Product Overview
The CB1688S is an SMD transformer designed for vehicle and LAN applications, specifically compatible with various 10/100 Base-TX transceivers requiring a 1:1 transmit and 1:1 receive turns ratio. It offers robust performance within a wide operating temperature range and meets stringent automotive qualification standards.
Product Attributes
- Brand: CND-tek
- Series/Type: CB1688S
- Qualification: PER AEC-Q200
- Certifications: REACH SVHC-Free, Lead Free, RoHS, Pb Halogen Free
Technical Specifications
| Specification | Value | Conditions/Notes |
|---|---|---|
| OCL | 350uH Min | @ 1-100MHz |
| DCR () | 0.50 max | |
| Turns Ratio | 1CT :1CT | |
| Insertion Loss | -1.0dB Max | @ 125MHz, @ 1MHz |
| Return Loss | -16+26log10 (f/30 MHz) dB Min | @ 5-100MHz, @ 5MHz |
| Cross Talk | -45+21log10 (f/30 MHz) dB Min | @ 30-80MHz |
| CMMR | -50+17log10 (f/5 MHz )dB Min | @ 5-200MHz |
| Operating Temperature Range | -40~+105C | |
| Storage Temperature Range | -50~+125C | |
| Hi-Pot | 1500 VDC | 1 mA, 60 sec |
| Dimensions (MM/INCHES) | 12.00 (0.472) | Length |
| Dimensions (MM/INCHES) | 4.00 (0.157) | Width |
| Dimensions (MM/INCHES) | 16.00 (0.630) | Height |
| Reel Quantity | 600 PCS. PER REEL | |
| Packaging Trailer | 160 (6.299) MIN. | No Components |
| Packaging Leader | 400 (15.748) MIN. | Components |
| Detail A Diameter | 13.2 0.2 (0.795 .008) DIA. | |
| Detail A Diameter | 20.2 (0.795) DIA. MIN. | |
| Detail A Diameter | 22.4 (0.881) MAX. | |
| Detail A Dimensions | 16.4 +2.0/-0 (.646 +.079/-0) | |
| Detail A Dimensions | 330.0 2.0 (12.992 0.079) DIA. | |
| Detail A Dimensions | 100.0 2.0 (3.937 0.079) DIA. | |
| Suggested Land Pattern | 7x .050 (1.27) | |
| Suggested Land Pattern | 16x .050 (1.27) | |
| Suggested Land Pattern | 16x 0-8 |
2410151404_CND-tek-CB1688S_C7544911.pdf
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