|
|
PDF L5988 Data sheet ( Hoja de datos )
| Número de pieza | L5988 | |
| Descripción | 4A step-down switching regulator | |
| Fabricantes | STMicroelectronics | |
| Logotipo |  |
|
Hay una vista previa y un enlace de descarga de L5988 (archivo pdf) en la parte inferior de esta página. Total 10 Páginas | ||
|
No Preview Available !
www.DataSheet4U.com
Features
■ 4A DC output current
■ 2.9V to 18V input voltage
■ Output voltage adjustable from 0.6V
■ 400KHz switching frequency, programmable
up to 1MHz
■ Soft-start and inhibit
■ 1.8V ± 2% reference voltage
■ Low dropout operation: 100% duty cycle
■ Voltage feed-forward
■ Zero load current operation
■ Sink current capability
■ Over current, over voltage and thermal
protection
■ HTSSOP16 package
Application circuit
L5988
4A step-down switching regulator
with synchronous rectification
Preliminary Data
HTSSOP16
Applications
■ Consumer:
– STB, DVD, DVD recorder, TV, VCR, Car
audio, LCD monitors
■ Networking:
– XDSL, Modems, DC-DC modules
■ Computer:
– Optical storage, Hard disk drive, Printers,
Audio/Graphic cards
■ Industrial:
– Chargers, car battery, DC-DC converters
Order codes
Part Number
Package
Packaging
L5988D
HTSSOP16
Tube
L5988DTR
HTSSOP16
Tape and reel
August 2006
Rev 3
1/10
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to change without noticwew. w.st.com
10
1 page  
www.DataSLh5ee9t84U8.com
3 Maximum ratings
Table 2. Absolute maximum ratings
Symbol
Parameter
VCC Input voltage
VOUT
Output DC voltage
S/O/U, SS/INH, FB, COMP,
SYNCH, Fsw, ILIM-ADJ
Analog pins
PTOT
Power dissipation at TA = 60°C
TJ Junction temperature range
Tstorage
Storage temperature range
Maximum ratings
Value
20
-0.3 to 20
-0.3 to 4
-40 to 150
-55 to 150
Unit
V
V
V
W
°C
°C
4 Electrical characteristics
VCC = 12V, TJ = 25° C, unless otherwise specified
Table 3. Electrical characteristics
Symbol
Parameter
Test condition
VCC
Rdson_hs
Rdson_ls
II peak
II valley
Iqst-by
Operating input voltage range
VO = 0.6V
On resistance high-side MOSFET
On resistance low-side MOSFET
Current limit
Current limit
Total shutdown quiescent current
ILIM-ADJ = float
R = 270KΩ to GND
R = 47KΩ to VREF
ILIM-ADJ = float
R = 270KΩ to GND
R = 47KΩ to VREF
SS to GND
Power-ON
3.3V BUS
12V BUS
Turn-On VCC threshold
Turn-Off VCC threshold
Turn-On VCC threshold
Turn-Off VCC threshold
Min Typ Max Unit
2.9
75
18 V
mΩ
60 mΩ
4A
5A
1.3 A
4.6 A
5.6 A
1.8 A
35 µA
2.8 V
2.6 V
8V
7V
5/10
5 Page | ||
| Páginas | Total 10 Páginas | |
| PDF Descargar | [ Datasheet L5988.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
| L5980 | 0.7A step-down switching regulator | STMicroelectronics |
| L5981 | 1A step-down switching regulator | STMicroelectronics |
| L5983 | 1.5A step-down switching regulator | STMicroelectronics |
| L5985 | 2A step-down switching regulator | STMicroelectronics |
| Número de pieza | Descripción | Fabricantes |
| SLA6805M | High Voltage 3 phase Motor Driver IC. |
 Sanken |
| SDC1742 | 12- and 14-Bit Hybrid Synchro / Resolver-to-Digital Converters. |
 Analog Devices |
|
DataSheet.es es una pagina web que funciona como un repositorio de manuales o hoja de datos de muchos de los productos más populares, |
| DataSheet.es | 2020 | Privacy Policy | Contacto | Buscar |