- 您现在的位置：买卖IC网 > PDF目录67759 > LX1676-CPWTR (MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP) 1.5 A SWITCHING CONTROLLER, 1100 kHz SWITCHING FREQ-MAX, PDSO38 PDF资料下载
参数资料
| 型号： | LX1676-CPWTR |
| 厂商： | MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP |
| 元件分类： | 稳压器 |
| 英文描述： | 1.5 A SWITCHING CONTROLLER, 1100 kHz SWITCHING FREQ-MAX, PDSO38 |
| 封装： | PLASTIC, TSSOP-38 |
| 文件页数： | 10/16页 |
| 文件大小： | 387K |
| 代理商： | LX1676-CPWTR |
LX1676
PRELIMINARY DATA SHEET
Microsemi
Integrated Products Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 3
WWW
.Microse
m
i
.CO
M
Mobile AMD Athlon
VRM Controller
I N T E GR A T ED
PRODUCT S
Copyright
2000
Revision: 0.4b, 9/14/2004
FUNCTIONAL PIN DESCRIPTION
Name
Description
FB+
Differential Amplifier Positive Input – Feedback from output
FB-
Differential Amplifier Negative Input – Feedback from output
DFOUT
Differential Amplifier Output
EA1-
Phase 1 Error Amplifier Negative Input
EO1
Phase 1 Error Amplifier Output
GND
Analog Ground
ROSC
A resister to ground sets PWM frequency
ENA
Enable Input – Logic Low disables all converter phases
DACOUT
DAC Output voltage – 50uA bi-directional current source
VID4
Digital Input for VID code – Has an internal pull-up resister
VID3
Digital Input for VID code – Has an internal pull-up resister
VID2
Digital Input for VID code – Has an internal pull-up resister
VID1
Digital Input for VID code – Has an internal pull-up resister
VID0
Digital Input for VID code – Has an internal pull-up resister
PWGD
Power Good Output Pin – Open drain output pin for power good indication. High = Power Good
VCC
IC Supply Voltage. Nominal +5V
VC3
Supply for transient correction phase upper MOSFET driver, bootstrap voltage
PGN3
Power ground pin for Transient Correction Loop driver
I-MIN
Output Driver for lower Transient Correction Loop MOSFET
VS3
Low side of upper driver for Transient Correction Loop – MOSFET Driver power return
I-MAX
Output Driver for upper Transient Correction Loop MOSFET
ILIM3
Transient Correction Loop current sense – A resister sets an upper limit for over current detection and shut down.
LP1
Phase 2 differential amplifier positive input, filtered feedback from phase 1 output
EA2-
Negative Input of phase 2 integrating amplifier
EO2
Output of phase 2 integrating amplifier
LP2
Phase 2 differential amplifier negative input, filtered feedback from phase 2 output
VIN
Battery Voltage Input.
LO2
Driver Output for phase 2 lower MOSFET
VS2
Low side of upper gate driver for phase 2.
HO2
Driver Output for phase 2 upper MOSFET
VC2
Supply for phase 2 upper MOSFET driver, bootstrap voltage
PGN
Power ground pin for current sensing of lower MOSFET RDS(ON) for phase 1.
LO1
Driver Output for phase 1 lower MOSFET
ILIM1
Over-Current Limit Set – A resister sets an upper limit for over current detection and shut down.
VS1
Low side of upper gate driver for phase #1.
HO1
Driver Output for phase 1 upper MOSFET
VC1
Supply for phase 1 upper MOSFET driver, bootstrap voltage
VCCL
Voltage bus for the lower MOSFET drivers. Nominal +5V
PP
AA
CC
KK
AA
GG
EE
DD
AA
TT
AA
相关PDF资料 |
PDF描述 |
|---|---|
| LX1732CDUT | 1 A SWITCHING REGULATOR, 135 kHz SWITCHING FREQ-MAX, PDSO8 |
| LX1801CLQ | SPECIALTY ANALOG CIRCUIT, PQCC16 |
| LX1801CLQ-TR | SPECIALTY ANALOG CIRCUIT, PQCC16 |
| LY5150ALH | SPECIALTY ANALOG CIRCUIT, PBGA16 |
| LY5150ALHTR | SPECIALTY ANALOG CIRCUIT, PBGA16 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| LX1677 | 制造商:MICROSEMI 制造商全称:Microsemi Corporation 功能描述:AMD64 Processor VRM Controller |
| LX1677 EVAL KIT | 制造商:Microsemi Corporation 功能描述:PWM CONTROLLERS - Bulk |
| LX1677CLQ | 功能描述:IC CTRLR VRM PS 2PHASE 38MLPQ RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - 专用型 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,000 系列:- 应用:电源，ICERA E400，E450 输入电压:4.1 V ~ 5.5 V 输出数:10 输出电压:可编程 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:42-WFBGA，WLCSP 供应商设备封装:42-WLP 包装:带卷 (TR) |
| LX1677CPW | 功能描述:IC CTRLR VRM PS 2PHASE 38TSSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - 专用型 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,000 系列:- 应用:电源，ICERA E400，E450 输入电压:4.1 V ~ 5.5 V 输出数:10 输出电压:可编程 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:42-WFBGA，WLCSP 供应商设备封装:42-WLP 包装:带卷 (TR) |
| LX1681 | 制造商:MICROSEMI 制造商全称:Microsemi Corporation 功能描述:VOLTAGE - MODE PWM CONTROLLERS |
发布紧急采购，3分钟左右您将得到回复。