SC79 Package Hyperabrupt Junction Varactor Diode SKYWORKS SMV1272-079LF for Battery Operated Devices
Key Attributes
Model Number:
SMV1272-079LF
Product Custom Attributes
Capacitance Ratio:
3@C1V/C4V
Diode Configuration:
Independent
DC Reverse Voltage(Vr):
15V
Diode Capacitance:
-
Mfr. Part #:
SMV1272-079LF
Package:
SC-79
Product Description
Product Overview
The Skyworks SMV1272-079LF is a silicon hyperabrupt junction tuning varactor diode engineered for battery-operated wireless systems. It features a high-capacitance ratio and low-series resistance, making it suitable for low phase-noise voltage-controlled oscillators (VCOs) operating at frequencies up to and above 2.5 GHz. Applications include low-noise and wideband UHF and VHF VCOs for GSM, PCS, CDMA, and analog phones.
Product Attributes
- Brand: Skyworks Solutions, Inc.
- Product Line: Hyperabrupt Junction Tuning Varactor
- Model Number: SMV1272-079LF
- Package Type: SC-79
- Certifications: MSL1, 260 C per JEDEC J-STD-020, Skyworks Green compliant, Halogen-free
- Cross Reference: Renesas HVC350B
- Lead Finish: Pb-free (RoHS-compliant)
Technical Specifications
| Parameter | Symbol | Test Condition | Min | Typical | Max | Units |
|---|---|---|---|---|---|---|
| Absolute Maximum Ratings | ||||||
| Reverse voltage | VR | 15 | V | |||
| Forward current | IF | 20 | mA | |||
| Power dissipation | PDIS | 250 | mW | |||
| Operating temperature | TOP | -55 | 125 | C | ||
| Storage temperature | TSTG | -55 | 150 | C | ||
| Electrical Specifications | ||||||
| Reverse current | IR | VR = 15 V | 20 | nA | ||
| Capacitance | CT | f = 1 MHz, VR = 1 V | 15.88 | 16.62 | pF | |
| f = 1 MHz, VR = 4 V | 5.0 | 6.0 | pF | |||
| Capacitance ratio | CTR | CT @ 1 V/CT @ 4 V | 2.8 | 3.0 | ||
| Series resistance | RS | f = 470 MHz, VR = 1 V | 0.4 | 0.5 | ||
| Breakdown voltage | VBR | IR = 10 A | 15 | V | ||
| SPICE Model Parameters | ||||||
| Part Number | CJO (pF) | VJ (V) | M | CP (pF) | ||
| SMV1272-079LF | 29 | 0.38 | 0.60 | 0.07 | ||
| RS () | LS (nH) | |||||
| SMV1272-079LF | 0.50 | 0.70 | ||||
Package Dimensions (SC-79)
Refer to Figure 3 in the datasheet for detailed SC-79 package dimensions.
Tape and Reel Dimensions (SC-79)
Standard reel size: 7 inches. Standard reel quantity: 3000 pcs. Refer to Figure 4 in the datasheet for detailed SC-79 tape and reel dimensions.
2410301826_SKYWORKS-SMV1272-079LF_C17341315.pdf
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