LTC4400-1ES6 Analog Devices Integrated Circuit (SOT23 (6-Pin)) In Stock
Analog Devices LTC4400-1ES6 is an RF power controller IC featuring a 450 kHz control loop bandwidth and 45 dB dynamic range in a 6-pin SOT-23 package. It operates from a 3.6 V nominal supply and integrates an RF detector for closed-loop transmit power control in wireless systems. Available from authorized distributors with in-stock inventory and worldwide shipping.
- Manufacturer
- Analog Devices
- Package
- SOT23 (6-Pin)
- Pin Count
- 6
- Lifecycle
- OBSOLETE
- Datasheet
- LTC4400-1ES6 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LTC4400-1ES6?
- 450 kHz control loop bandwidth enabling fast RF power settling suitable for TDMA and burst-mode wireless transmitters
- 45 dB dynamic range providing wide output power control from minimum to maximum transmit levels in a single IC
- Compact 6-pin SOT-23 surface mount package at 3.6 V supply for space-efficient RF front-end board integration
What is LTC4400-1ES6 used for?
The LTC4400-1ES6 is designed for closed-loop RF transmit power control in cellular handsets, wireless base stations, and portable radio transceivers where accurate output power regulation across 45 dB is required. Its 450 kHz loop bandwidth supports rapid power ramp control in TDMA systems such as GSM, EDGE, and UMTS, ensuring compliance with spectral mask requirements at each burst boundary.
What are the specifications of LTC4400-1ES6?
| YTEOL | 0 |
| JESD-30 Code | R-PDSO-G6 |
| JESD-609 Code | e0 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, VERY THIN PROFILE, SHRINK PITCH |
| Qualification Status | Not Qualified |
| Supply Voltage-Nom | 3.6V |
| Surface Mount | YES |
| Technology | CMOS |
| Telecom IC Type | TELECOM CIRCUIT |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Tin/Lead (Sn/Pb) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.95mm |
| Terminal Position | DUAL |
| Package | SOT23 (6-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| HTS Code | 8542.39.00.01 |
Where can I find the LTC4400-1ES6 datasheet?
LTC4400-1ES6 Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for LTC4400-1ES6?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What control loop bandwidth and dynamic range does the LTC4400-1ES6 provide for RF power control?
The LTC4400-1ES6 provides a 450 kHz control loop bandwidth and 45 dB dynamic range. The 450 kHz bandwidth allows the controller to settle RF output power within microseconds, which is necessary in TDMA systems with burst durations as short as 577 µs per time slot. The 45 dB range covers typical transmitter power steps from minimum power to full output without requiring additional gain stages.
In which wireless transmitter architectures does the LTC4400-1ES6 offer the best performance fit?
The LTC4400-1ES6 fits best in power amplifier control loops for GSM, EDGE, W-CDMA, and similar wireless standards that demand fast power ramping within defined spectral masks. Its 450 kHz loop bandwidth and 45 dB range make it particularly effective in handset PA modules and small-cell base station transmitters where the detector-controller feedback path must stabilize within 10 µs to 100 µs of burst onset.
How does the SOT-23 package of the LTC4400-1ES6 compare to larger RF controller packages in a compact RF front-end layout?
The 6-pin SOT-23 package of the LTC4400-1ES6 measures approximately 2.9 mm x 1.6 mm, occupying significantly less PCB area than 8-pin SOIC or 16-pin TSSOP alternatives. This size advantage allows placement directly adjacent to the power amplifier within the RF signal path, minimizing detector line length and reducing parasitic inductance that could degrade loop stability at the 450 kHz bandwidth.
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About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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