参数资料
型号: XRP6142EL1-0-F
厂商: Exar Corporation
文件页数: 4/17页
文件大小: 0K
描述: IC CTRLR STEP-DWN SYNC 16QFN
特色产品: XRP6142 Synchronous Step-Down Controllers
标准包装: 1
应用: 控制器,DDR,DDR2,DDR3
输入电压: 1 V ~ 5.5 V
输出数: 1
输出电压: 0.5 V ~ 5 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 16-VFQFN 裸露焊盘
供应商设备封装: 16-QFN(3x3)
包装: 散装
配用: 1016-1334-ND - EVAL BOARD FOR XRP6142
其它名称: 1016-1332
X R P 6 1 4 2
S y n c h r o n o u s S t e p - D o w n C o n t r o l l e r w i t h D D R
M e m o r y T e r m i n a t i o n
PIN ASSIGNMENT
Figure. 3: XRP6142 Pin Assignment
PIN DESCRIPTION
Name
AGND
VTTREF
VDDQ/2
V REF
REFIN
FB
CSGND
ILIM
PGND
GL
SW
GH
BST
V IN
Vcc
EN
Thermal pad
Pin Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
-
Description
Analog Ground
Buffered output of VDDQ/2
V TT reference voltage for DDR applications.
Buffer input voltage.
Voltage used for the input to the V TTREF buffer
Precision reference output
Reference input to the switching-regulator feedback comparator
Feedback input to feedback comparator
Current-sense ground
Connect a resistor between this pin and the low-side current-sense element in order to
set the current-limit-trip threshold. See applications section for instructions on how to
set this resistor
Gate driver GND.
Low-side N-channel MOSFET driver
Switch node for floating-high-side gate drive
High-side N-channel MOSFET driver
Bootstrap capacitor to drive the high-side gate driver, GH
Input voltage for the power train
Input voltage for the XRP6142 internal circuitry and gate drives. V IN and V CC can be tied
together when V IN ≥ 3.0V
Precision enable pin. Pulling this pin above 1.2V will turn the part on
Internally connected to AGND
? 2010 Exar Corporation
Page 4 of 17
Rev. 1.0.0
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XRP6142EL2-0-F 功能描述:开关变换器、稳压器与控制器 Low Volt. Controller with DDR - 2000ns RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel
XRP6142ELTR0-5-F 功能描述:开关变换器、稳压器与控制器 Low Volt. Controller with DDR - 500ns RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel
XRP6142ELTR1-0-F 功能描述:开关变换器、稳压器与控制器 Low Volt. Controller with DDR - 1000ns RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel
XRP6142ELTR2-0-F 功能描述:开关变换器、稳压器与控制器 Low Volt. Controller with DDR - 2000ns RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel
XRP6142EVB 功能描述:电源管理IC开发工具 Evaluation Board for XRP6142 Series RoHS:否 制造商:Maxim Integrated 产品:Evaluation Kits 类型:Battery Management 工具用于评估:MAX17710GB 输入电压: 输出电压:1.8 V