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参数资料
| 型号： | NCP1294EDBR2G |
| 厂商： | ON Semiconductor |
| 文件页数： | 1/13页 |
| 文件大小： | 0K |
| 描述： | IC PWM CTLR FLYBACK 16TSSOP |
| 标准包装： | 2,500 |
| 输出隔离： | 隔离 |
| 频率范围： | 260kHz ~ 320kHz |
| 输入电压： | 4.7 V ~ 15 V |
| 工作温度： | -40°C ~ 125°C |
| 封装/外壳： | 16-TSSOP（0.173"，4.40mm 宽） |
| 供应商设备封装： | 16-TSSOP |
| 包装： | 带卷 (TR) |
NCP1294
Flyback, Boost, Forward
PWM Controller
The NCP1294 fixed frequency feed forward voltage mode PWM
controller contains all of the features necessary to be configured in a
Flyback, Boost or Forward topology. This PWM controller has been
optimized for high frequency primary side control operation. In
http://onsemi.com
addition, this device includes such features as: Soft ? Start, accurate
duty cycle limit control, less than 50 m A startup current, over and
undervoltage protection, and bidirectional synchronization. The
NCP1294 is available in a 16 lead SOIC narrow surface mount
16
1
SOIC ? 16
D SUFFIX
CASE 751B
package.
G
Features
? 1.0 MHz Frequency Capability
? Fixed Frequency Voltage Mode Operation, with Feed Forward
? Thermal Shutdown
? Undervoltage Lock ? Out
? Accurate Programmable Max Duty Cycle Limit
? 1.0 A Sink/Source Gate Drive
? Programmable Pulse ? By ? Pulse Overcurrent Protection
? Leading Edge Current Sense Blanking
? 75 ns Shutdown Propagation Delay
? Programmable Soft ? Start
? Undervoltage Protection
? Overvoltage Protection with Programmable Hysteresis
? Bidirectional Synchronization
? 25 ns GATE Rise and Fall Time (1.0 nF Load)
? 3.3 V 3% Reference Voltage Output
? These Devices are Pb ? Free, Halogen Free/BFR Free and are RoHS
Compliant
16
TSSOP ? 16
DB SUFFIX
CASE 948F
1
PIN CONNECTIONS AND
MARKING DIAGRAM
1 16
GATE V C
I SENSE PGND
SYNC V CC
FF V REF
UV LGND
OV SS
R T C T COMP
I SET V FB
16
NCP
1294
ALYW
1
NCP1294= Specific Device Code
A = Assembly Location
WL, L = Wafer Lot
YY, Y = Year
WW, W = Work Week
G or G
= Pb ? Free Package
ORDERING INFORMATION
Device
NCP1294EDR2G
Package
SOIC ? 16
(Pb ? Free)
Shipping ?
2500 Tape & Reel
NCP1294EDBR2G TSSOP ? 16
(Pb ? Free)
2500 Tape & Reel
*For additional information on our Pb ? Free strategy and soldering details, please
download the ON Semiconductor Soldering and Mounting Techniques
Reference Manual, SOLDERRM/D.
?For information on tape and reel specifications,
including part orientation and tape sizes, please
refer to our Tape and Reel Packaging Specifications
Brochure, BRD8011/D.
? Semiconductor Components Industries, LLC, 2009
July, 2009 ? Rev. 0
1
Publication Order Number:
NCP1294/D
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相关代理商/技术参数 |
参数描述 |
|---|---|
| NCP1294EDR16 | 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:Enhanced Voltage Mode PWM Controller |
| NCP1294EDR16G | 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:Enhanced Voltage Mode PWM Controller |
| NCP1294EDR2G | 功能描述:电流型 PWM 控制器 ANA PWM VOLT MODE CNTR RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14 |
| NCP1294EDTB16G | 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:Enhanced Voltage Mode PWM Controller |
| NCP1294EDTB16R2G | 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:Enhanced Voltage Mode PWM Controller |
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