L4972价格
参考价格：￥18.6278
型号：L4972A 品牌：STMicroelectronics 备注：这里有L4972多少钱，2026年最近7天走势，今日出价，今日竞价，L4972批发/采购报价，L4972行情走势销售排行榜，L4972报价。| 型号 | 功能描述 | 生产厂家 企业 | LOGO | 操作 |
|---|---|---|---|---|
L4972 | 2A SWITCHINGREGULATOR Description The L4972A is a stepdown monolithic power switching regulator delivering 2A at a voltage variable from 5.1 to 40V. Features ■ 2A OUTPUT CURRENT ■ 5.1V TO 40V OUTPUT VOLTAGE RANGE ■ 0 TO 90 DUTY CYCLE RANGE ■ INTERNAL FEED-FORWARD LINE REG. ■ INTERNAL CURRENT LIMITING ■ PRE | STMICROELECTRONICS 意法半导体 |   | |
L4972 | 2 A SWITCHING REGULATOR • PWM LATCH FOR SINGLE PULSE PER PERIOD\n• UNDER VOLTAGE LOCK OUT WITH HYSTERETIC TURN-ON\n• SWITCHING FREQUENCY UP TO 200KHz\n• VERY HIGH EFFICIENCY\n• CONTINUOUS MODE OPERATION\n• THERMAL SHUTDOWN\n• RESET AND POWER FAIL FUNCTIONS• PRECISE 5.1V ± 2% ON CHIP REFERENCE\n• 2A OUTPUT CURRENT\n• 0 ; | STMICROELECTRONICS 意法半导体 | | |
丝印代码：L49721MA；LME49721 High-Performance, High-Fidelity Rail-to-Rail Input/Output Audio Operational Amplifier 1FEATURES 2• Rail-to-Rail Input and Output • Easily Drives 10kΩ Loads to Within 10mV of Each Power Supply Voltage • Optimized for Superior Audio Signal Fidelity • Output Short Circuit Protection APPLICATIONS • Ultra High-Quality Portable Audio Amplification • High-Fidelity Preamplifiers | TI 德州仪器 | | ||
丝印代码：L49721MA；LME49721 High-Performance, High-Fidelity Rail-to-Rail Input/Output Audio Operational Amplifier 1FEATURES 2• Rail-to-Rail Input and Output • Easily Drives 10kΩ Loads to Within 10mV of Each Power Supply Voltage • Optimized for Superior Audio Signal Fidelity • Output Short Circuit Protection APPLICATIONS • Ultra High-Quality Portable Audio Amplification • High-Fidelity Preamplifiers | TI 德州仪器 | | ||
丝印代码：L49721MA；LME49721 High-Performance, High-Fidelity Rail-to-Rail Input/Output Audio Operational Amplifier 1FEATURES 2• Rail-to-Rail Input and Output • Easily Drives 10kΩ Loads to Within 10mV of Each Power Supply Voltage • Optimized for Superior Audio Signal Fidelity • Output Short Circuit Protection APPLICATIONS • Ultra High-Quality Portable Audio Amplification • High-Fidelity Preamplifiers | TI 德州仪器 | | ||
丝印代码：L49721MA；LME49721 High-Performance, High-Fidelity Rail-to-Rail Input/Output Audio Operational Amplifier 1FEATURES 2• Rail-to-Rail Input and Output • Easily Drives 10kΩ Loads to Within 10mV of Each Power Supply Voltage • Optimized for Superior Audio Signal Fidelity • Output Short Circuit Protection APPLICATIONS • Ultra High-Quality Portable Audio Amplification • High-Fidelity Preamplifiers | TI 德州仪器 | | ||
丝印代码：L49721MA；LME49721 High-Performance, High-Fidelity Rail-to-Rail Input/Output Audio Operational Amplifier 1FEATURES 2• Rail-to-Rail Input and Output • Easily Drives 10kΩ Loads to Within 10mV of Each Power Supply Voltage • Optimized for Superior Audio Signal Fidelity • Output Short Circuit Protection APPLICATIONS • Ultra High-Quality Portable Audio Amplification • High-Fidelity Preamplifiers | TI 德州仪器 | | ||
丝印代码：L49721MA；LME49721 High-Performance, High-Fidelity Rail-to-Rail Input/Output Audio Operational Amplifier 1FEATURES 2• Rail-to-Rail Input and Output • Easily Drives 10kΩ Loads to Within 10mV of Each Power Supply Voltage • Optimized for Superior Audio Signal Fidelity • Output Short Circuit Protection APPLICATIONS • Ultra High-Quality Portable Audio Amplification • High-Fidelity Preamplifiers | TI 德州仪器 | | ||
丝印代码：L49721MA；LME49721 High-Performance, High-Fidelity Rail-to-Rail Input/Output Audio Operational Amplifier 1FEATURES 2• Rail-to-Rail Input and Output • Easily Drives 10kΩ Loads to Within 10mV of Each Power Supply Voltage • Optimized for Superior Audio Signal Fidelity • Output Short Circuit Protection APPLICATIONS • Ultra High-Quality Portable Audio Amplification • High-Fidelity Preamplifiers | TI 德州仪器 | | ||
