systems utilizing center-tapped rectification
- Industrial instrumentation with strict space constraints
Procurement Notes
Verify the specific suffix codes against official Hammond Manufacturing documentation to ensure correct voltage and VA ratings. Confirm that the procurement order matches the exact part number 161EA20 to avoid substitution errors. Cross-reference datasheet specifications for thermal limits and mounting dimensions prior to finalizing purchase orders.
Selection Notes
Select this component when a compact, low-power transformer is required for PCB assembly. Ensure the application voltage aligns with the 115 VAC primary rating. Verify that the 1.2 VA output capacity meets the load requirements. Consider the physical dimensions and through-hole spacing for proper board layout compatibility.
Part Context
This model belongs to the Hammond 161 series of low voltage power transformers. The series offers various configurations for different voltage and power needs. The 161EA20 specifically addresses applications needing a small footprint with a 20V CT output. It complements other variants in the lineup by providing standardized mounting and electrical characteristics.
Replacement Considerations
Consult official Hammond Manufacturing cross-reference lists for verified substitutes. Generic equivalents may not match the precise winding or dimensional specifications. Validate any alternative part numbers against the original datasheet before implementation.
