LTC4251CS6#TRPBF IC CTRLR HOTSWAP NEGVOLT SOT23-6

Sales：3

114283

5.0 out of 5 stars

1 star 0.4%

2 star 0%

3 star 0.2%

4 star 0.5%

5 star 98.9%

Total products: 2406513

Total sales: 14856635

Average lead time: 0 Hour

Delivery times (Express): 0

Delivery times (Post office): 0

Favorite

LTC4251CS6#TRPBF

Utsource certified used parts

Utsource certified used parts provide the following guarantees:

1. Utsource will inspect the goods, including appearance inspection (no serious damage to the appearance), select qualified and honest suppliers, and ensure 98% qualification rate.

2. Some parts are tested by machine.

3. Utsource certified parts can be returned and refunded unconditionally within 60 days.

Description

IC CTRLR HOTSWAP NEGVOLT SOT23-6

Series: -
Brand: LT
DateCode: 12+
Package / Case: SOT-23
Packaging: Tape & Reel (TR)
Part Status: Active
Type: Hot Swap Controller
Number of Channels: 1
Internal Switch(s): No
Applications: -48V
Features: Latched Fault
Programmable Features: Circuit Breaker, Current Limit, Fault Timeout, OVP, UVLO
Voltage - Supply: -75 V ~ -43 V
Current - Output (Max): -
Operating Temperature: 0°C ~ 70°C
Current - Supply: 800μA
Mounting Type: Surface Mount
Supplier Device Package: SOT-23-6
Feature Pins: (UV, OV), TIMER

All product names, trademarks, brands and logos used on this site are the property of their respective owners. The depiction, description or sale of products featuring these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorization by any rights holder.

The parameters and performance indicators of this product are sourced from the internet. In case of discrepancies, please refer to the manufacturer's technical specifications!！

Product Attributes

Parameter	Description	Min	Typ	Max	Unit
VIN Range	Input Voltage Range	4.5	-	60	V
IOUT Range	Output Current Range	0	-	30	A
VSENSE Range	Sense Voltage Range	0	-	1.25	V
VCC Operating Range	Supply Voltage Range	4.5	-	60	V
IQ (Typ)	Quiescent Current	-	70	-	μA
THERM Threshold	Thermal Shutdown Threshold	160	-	-	°C
Fault Response Time	Fault Response Time	-	1.5	-	μs
Package Type	Package Type	-	-	-	6-lead TSOT-23
Operating Temperature Range	Operating Temperature Range	-40	-	85	°C
Storage Temperature Range	Storage Temperature Range	-65	-	150	°C

Instructions for Using the LTC4251CS6#TRPBF

Power Supply Connection:
- Connect the input voltage (VIN) to the VCC pin.
- Ensure the input voltage is within the specified range of 4.5V to 60V.
Output Configuration:
- Connect the load to the OUT pin.
- The output current (IOUT) can range from 0A to 30A.
Sense Resistor:
- Connect a sense resistor between the SENSE+ and SENSE- pins to monitor the output current.
- The sense voltage (VSENSE) should be within the range of 0V to 1.25V.
Thermal Management:
- Monitor the device temperature to ensure it does not exceed the thermal shutdown threshold of 160°C.
- Use appropriate heatsinking if necessary.
Fault Detection:
- The device has a fault response time of 1.5μs. In the event of a fault, the device will shut down to protect the circuit.
Operating and Storage Conditions:
- Ensure the operating temperature is within the range of -40°C to 85°C.
- Store the device in an environment with a temperature range of -65°C to 150°C.
Package Handling:
- Handle the 6-lead TSOT-23 package with care to avoid damage to the leads and the body of the device.
Schematic and Layout:
- Follow the recommended layout guidelines provided in the datasheet to ensure optimal performance and reliability.
Testing:
- Test the device under various operating conditions to ensure it meets the required specifications.
Compliance:
- Ensure that the device complies with all relevant safety and regulatory standards for your application.

