Adjustable current limitation

文件：2.4003 Mbytes 頁數(shù)：37 Pages

STMICROELECTRONICS

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具有可調(diào)電流限值的61 V 3 A異步降壓開關(guān)穩(wěn)壓器

The L7987 device is a step-down monolithic switching regulator able to deliver up to 3 A DC. The output voltage adjustability ranges from 0.8 V to VIN. The wide input voltage range and the 100% duty cycle capability meet the fail safe specifications for industrial systems. The embedded switchove ? 3 A DC output current \n? 4.5 V to 61 V operating input voltage \n? RDS,ON= 250 mΩ typ. \n? Adjustable fSW(250 kHz - 1.5 MHz) \n? Low IQ-SHD (11 μA typ. from VIN) \n? Low IQ (1 mA typ. - VIN24 V - VOUT3.3 V) \n? Output voltage adjustable from 0.8 V to VIN \n? Synchronization \n? Adjustable soft-st;

ST

意法半導(dǎo)體

Package：16-TSSOP（0.173"，4.40mm 寬）裸露焊盤；包裝：卷帶（TR）剪切帶（CT）Digi-Reel? 得捷定制卷帶 功能：降壓 類別：集成電路（IC） 穩(wěn)壓器 - DC-DC 開關(guān)穩(wěn)壓器 描述：IC REG BUCK ADJ 3A 16HTSSOP

STMICROELECTRONICS

意法半導(dǎo)體

Package：16-TSSOP（0.173"，4.40mm 寬）裸露焊盤；包裝：卷帶（TR）剪切帶（CT）Digi-Reel? 得捷定制卷帶 功能：降壓 類別：集成電路（IC） DC DC 開關(guān)穩(wěn)壓器 描述：IC REG BUCK ADJ 3A 16HTSSOP

STMICROELECTRONICS

意法半導(dǎo)體

Adjustable current limitation

文件：2.63072 Mbytes 頁數(shù)：41 Pages

STMICROELECTRONICS

意法半導(dǎo)體

具有可調(diào)電流限值的61 V 2 A異步降壓開關(guān)穩(wěn)壓器

The L7987L device is a step-down monolithic switching regulator able to deliver up to 2 A DC. The output voltage adjustability ranges from 0.8 V to almost VIN. The embedded switchover feature on the VBIAS pin maximizes the efficiency at light load. The adjustable current limitation, designed to sele ? 2 A DC output current \n? 4.5 V to 61 V operating input voltage \n? RDS,ON = 300 mΩ typ. \n? Adjustable fSW (250 kHz - 1.5 MHz) \n? Low IQ-SHD (11 μA typ. from VIN) \n? Low IQ (1 mA typ. - VIN 24 V - VOUT 3.3 V) \n? Output voltage adjustable from 0.8 V to VIN \n? Synchronization \n? Adjustable sof;

ST

意法半導(dǎo)體

Package：16-TSSOP（0.173"，4.40mm 寬）裸露焊盤；包裝：卷帶（TR）剪切帶（CT）Digi-Reel? 得捷定制卷帶 功能：降壓 類別：集成電路（IC） 穩(wěn)壓器 - DC-DC 開關(guān)穩(wěn)壓器 描述：IC REG BUCK ADJ 2A 16HTSSOP

STMICROELECTRONICS

意法半導(dǎo)體