LM346N
Robust and reliable amplification solution for demanding systemsLM346N
Robust and reliable amplification solution for demanding systems
-
製造商零件號 # : LM346N
-
包裝/封裝: PDIP-16
-
零件狀態 : Obsolete
-
製造商: Stmicroelectronics
-
產品分類 : Instrumentation, OP Amps, Buffer Amps
品質保證
品質保證
從我們的供應鍊網路採購的所有零件都經過嚴格的進貨檢驗流程。 這種細緻的檢查可確保客戶收到的零件是正品並符合要求的標準。 此外,我們還保存這些檢查的詳細記錄,以確保整個供應鏈的透明度和可追溯性。
![ship1](/img/ship1.png)
![ship2](/img/ship2.png)
![ship3](/img/ship3.png)
![ship4](/img/ship4.png)
![ship5](/img/ship5.png)
![ship6](/img/ship6.png)
認證
我們已成功獲得各項認證標準,並建立了自己的專業檢測實驗室。 這確保了我們向客戶提供的每件產品都符合最高的品質標準。 我們遵守嚴格的測試協議,以保持我們產品的一致性和準確性。 為了確保我們的產品是原裝正品,我們還與信譽良好的第三方檢測機構合作進行嚴格的品質測試。 我們對品質的承諾延伸到滿足行業、法律、監管和 ISO 9001:2015 的要求。
運輸與付款
運輸與付款
關於運送
我們通常會在幾個工作日內通過可靠的運輸公司(例如 FedEx、SF、UPS 或 DHL)運送訂單。 我們還支持其他運輸方式。 如果您想詢問具體的運輸細節或費用,請隨時與我們聯繫。
![questionContent1](/img/questionContent1.png)
![questionContent2](/img/questionContent2.png)
![questionContent3](/img/questionContent3.png)
![questionContent4](/img/questionContent4.png)
![ctc](/img//questionContentctc.png)
![pelican](/img//questionContentpelican.png)
![express](/img//questionContentexpress.png)
![chunghwa post](/img//questionContentchunghwapost.png)
關於付款
我們接受多種支付方式,包括VISA、MasterCard、銀聯、西聯、PayPal等渠道。
如果您有特定的付款方式或想詢問費率和其他詳細信息,請隨時與我們聯繫。
![wire](/img/wire.png)
電匯
![questionContent7](/img/questionContent7.png)
Paypal
![cc](/img/cc.png)
信用卡
![western](/img/western.png)
西聯匯款
![mg](/img/mg.png)
速匯金
服務與包裝
服務與包裝
About After Sales Service
All Parts Extended Quality Guarantee
自發貨之日起 90 天內發起申請。
與我們的工作人員確認退貨或換貨。
保持貨物收到時的原始狀態。
最後請注意,退貨或換貨的資格取決於對退貨商品實際狀況的評估。 在完成退貨或換貨流程之前,我們將評估收到的貨物。 如果您對退貨或換貨有任何疑問或需要進一步幫助,請隨時通過以下方式聯絡我們: [email protected]
關於包裝
在包裝方面,我們的產品均精心包裝在防靜電袋中,以提供ESD防靜電保護。 外包裝堅固耐用且閉合牢固。 我們支持各種包裝方法,例如捲帶式、切帶式、管式或託盤式。
![pg](/img/pg.png)
例子
![捲帶式](/img/Tape and Reel.png)
捲帶式
![剪膠帶](/img/Cut Tape.png)
剪膠帶
![管或託盤](/img/Tube or Tray.png)
管或託盤
LM346N 數據表
![no-price](/img/no-price.jpg)
目前的價格方案正在編制中。請聯絡我們的客戶服務團隊獲取最新的價格資訊。感謝您的理解和支援!