(For reference only)

QUANTITY	UNIT PRICE	PLUS UNIT PRICE	TOTAL PRICE
≥1:	US $3.69900	US $3.32910	US $3.32910
≥5:	US $2.46600	US $2.21940	US $11.09700
≥10:	US $2.21940	US $1.99746	US $19.97460
≥20:	US $2.15775	US $1.94197	US $38.83940
≥50:	US $2.09610	US $1.88649	US $94.32450
≥100:	US $2.03445	US $1.83100	US $183.10000
≥200:	US $1.97280	US $1.77552	US $355.10400
≥500:	US $1.94814	US $1.75333	US $876.66500
≥1000:	US $1.91115	US $1.72003	US $1720.03000

Substitute (equivalent) Product

Substitute Product	Brief Description
LTC4251-1IS6#TRPBF	IEEE 802.3af compliant PD interface controller with inrush current limit and thermal overload protection from Linear Technology.
TPS23753APW	Power over Ethernet (PoE) PD controller with integrated DC/DC converter from Texas Instruments, suitable for various PoE applications.
LTC4263IS6#TRPBF	PoE PD interface controller with signature and classification functions from Analog Devices.
Si3402-B-IS	PoE PD controller IC with integrated switching regulator from Silicon Labs, suitable for isolated and non-isolated designs.
MAX5969AETD+	IEEE 802.3af-compliant, PD interface controllers with integrated MOSFET and signature resistor from Maxim Integrated.

Note: Ensure the specifications and functionalities meet your requirements before replacing the component in your design.

Product Usage

The LTC4251CS6#TRPBF is a Hot Swap controller integrated circuit (IC) manufactured by Analog Devices (previously Linear Technology). It is used in circuits where it is necessary to safely insert and remove circuit boards or other hardware into a live backplane or system without causing damage due to inrush currents or power surges. Here are some common applications and circuits that use the LTC4251CS6#TRPBF:

Telecommunications Equipment:
- Used in telecom servers and base stations to manage the power for hot-swappable cards, ensuring stable operation without service interruption.
Server and Datacenter Hardware:
- Commonly used in server motherboards and storage systems where components such as hard drives, SSDs, or network cards need to be hot-swapped.
Industrial Systems:
- Applied in industrial control systems, automation equipment, and process control units where system uptime is critical, and components must be replaceable without shutting down the entire system.
Network Equipment:
- Utilized in routers, switches, and network appliances to control the power during the insertion and removal of network modules or cards.
Computing Systems:
- Found in workstations and high-performance computing systems that require hot-swappable power supplies or additional computing modules.

Key Features of the LTC4251CS6#TRPBF:

Current Limiting: Controls the inrush current when a board is inserted to prevent damage.
Fault Protection: Monitors for overcurrent conditions and provides protection by shutting down the output.
Undervoltage Lockout (UVLO): Ensures that the device remains off if the input voltage is too low.
Power Good Signal: Provides feedback on the status of the power, indicating whether the power is within acceptable limits.

Typical Circuit Implementation:

A typical application circuit for the LTC4251CS6#TRPBF might look something like this:

Input Power Source: Connects to the Vcc pin of the IC, typically at a voltage level suitable for the application, often ranging from 2.7V to 26.5V.
Sense Resistor: Placed in series with the load to sense the current and provide feedback to the IC for current limiting.
Gate Control: Connects to an external N-channel MOSFET which controls power to the load. The LTC4251 drives the gate of the MOSFET.
Load: The circuit or device that will be powered through the Hot Swap controller.

Example Detailed Description:

Input Capacitor (C_in): Smooths the input power supply.
Sense Resistor (R_sense): Sets the current limit threshold.
N-Channel MOSFET (Q1): Controlled by the LTC4251 to switch the load on and off.
Output Capacitor (C_out): Ensures stability and filters the output to the load.

            +Vcc
             |
        C_in  |
          \ | /
           ---
           ---
           ｜
           ｜
          _|_
           . .
         .     .
       .         .
     .    LTC    .
    .   4251CS6   .
   .  (Hot Swap)  .
  .               .
   .             .
     ...........
           |_|_
           _|  |
          |    |
          |    |
        /------O Load
      Q1

In summary, the LTC4251CS6#TRPBF is primarily used in applications requiring Hot Swap capabilities to protect electronic systems during live insertion and removal of components. It can be found in a wide range of high-reliability electronic systems where uptime and system integrity are critical.

Product Reviews

Submit

0 buyer reviews from United States

See all reviews >>

Shopping process

Search on the website

Send an inquiry
Add to Cart

Add to inquiry cart

Quote
Place Order
Goods warehousing

Package

Ship order out

Global Logistics Country List

Flag	Country	Estimated Delivery Time		Minimum First Weight Cost
Flag	Country	Express	Standard Shipping	Express (0.5kg)	Standard Shipping (0.05kg)

Expand

Order and Warranty Related Search

Order and Warranty

Order

Users could add parts to cart and upload BOM when they searching parts, calculate cost in a second, offer you the best bill of materials.
Some specific products need to reach the minimum order quantity.
Users could get coupons randomly when they applied plus member. Utsource offers different buying options with different product quality from different seller stores when placing orders.
Users could add products to“inquiry cart" and submit your inquiry, utsource will send quotation email to you.
If you need add additional order instructions like Tax Invoice or Remark, please put them on the ordering information page.
All order information could be checked in your "account center"page
Please confirm the product description when placing order.
The order can’t be canceled after shipment, so please email customer service to revise order details before shipment.
Utsource Mobile browser version and APP could be downloaded to find parts anytime, anywhere if needed.
Please choose right language and currency to place order if needed.

