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| 型号： | NCP6334BMTBBTBG |
| 厂商： | ON Semiconductor |
| 文件页数： | 1/14页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK SYNC ADJ 2A 8-WDFN |
| 标准包装： | 3,000 |
| 类型： | 降压（降压） |
| 输出类型： | 可调式 |
| 输出数： | 1 |
| 输出电压： | 0.6 V ~ 5.5 V |
| 输入电压： | 2.3 V ~ 5.5 V |
| PWM 型： | 电压模式 |
| 频率 - 开关： | 3MHz |
| 电流 - 输出： | 2A |
| 同步整流器： | 是 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 8-WFDFN 裸露焊盘 |
| 包装： | 带卷 (TR) |
| 供应商设备封装： | 8-WDFN（2x2） |
NCP6334B, NCP6334C
3MHz, 2A Synchronous
Buck Converter
High Efficiency, Low Ripple, Adjustable
Output Voltage
The NCP6334B/C, a family of synchronous buck converters, which
is optimized to supply different sub systems of portable applications
powered by one cell Li ? ion or three cell Alkaline/NiCd/NiMH
batteries. The devices are able to deliver up to 2 A on an external
http://onsemi.com
MARKING
DIAGRAM
adjustable voltage. Operation with 3 MHz switching frequency allows
employing small size inductor and capacitors. Input supply voltage
feedforward control is employed to deal with wide input voltage
1
WDFN8
CASE 511BE
1
Ax M G
G
range. Synchronous rectification and automatic PWM/PFM power
save mode offer improved system efficiency. The NCP6334B/C is in a
space saving, low profile 2.0 x 2.0 x 0.75 mm WDFN ? 8 package.
Ax
M
G
= Specific Device Code
= Date Code
= Pb ? Free Package
8
PVIN
7
AVIN
MODE/PG
Features
? 2.3 V to 5.5 V Input Voltage Range
? External Adjustable Voltage
? Up to 2 A Output Current
? 3 MHz Switching Frequency
? Synchronous Rectification
? Automatic Power Save (NCP6334B) or External Mode Selection
(NCP6334C)
? Enable Input
? Power Good Output Option (NCP6334B)
? Soft Start
? Over Current Protection
? Active Discharge When Disabled
? Thermal Shutdown Protection
? WDFN ? 8, 2 x 2 mm, 0.5 mm Pitch Package
? Maximum 0.8mm Height for Super Thin Applications
? This is a Pb ? Free Device
Typical Applications
? Cellular Phones, Smart Phones, and PDAs
? Portable Media Players
? Digital Still Cameras
? Wireless and DSL Modems
? USB Powered Devices
? Point of Load
? Game and Entertainment System
(*Note: Microdot may be in either location)
PINOUT
PGND 1
SW 2
9
AGND 3 6
FB 4 5 EN
(Top View)
ORDERING INFORMATION
See detailed ordering, marking and shipping information in the
package dimensions section on page 2 of this data sheet.
? Semiconductor Components Industries, LLC, 2012
November, 2012 ? Rev. 3
1
Publication Order Number:
NCP6334B/D
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| NCP6334B-V3 | 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:3MHz, 2A Synchronous Buck Converter |
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