詳細說明
The LM346N is a precision adjustable voltage regulator integrated circuit (IC) manufactured by Texas Instruments. It operates as a 2-terminal device with an adjustable output voltage and a reference voltage of 1.2V. The LM346N is capable of sourcing up to 100mA of output current while maintaining excellent regulation characteristics. Its adjustable output voltage range spans from the reference voltage up to 40V, making it suitable for a wide range of applications. The device offers high stability over varying load conditions and temperatures, ensuring reliable performance in demanding environments. With its low dropout voltage and high accuracy, the LM346N is commonly used in precision voltage regulation circuits, battery charging applications, and analog signal conditioning systems. Its compact TO-92 package and simple external component requirements enhance its versatility and ease of integration into various electronic designs
![](/files/uploads/product/b/2830f08c24024a2988f528cd38ea3ddf.webp)
主要特徵
- Adjustable voltage output
- Wide input voltage range
- Low dropout voltage
- Low quiescent current
- Thermal shutdown protection
- Adjustable current limit
- Adjustable frequency
- High ripple rejection
- Rugged packages
- Short circuit protection
應用
- Adjustable voltage regulators
- Power supplies
- Battery chargers
- Reference voltage generators
- Instrumentation amplifiers
- Signal conditioners
- DC-DC converters
- Automotive electronics
- Industrial control systems
- Motion control systems
規格
以下是所選零件的基本參數,涉及零件的特性及其所屬類別。
Part Life Cycle Code | Obsolete | Part Package Code | DIP |
Pin Count ! | 16 | Reach Compliance Code | |
ECCN Code | EAR99 | HTS Code ! | 8542.33.00.01 |
Amplifier Type | OPERATIONAL AMPLIFIER | Average Bias Current-Max (IIB) | 0.25 µA |
Common-mode Reject Ratio-Nom | 100 dB | Input Offset Voltage-Max | 7500 µV |
JESD-30 Code | R-PDIP-T16 | Length | 21.8 mm |
Neg Supply Voltage Limit-Max | -18 V | Neg Supply Voltage-Nom (Vsup) | -15 V |
Number of Functions | 4 | Number of Terminals | 16 |
Operating Temperature-Max | 70 °C | Operating Temperature-Min | |
Package Body Material | PLASTIC/EPOXY | Package Code | DIP |
Package Shape | RECTANGULAR | Package Style | IN-LINE |
Seated Height-Max | 5.08 mm | Slew Rate-Nom | 0.4 V/us |
Supply Voltage Limit-Max | 18 V | Supply Voltage-Nom (Vsup) | 15 V |
Surface Mount ! | NO | Temperature Grade ! | COMMERCIAL |
Terminal Form ! | THROUGH-HOLE | Terminal Pitch ! | 2.54 mm |
Terminal Position | DUAL | Unity Gain BW-Nom | 1200 |
Width | 7.62 mm | Manufacturer | STMicroelectronics |
Product Category ! | Operational Amplifiers - Op Amps | RoHS | Details |
Mounting Style | Through Hole | Package / Case | PDIP-16 |
Number of Channels | 4 Channel | Supply Voltage - Max | +/- 22 V |
GBP - Gain Bandwidth Product | 1 MHz | Output Current per Channel | 20 mA |
SR - Slew Rate | 500 mV/us | Vos - Input Offset Voltage | 5 mV |
Supply Voltage - Min | +/- 1.5 V | Minimum Operating Temperature | 0 C |
Maximum Operating Temperature ! | + 70 C | Ib - Input Bias Current | 250 nA |
Operating Supply Current | 2 mA | Shutdown | No Shutdown |
CMRR - Common Mode Rejection Ratio | 80 dB | en - Input Voltage Noise Density | 28 nV/sqrt Hz |
Series | LM346 | Brand | STMicroelectronics |
Dual Supply Voltage | +/- 3 V, +/- 5 V, +/- 9 V | Height | 5.1 mm (Max) |
Maximum Dual Supply Voltage | +/- 22 V | Minimum Dual Supply Voltage | +/- 1.5 V |
Operating Supply Voltage ! | +/- 1.5 V to +/- 22 V | Pd - Power Dissipation | 500 mW (1/2 W) |
Product | Operational Amplifiers | Product Type ! | Op Amps - Operational Amplifiers |
Factory Pack Quantity | 25 | Subcategory | Amplifier ICs |
Supply Type | Dual | Technology | Bipolar |
Voltage Gain dB | 120 dB | Unit Weight | 0.057419 oz |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等,這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is LM346N?
The LM346N is a precision adjustable voltage regulator designed by Texas Instruments. It is ideal for applications requiring a stable and accurate output voltage, such as power supplies, voltage references, and precision measurement equipment.
How Does LM346N Work?
The LM346N operates by comparing a reference voltage with a feedback voltage to regulate the output voltage. It utilizes an adjustable voltage reference and an error amplifier to achieve precise voltage regulation. The regulator features low dropout voltage and thermal shutdown protection for reliable operation.
How Many Pins does LM346N have and What are the Functions of the Pinout Configuration?