Payment

UTSOURCE supports global payments, including mainstream US PAYPAL, credit cards (VISA, MASTERCARD, AMERICAN EXPRESS, JCB), WEST UNION;
Popular payment in Europe: SofortBanking, Trustpay, Paysafecard;
Middle East: CashU, Onecard;
Southeast Asia : MOLPay;
Russia commonly used: Qiwi, Yandex Money, WebMoney;
The Dutch payment: iDEAL, Polish Dotpay,
Brazilian payment: Boleto
These above payments have a high market share in the local area with better payment experience, simpler payment method.

Shipping

USPS, FedEx, DHL, and UPS could be selected.
Express: (FEDEX, UPS, DHL, TNT)Free shipping on first 0.5kg for orders over 200$, Overweight will be charged separately.
It is available for users to select "Freight Collect"depending on their requirement
It may cost additional remote fees for delivery if you are in a remote area.
Shipping price for your order will be calculated automatically in the shopping cart.If you have any questions about shipping costs, you can write to us and we will confirm it manually.
For in-stock parts, orders normally could be shipped out within 1-2days.
Delivery date: usually 2 to 5 working days.
Shipping Tracking Number will be sent by email or you can go to APP or website "account center" to check once your order has been shipped.
Invoice could be downloaded from "account center" > "my invoice" if needed

Gift Coupon/Plus service

You could receive US $5 shipping coupon (applicable to new users)
Offer 30-day PLUS free trial service( The plus service will be stopped automatically after the end of the trial, and no extra charge will be generated. Commodity prices are usually reduced by 10%)
“Funds account” could be used for your next order purchase If you have money that has been returned to your “Funds account”. (You could check it in “My Account” > “Funds account” )
Utsource offers professional customer service worldwide in USA, Mexico, Brazil, Italy, France, Germany and many other places.

Returning

Returns are normally accepted when completed within 90 days from the date of the parcel delivered.

Defective ( Please provide a third party quality report of nonconforming products)

Return Freight charges must be prepaid; we will not accept COD shipments.

Warranty

All UTSOURCE purchases have a 90 days money back return policy, plus a 100 days UTSOURCE warranty against any manufacturing defects.This warranty shall not apply to any item where defects have been caused by improper customer assembly, failure by customer to follow instructions, product modification, negligent or improper operation.

Related Search

LTC4251CS6#TRPBF Price
LTC4251CS6#TRPBF Pdf
LTC4251CS6#TRPBF Hard to find
LTC4251CS6#TRPBF Pinout
LTC4251CS6#TRPBF Obsolete
LTC4251CS6#TRPBF Image
LTC4251CS6#TRPBF Buy
LTC4251CS6#TRPBF Picture
LTC4251CS6#TRPBF Sell
LTC4251CS6#TRPBF In Stock
LTC4251CS6#TRPBF Search
LTC4251CS6#TRPBF Distributor
LTC4251CS6#TRPBF Datasheet
LTC4251CS6#TRPBF New&Original
LTC4251CS6#TRPBF Application
LTC4251CS6#TRPBF Series
LTC4251CS6#TRPBF Replacement
LTC4251CS6#TRPBF TI(LT)
LTC4251CS6#TRPBF find
LTC4251CS6#TRPBF purchase
LTC4251CS6#TRPBF need
LTC4251CS6#TRPBF shopping
LTC4251CS6#TRPBF store
LTC4251CS6#TRPBF Cheap
LTC4251CS6#TRPBF transistor
LTC4251CS6#TRPBF equivalent
LTC4251CS6#TRPBF Electronic Component
LTC4251CS6#TRPBF IC CTRLR HOTSWAP NEGVOLT SOT23-6

Related Supplier

Part Number Seller's Name Stock Brand Package/Case Date Code Description Price

Alternate Names

LTC4251CS6#TRPBF

LTC4251CS6#TRPBF has several brands around the world that may have alternate names for LTC4251CS6#TRPBF due to regional differences or acquisition. LTC4251CS6#TRPBF may also be known as the following names:

Expand