丝印代码：L49721MA；LME49721 High-Performance, High-Fidelity Rail-to-Rail Input/Output Audio Operational Amplifier 1FEATURES 2• Rail-to-Rail Input and Output • Easily Drives 10kΩ Loads to Within 10mV of Each Power Supply Voltage • Optimized for Superior Audio Signal Fidelity • Output Short Circuit Protection APPLICATIONS • Ultra High-Quality Portable Audio Amplification • High-Fidelity Preamplifiers | TI 德州仪器 | | ||
丝印代码：L49723MA；LME49723 Dual High Fidelity Audio Operational Amplifier 1FEATURES 2• Easily Drives 600Ω Loads • Optimized for Superior Audio Signal Fidelity • Output Short Circuit Protection • PSRR and CMRR Exceed 100dB (typ) • SOIC Package APPLICATIONS • High Quality Audio Amplification • High Fidelity Preamplifiers • High Fidelity Multimedia • Phono Pre | TI 德州仪器 | | ||
丝印代码：L49723MA；LME49723 Dual High Fidelity Audio Operational Amplifier 1FEATURES 2• Easily Drives 600Ω Loads • Optimized for Superior Audio Signal Fidelity • Output Short Circuit Protection • PSRR and CMRR Exceed 100dB (typ) • SOIC Package APPLICATIONS • High Quality Audio Amplification • High Fidelity Preamplifiers • High Fidelity Multimedia • Phono Pre | TI 德州仪器 | | ||
丝印代码：L49723MA；LME49723 Dual High Fidelity Audio Operational Amplifier 1FEATURES 2• Easily Drives 600Ω Loads • Optimized for Superior Audio Signal Fidelity • Output Short Circuit Protection • PSRR and CMRR Exceed 100dB (typ) • SOIC Package APPLICATIONS • High Quality Audio Amplification • High Fidelity Preamplifiers • High Fidelity Multimedia • Phono Pre | TI 德州仪器 | | ||
丝印代码：L49723MA；LME49723 Dual High Fidelity Audio Operational Amplifier 1FEATURES 2• Easily Drives 600Ω Loads • Optimized for Superior Audio Signal Fidelity • Output Short Circuit Protection • PSRR and CMRR Exceed 100dB (typ) • SOIC Package APPLICATIONS • High Quality Audio Amplification • High Fidelity Preamplifiers • High Fidelity Multimedia • Phono Pre | TI 德州仪器 | | ||
丝印代码：L49723MA；LME49723 Dual High Fidelity Audio Operational Amplifier 1FEATURES 2• Easily Drives 600Ω Loads • Optimized for Superior Audio Signal Fidelity • Output Short Circuit Protection • PSRR and CMRR Exceed 100dB (typ) • SOIC Package APPLICATIONS • High Quality Audio Amplification • High Fidelity Preamplifiers • High Fidelity Multimedia • Phono Pre | TI 德州仪器 | | ||
丝印代码：L49723MA；LME49723 Dual High Fidelity Audio Operational Amplifier 1FEATURES 2• Easily Drives 600Ω Loads • Optimized for Superior Audio Signal Fidelity • Output Short Circuit Protection • PSRR and CMRR Exceed 100dB (typ) • SOIC Package APPLICATIONS • High Quality Audio Amplification • High Fidelity Preamplifiers • High Fidelity Multimedia • Phono Pre | TI 德州仪器 | | ||
丝印代码：L49723MA；LME49723 Dual High Fidelity Audio Operational Amplifier 1FEATURES 2• Easily Drives 600Ω Loads • Optimized for Superior Audio Signal Fidelity • Output Short Circuit Protection • PSRR and CMRR Exceed 100dB (typ) • SOIC Package APPLICATIONS • High Quality Audio Amplification • High Fidelity Preamplifiers • High Fidelity Multimedia • Phono Pre | TI 德州仪器 | | ||
丝印代码：L49723MA；LME49723 Dual High Fidelity Audio Operational Amplifier 1FEATURES 2• Easily Drives 600Ω Loads • Optimized for Superior Audio Signal Fidelity • Output Short Circuit Protection • PSRR and CMRR Exceed 100dB (typ) • SOIC Package APPLICATIONS • High Quality Audio Amplification • High Fidelity Preamplifiers • High Fidelity Multimedia • Phono Pre | TI 德州仪器 | | ||
2A SWITCHINGREGULATOR Description The L4972A is a stepdown monolithic power switching regulator delivering 2A at a voltage variable from 5.1 to 40V. Features ■ 2A OUTPUT CURRENT ■ 5.1V TO 40V OUTPUT VOLTAGE RANGE ■ 0 TO 90 DUTY CYCLE RANGE ■ INTERNAL FEED-FORWARD LINE REG. ■ INTERNAL CURRENT LIMITING ■ PRE | STMICROELECTRONICS 意法半导体 | | ||
