Changsha Purple Horn E-Commerce Co., Ltd.
                                                                                                           
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Surface Mount 2.5G Base Z Transformer Module Featuring CND-tek QG2437S for Long Haul Network Applications

Price Negotiable
Price: Negotiable
MOQ: Negotiable
Delivery Time: Negotiable
Product Description

Product Overview

The QG2437S is a 2.5G Single Port Transformer Module designed for long-haul applications. It supports four pairs of category 5 UTP cable, providing isolation and low common mode emissions through its cable interface. This module features a low-profile surface mount packaging suitable for Hi-Temp Reflow Processes and is compliant with the IEEE 802.3bz standard for 2.5G Base-Z. It is engineered to support 1:1 turns ratio transceivers.

Product Attributes

  • Brand: CND-tek
  • Product Model: QG2437S
  • Packaging: Surface Mount
  • Compliance: IEEE 802.3bz (2.5G Base-Z)

Technical Specifications

Specification Value
OCL 180 H Min. @ 100 KHz, 100mV with 8mA DC Bias
Leakage Inductance 0.5 H Max. @ 100KHz, 0.1V
C w/w 28 pF Max. @ 100KHz, 0.1V
DCR 1.00 Max
Turns Ratio (5%) 1CT:1 (TX), 1CT:1 (RX)
Polarity 2-23, 5-20, 8-17, 11-14
Insertion Loss -0.5dB Max. @ 1-50MHz
-1.0 dB Min. @ 50-125MHz
-2.0 dB Min. @ 125-200MHz
Return Loss -20 dB Min. @ 1-40MHz
Cross Talk 20+15*Log(f/40) dB Min. @ 40-200 MHz
Common Mode Rejection 30 dB Min.@ 1-125MHz
25 dB Min.@125-200MHz
Isolation HI-POT 25 dB Min.@1-200MHz
1500Vrms 1mA 1Second
Operating Temperature Range -40~+85
Storage Temperature Range -40~+125
Units per Reel 850 PCS
Reels per Carton 5 PCS
Units per Carton 4250 PCS
Dimensions mm (Unless otherwise specified, all tolerances are: 0.15mm)

Pinout:

  • TCT1: TD1+ (2), TD1- (3)
  • TCT2: TD2+ (5), TD2- (6)
  • TCT3: TD3+ (8), TD3- (9)
  • TCT4: TD4+ (11), TD4- (12)
  • MCT1: MX1+ (22), MX1- (21)
  • MCT2: MX2+ (20), MX2- (19)
  • MCT3: MX3+ (17), MX3- (16)
  • MCT4: MX4+ (14), MX4- (13)
  • Common Pins: MCT1 (23), MCT2 (24), MCT3 (15), MCT4 (10)

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Changsha Purple Horn E-Commerce Co., Ltd.
Location 2332 Kaibin Commercial Plaza, No. 419 Shaoshan Middle Road, Shazitang Street, Yuhua District, Changsha City, Hunan Province
Contact Person Sellina

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