The LM346N is housed in a 3-lead TO-46 metal can package. The pinout configuration includes:
- Vout: Output voltage pin.
- Adj: Adjustable pin for setting the output voltage.
- Vin: Input voltage pin.
What are the Pros and Cons of LM346N?
Pros:
- Precision Regulation: Provides accurate and stable output voltage for critical applications.
- Adjustable Output: Allows for flexibility in setting the output voltage to specific requirements.
- Thermal Shutdown: Includes thermal shutdown protection for enhanced safety and reliability.
- Minimal External Components: Operates with minimal external components, simplifying design and integration.
Cons:
- Low Power Dissipation: May not be suitable for high power applications due to limited power dissipation capability.
- Package Size: The 3-lead TO-46 metal can package may require additional mounting considerations.
Are There Any Equivalents/Alternatives to LM346N for Recommendation?
- The LM317 from Texas Instruments is a widely used adjustable voltage regulator with similar functionality.
- Alternatives to the LM346N include the LT1085 from Analog Devices and the ADJ111 from Analog Devices.
推薦零件
-
Four-channel voltage comparator with low power consumption
製造商: Texas Instruments 包裝/箱: SOIC-14
7,931 有存貨
貨物週期: 3~7 天
最小訂購量為 1
-
LM2904N
$0.169 The LM2904N dual low power amplifier is housed in a PDIP package, making it easy to mount on a printed circuit board
製造商: Texas Instruments 包裝/箱: DSBGA (YPB)-8
7,951 有存貨
貨物週期: 3~7 天
最小訂購量為 1
-
LM2903DT
$0.048 LM2903DT: Low power dual voltage comparator perfect for low-energy circuits
製造商: Rohm Semiconductor 包裝/箱: SO-8
8,866 有存貨
貨物週期: 3~7 天
最小訂購量為 1
-
7,369 有存貨
貨物週期: 3~7 天
最小訂購量為 1
-
LM224D
$0.125 Quad, 30-V, 1.2-MHz operational amplifier with -25°C to 85°C operation
製造商: STMicroelectronics 包裝/箱: SOIC-14
3,981 有存貨
貨物週期: 3~7 天
最小訂購量為 1
-
Op Amp Dual Low Power Amplifier R-R O/P 5.5V 8-Pin DFN EP T/R
製造商: STMicroelectronics 包裝/箱: DFN-8
6,063 有存貨
貨物週期: 3~7 天
最小訂購量為 1
-
5,171 有存貨
貨物週期: 3~7 天
最小訂購量為 1
-
LMV358IPT
$0.173 Operational Amplifiers - Op Amps Dual Rail-to-Rail Input and Output
製造商: Stmicroelectronics 包裝/箱: TSSOP-8
7,704 有存貨
貨物週期: 3~7 天
最小訂購量為 1
-
Operational Amplifiers - Op Amps Dual Rail-to-Rail Input and Output
製造商: Stmicroelectronics 包裝/箱: SOIC-8
5,568 有存貨
貨物週期: 3~7 天
最小訂購量為 1
-
Packaged in 8-Pin TSSOP for Easy Integration
製造商: STMicroelectronics 包裝/箱: 8-TSSOP(0.173",4.40mmWidth)
7,593 有存貨
貨物週期: 3~7 天
最小訂購量為 1
-
9,010 有存貨
貨物週期: 3~7 天
最小訂購量為 1
-
LMV821ICT
$0.614 Op Amp Single Low Power Amplifier R-R O/P 5.5V 5-Pin SC-70 T/R
製造商: STMicroelectronics 包裝/箱: SC-70-5
5,766 有存貨
貨物週期: 3~7 天
最小訂購量為 1
-
6,599 有存貨
貨物週期: 3~7 天
最小訂購量為 1
-
6,701 有存貨
貨物週期: 3~7 天
最小訂購量為 1
-
LM293PT
$0.205 LM293PT voltage comparator with TSSOP-8 package is a low power
製造商: STMicroelectronics 包裝/箱: TSSOP
7,104 有存貨
貨物週期: 3~7 天
最小訂購量為 1
-
LMV324IDT
$0.179 Operational Amplifiers - Op Amps Quad Rail-to-Rail Input and Output
製造商: Stmicroelectronics 包裝/箱: SOIC-14
6,005 有存貨
貨物週期: 3~7 天
最小訂購量為 1