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LT1640HCS8
+物料清單IC CONTRLR HOTSWAP NEGVOLT 8SOIC
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製造商ADI公司
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製造商部分 #LT1640HCS8
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規格
| 屬性 | 價值 |
| Part Status | Discontinued at DigiKey |
| Base Product Number | LT1640 |
| Type | Hot Swap Controller |
| Number of Channels | 1 |
| Internal Switch(s) | No |
| Applications | -48V |
| Features | Auto Retry |
| Programmable Features | Circuit Breaker, Fault Timeout, OVP, UVLO |
| Voltage - Supply | -80V ~ -10V |
| Operating Temperature | 0°C ~ 70°C |
| Supply Current | 1.3 mA |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SO |
| Packaging | Tube |
概述
Description
LT1640HCS8 is an 8‑pin switching regulator IC from Linear Technology (now Analog Devices). In the HCS8 package it provides a complete DC‑DC converter with an integrated power switch and control circuitry. It supports buck or boost configurations using external components (inductor, diode, capacitors) and uses current‑mode control with soft‑start. Key features typically include enable/shutdown, overcurrent protection, thermal shutdown, and high efficiency for compact, low‑noise power supplies. Typical applications: portable electronics, LED drivers, battery‑powered devices, and other small DC‑DC converters. For exact electrical specs, pinout, and application notes, refer to the LT1640 data sheet for the HCS8 variant.
Equivalent
There are no published direct cross-referenced equivalents for LT1640HCS8. To suggest substitutes, I need your design specs (input range Vin, output Vout, max Iout, switching frequency, and required package). With those, I can propose pin‑compatible or functionally similar devices from TI/ST/On Semiconductor/Analog Devices.
Pinout
- Pin count: 8 pins (HCS8 package, 8-pin device)
- Function: High-efficiency step-down (buck) DC-DC switching regulator (integrated switch) used to convert a higher input voltage to a lower regulated output with external inductor, diode, and capacitors.
- Function: High-efficiency step-down (buck) DC-DC switching regulator (integrated switch) used to convert a higher input voltage to a lower regulated output with external inductor, diode, and capacitors.
Manufacturer
- Manufacturer: Analog Devices, Inc. (ADI). The LT1640HCS8 originally came from Linear Technology, which ADI acquired in 2017.
- What kind of company: An American multinational semiconductor company that designs and manufactures analog, mixed-signal, and power-management integrated circuits.
- What kind of company: An American multinational semiconductor company that designs and manufactures analog, mixed-signal, and power-management integrated circuits.
Application
- High-efficiency buck regulator for portable electronics
- On-board power rails in automotive/industrial equipment
- Power supplies for telecom/networking gear and microcontroller systems
- Battery-powered devices needing compact, 8-pin solution
- General purpose DC-DC conversion where space and efficiency matter
Note: LT1640HCS8 is a compact, high-efficiency switching regulator in an 8-pin package suitable for these use cases.
- On-board power rails in automotive/industrial equipment
- Power supplies for telecom/networking gear and microcontroller systems
- Battery-powered devices needing compact, 8-pin solution
- General purpose DC-DC conversion where space and efficiency matter
Note: LT1640HCS8 is a compact, high-efficiency switching regulator in an 8-pin package suitable for these use cases.
Package
It's an 8-pin Small Outline Integrated Circuit (SOIC-8) package.
