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：AUDIO XFMR 600 / 510 SMD
- Series：TTC
- Mfr：Tamura
- Package：Tape & Reel (TR)
- Mounting Type：Surface Mount
- Size / Dimension：0.390" L x 0.665" W (9.90mm x 17.80mm)
- Height - Seated (Max)：0.181" (4.60mm)
- Termination Style：Gull Wing
- Turns Ratio - Primary:Secondary：1:01
- Impedance - Primary (Ohms)：600
- Impedance - Secondary (Ohms)：510
- DC Resistance (DCR) - Primary：58Ohm
- DC Resistance (DCR) - Secondary：70Ohm
- Transformer Type：-
- Frequency Range：300Hz ~ 3.5kHz
- Frequency Response：±0.3dB ~ ±0.5dB
- Voltage - Isolation：1875VRMS @ 1 Second
- Insertion Loss：1.25dB @ 1kHz
- Return Loss：16dB Min @ 300Hz ~ 3.5kHz
- Power Level：3.5dB
- Operating Temperature：-10°C ~ 60°C
- Approval Agency：UL1950, UL60950, EN60950
Download product information
Overview
The Tamura TTC-512 is a surface-mount audio transformer designed for voice and modem line applications. It features a primary impedance of 600 ohms and a secondary impedance of 510 ohms with a 1:1 turns ratio. The device operates within a frequency range of 300Hz to 3.5kHz, offering a frequency response of ±0.3dB to ±0.5dB. Key electrical specifications include a primary DC resistance of 58 ohms and a secondary DC resistance of 70 ohms. It provides isolation voltage of 1875VRMS @ 1 second and functions between -20°C and 85°C.
Feature Summary
- Optimized for high-speed modem and voice line signal transmission
- Surface mount package design for automated assembly integration
- High isolation voltage rating for safety compliance
Applications
- High-speed modem interface circuits
- Voice communication line transformers
- Data signal coupling in telecommunications equipment
Procurement Notes
Verify the specific datasheet revision when sourcing, as manufacturer documentation may update pinout or mechanical dimensions over time. Confirm RoHS compliance status directly with the supplier or official Tamura documentation prior to finalizing procurement orders. Ensure the component matches the required impedance ratio for your specific circuit design to maintain signal integrity.
Selection Notes
Select this component when a 600-ohm primary to 510-ohm secondary impedance transformation is required for SMD applications. Consider the 300Hz to 3.5kHz bandwidth for voice-grade signals. Evaluate the physical footprint against PCB space constraints and verify thermal performance within the specified operating temperature range for reliable long-term operation.
Part Context
The TTC-512 belongs to Tamura's specialized series of audio and signal transformers. These components are engineered for robust performance in telecommunications environments. The series typically includes variants optimized for different impedance ratios and frequency responses, catering to diverse modem and voice line requirements across various electronic systems.
Replacement Considerations
TTC-5024 serves as a potential substitute with similar 600-ohm primary impedance but differs in secondary impedance (330 ohms). Verify that the impedance mismatch does not affect circuit performance before replacement.