2 A SWITCHING REGULATOR The L4972A is a stepdown monolithic power switching regulator delivering 2A at a voltage variable from 5.1 to 40V. \n Realized with BCD mixed technology, the device uses a DMOS output transistor to obtain very high efficiency and very fast switching times. Features of the L4972 include reset and PWM LATCH FOR SINGLE PULSE PER PERIOD\nUNDER VOLTAGE LOCK OUT WITH HYSTERETIC TURN-ON\nSWITCHING FREQUENCY UP TO 200KHz\nVERY HIGH EFFICIENCY\nCONTINUOUS MODE OPERATION\nTHERMAL SHUTDOWN\nRESET AND POWER FAIL FUNCTIONS\nPRECISE 5.1V ± 2% ON CHIP REFERENCE\n2A OUTPUT CURRENT\n0 TO 90% DUTY CY; | STMICROELECTRONICS 意法半导体 | | ||
2A SWITCHINGREGULATOR Description The L4972A is a stepdown monolithic power switching regulator delivering 2A at a voltage variable from 5.1 to 40V. Features ■ 2A OUTPUT CURRENT ■ 5.1V TO 40V OUTPUT VOLTAGE RANGE ■ 0 TO 90 DUTY CYCLE RANGE ■ INTERNAL FEED-FORWARD LINE REG. ■ INTERNAL CURRENT LIMITING ■ PRE | STMICROELECTRONICS 意法半导体 | | ||
2A SWITCHING REGULATOR 文件：1.37447 Mbytes Page：22 Pages | STMICROELECTRONICS 意法半导体 | | ||
封装/外壳：20-DIP（0.300"，7.62mm） 功能：降压 包装：卷带（TR） 描述：IC REG BUCK ADJUSTABLE 2A 20DIP 集成电路（IC） 稳压器 - DC-DC 开关稳压器 | STMICROELECTRONICS 意法半导体 | | ||
2A SWITCHING REGULATOR 文件：1.37447 Mbytes Page：22 Pages | STMICROELECTRONICS 意法半导体 | | ||
2A SWITCHING REGULATOR 文件：1.37447 Mbytes Page：22 Pages | STMICROELECTRONICS 意法半导体 | | ||
封装/外壳：20-SOIC（0.295"，7.50mm 宽） 功能：降压 包装：卷带（TR）剪切带（CT）Digi-Reel® 得捷定制卷带 描述：IC REG BUCK ADJUSTABLE 2A 20SO 集成电路（IC） DC DC 开关稳压器 | STMICROELECTRONICS 意法半导体 | | ||
2A SWITCHING REGULATOR 文件：1.37447 Mbytes Page：22 Pages | STMICROELECTRONICS 意法半导体 | | ||
Surge Clamping, Transient Overvoltage Suppressor Unidirectional Description: The NTE4900 series of silicon Transient Suppressors designed to protect voltage sensitive components from high energy voltage transients. Transient over voltage suppressor devices have become very important as a consequence of their high surge capability, extremely fast response time | NTE | | ||
1.2W AUDIO POWER AMPLIFIER WITH STANDBY MODE ACTIVE HIGH Description The TS4972 is an Audio Power Amplifier capable of delivering 1.6W of continuous RMS ouput power into a 4Ω load @ 5V. ■ Operating from VCC = 2.5V to 5.5V ■ Rail-to-rail output ■ 1.2W output power @ Vcc=5V, THD=1, F=1kHz, with 8Ω load ■ Ultra low consumption in standby mode (10nA) | STMICROELECTRONICS 意法半导体 | |
L4972产品属性
- 类型
描述
- Marketing Status：
Active
- Package：
PDIP 20
- Grade：
Industrial
- Input Voltage_min(V)：
15
- Input Voltage_max(V)：
50
- Regulated Output Voltage_min(V)：
5.1
- Regulated Output Voltage_max(V)：
40
- Output Current-Max_nom(A)：
2
- Synchronous rectification：
No
- Quiescent current_typ(mA)：
13
- Inhibit Pin：
false
- Soft-start：
No
- Oscillator Switching frequency_min(Internal)(kHz)：
100
- Oscillator Switching frequency_max(Internal)(kHz)：
200
| IC供应商 | 芯片型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
STMicroelectronics |
24+ |
20-PowerDIP |
66800 |
原厂授权一级代理,专注汽车、医疗、工业、新能源！ |
|||
STM |
22+ |
原廠原封 |
5000 |
原装现货库存.价格优势!! |
|||
STM |
23+ |
20-SOIC |
65600 |
||||
ST/意法 |
23+ |
SOP-20 |
89630 |
当天发货全新原装现货 |
|||
STM |
09+ |
SOP-20 |
2247 |
只售全新原装货真实实数现货放心 |
|||
ST |
25+ |
SOP20 |
3200 |
全新原装、诚信经营、公司现货销售! |
|||
ST/意法 |
2450+ |
SOP20 |
6540 |
只做原装正品假一赔十为客户做到零风险!! |
|||
STM |
25+ |
4500 |
百分百原装正品 真实公司现货库存 本公司只做原装 可 |
||||
ST/意法 |
25+ |
SOP |
32360 |
ST/意法全新特价L4972AD013TR即刻询购立享优惠#长期有货 |
|||
ST |
10+ |
DIP-18 |
7800 |
全新原装正品,现货销售 |
L4972规格书下载地址
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