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SP6120

更新时间： 2024-11-20 22:21:31
品牌 Logo 应用领域
西伯斯 - SIPEX 转换器二极管控制器局域网
页数 文件大小 规格书
22页 304K
描述
Low Voltage, AnyFETTM, Synchronous,Buck Controller Ideal for 2A to 10A, High Performance, DC-DC Power Converters

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SP6120 数据手册

 浏览型号SP6120的Datasheet PDF文件第2页浏览型号SP6120的Datasheet PDF文件第3页浏览型号SP6120的Datasheet PDF文件第4页浏览型号SP6120的Datasheet PDF文件第5页浏览型号SP6120的Datasheet PDF文件第6页浏览型号SP6120的Datasheet PDF文件第7页 
®
SP6120  
Low Voltage, AnyFETTM, Synchronous,Buck Controller  
Ideal for 2A to 10A, High Performance, DC-DC Power Converters  
FEATURES  
■ Optimized for Single Supply, 3V - 5.5V Applications  
■ High Efficiency: Greater Than 95% Possible  
■ "AnyFETTM" Technology: Capable Of Switching Either  
PFET Or NFET High Side Switch  
■ Selectable Discontinuous or Continuous Conduction  
Mode For Use In Battery Or Bus Applications  
■ Fast Transient Response  
N/C  
ENABLE  
ISP  
1
2
3
4
5
6
7
8
16  
15  
14  
13  
12  
11  
10  
9
BST  
GH  
SWN  
GND  
PGND  
GL  
SP6120  
ISN  
16 Pin TSSOP  
VFB  
COMP  
SS  
VCC  
PROG  
ROSC  
■ 16-Pin TSSOP, Small Size  
■ Accurate 1% Reference Over Line, Load and Temperature  
■ Accurate 10% Frequency  
Now Available in Lead Free Packaging  
APPLICATIONS  
■ DSP  
■ Microprocessor Core  
■ I/O & Logic  
■ Industrial Control  
■ Distributed Power  
■ Low Voltage Power  
■ Accurate, Rail to Rail, 43mV, Over-Current Sensing  
■ Resistor Programmable Frequency  
■ Resistor Programmable Output Voltage  
■ Capacitor Programmable Soft Start  
■ Low Quiescent Current: 950µA, 10µA in Shutdown  
■ Hiccup Over-Current Protection  
DESCRIPTION  
The SP6120 is a fixed frequency, voltage mode, synchronous PWM controller designed to work  
fromasingle5Vor3.3Vinputsupply. Sipex'sunique"AnyFETTM" TechnologyallowstheSP6120  
tobeusedforresolvingamultitudeofprice/performancetrade-offs. ItisseparatedfromthePWM  
controller market by being the first controller to offer precision, speed, flexibility, protection and  
efficiency over a wide range of operating conditions.  
TYPICAL APPLICATIONS CIRCUIT  
PMOS High Side Drive  
NMOS High Side Drive  
PROG = GND  
3.3V  
MBR0530  
3.3V  
PROG = V  
V
CC  
V
IN  
IN  
C
C
IN  
IN  
C
BST  
1µF  
NC  
®®  
BST  
GH  
NC  
®®  
330µF x 2  
BST  
GH  
330µF x 2  
ENABLE  
QT1  
ENABLE  
ISP  
ENABLE  
QT  
ENABLE  
ISP  
CS  
CS  
RS  
RS  
22.1k  
L1  
SWN  
GND  
22.1k  
L1  
SWN  
GND  
39nF  
1.9V  
1A to 8A  
1.9V  
39nF  
SP6120  
SP6120  
1A to 8A  
ISN  
V
ISN  
V
OUT  
OUT  
2.5µH  
2.5µH  
V
PGND  
GL  
V
FB  
PGND  
GL  
FB  
QB  
COMP  
SS  
DS  
QB  
C
OUT  
470µF x 3  
COMP  
SS  
DS  
C
OUT  
470µF x 3  
RF  
5.23k  
RF  
5.23k  
RZ  
15k  
V
IN  
V
V
RZ  
15k  
V
CC  
IN  
CC  
C
SS  
0.33µF  
CP  
R
CP  
PROG  
R
OSC  
PROG  
OSC  
C
100pF  
SS  
0.33µF  
100pF  
CV  
2.2µF  
CV  
CC  
2.2µF  
CC  
R
OSC  
RI  
10k  
RI  
10k  
R
OSC  
CZ  
4.7nF  
CZ  
4.7nF  
18.7k  
18.7k  
QT, QB = FAIRCHILD FDS6690A  
QT1 = FAIRCHILD FDS6375 (PMOS only)  
L1 = PANASONIC ETQP6F2R5SFA  
DS = STMICROELECTRONICS STPS2L25U  
CIN = SANYO 6TPB330M  
COUT = SANYO 4TPB470M  
Date: 5/25/04  
SP6120 Low Voltage, AnyFETTM, Synchronous, Buck Controller  
© Copyright 2004 Sipex Corporation  
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