备用零件
Price @ 1000
$ 1.49
$ 1.65
Stock
400,267
844,126
Authorized Distributors
6
6
Case/Package
TSSOP
-
Number of Pins
-
16
Number of Outputs
1
1
Max Output Current
3.45 A
3.45 A
Switching Frequency
250 kHz
1.5 MHz
Min Input Voltage
4.5 V
4.5 V
Max Input Voltage
61 V
61 V
Min Output Voltage
800 mV
800 mV
Max Output Voltage
61 V
61 V
Efficiency
-
-
Synchronous Rectifier
Yes
Yes
供应链
Country of OriginMainland China
Export Control Classification Number (ECCN) CodeEAR99
Harmonized Tariff Schedule (HTS) Code8542.39.00.60
Introduction Date2014-06-03
Lifecycle StatusProduction (Last Updated: 2 weeks ago)
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描述
由其分销商提供的 STMicroelectronics L7987L 的描述。
61 V 2 A asynchronous step-down switching regulator with adjustable current limitation
Conv DC-DC 4.5V to 61V Synchronous Step Down Single-Out 0.8V to 61V 2A 16-Pin HTSSOP EP Tube
Buck No 250KHz~1.5MHz Adjustable 1 61V 800mV 61V 4.5V HTSSOP-16 SMD mount 5mm*4.4mm*1.2mm
Switching Regulator, Voltage-mode, 3.45A, 1650kHz Switching Freq-Max, PDSO16
IC REG BUCK ADJ 2A 16HTSSOP / Buck Switching Regulator IC Positive Adjustable 0.8V 1 Output 2A 16-TSSOP (0.173", 4.40mm Width) Exposed Pad
L7987L Series 61 V 2 A Asynchronous Step-Down Switching Regulator
DC/DC Switching Regulator, Adjustable, Asynchronous Buck (Step Down), Single Output, 800 mV to 61 V, 2 A, 1.5 MHz, 16 Pins, HTSSOP-EP
ASYNCHRONUS STEP-DOWN SWITCHNG REGULATOR; Topology: Buck (Step Down); Input Voltage Min: 4.5V; Input Voltage Max: 61V; No. of Outputs: 1Outputs; DC / DC Converter IC Case: HTSSOP; No. of Pins: 16Pins; Output Current: 2A; Output
制造商别名
STMicroelectronics 在全球拥有多个品牌，分销商可将其用作替代名称。STMicroelectronics 也可称为以下名称：
- ST MICRO
- STM
- SGS
- SGS THOMSON
- INMOS
- STMICROE
- STMICROEL
- STMICR
- ST MIC
- ST MICROELECTRONIC
- SGS THOMPSON
- SESCOSEM
- STMICROELECT
- ST8
- STMICROELECTRON
- WAFERSCALE
- SGS-ATES
- ST MICROELECTRONICS SEMI
- ST/SGS
- ST MICROELECTRO
- SGST
- THOMS
- STMICROELE
- WAFERSCALE INTEGRATION INC
- SGS-Thomson Microelectronics
- ST Microeletronics
技术规格
Physical
Case/PackageTSSOP
MountSurface Mount
Number of Terminals16
Technical
Max Duty Cycle50 %
Max Input Voltage61 V
Max Junction Temperature (Tj)150 °C
Max Operating Temperature150 °C
Max Output Current3.45 A
Max Output Voltage61 V
Max Supply Voltage61 V
Max Switching Frequency1.65 MHz
Min Input Voltage4.5 V
Min Operating Temperature-40 °C
Min Output Voltage800 mV
Min Supply Voltage4.5 V
Nominal Input Voltage24 V
Number of Channels1
Number of Circuits1
Number of Outputs1
Output ConfigurationPositive
Output Current2 A
Output TypeAdjustable
Output Voltage61 V
Schedule B8542390000
Switching Frequency250 kHz
Synchronous RectifierYes
TopologyBuck
Dimensions
Height1.2 mm
Height - Seated (Max)1.2 mm
Length5 mm
Terminal Pitch650 µm
Width4.4 mm