NCP1010, NCP1011, NCP1012, NCP1013, NCP1014
Typical Application Examples
A 6.5 W NCP1012--Based Flyback Converter
Figure 28 shows a converter built with a NCP1012
delivering 6.5 W from a universal input. The board uses the
Dynamic Self--Supply and a simplified Zener--type
feedback. This configuration was selected for cost reasons
and a more precise circuitry can be used, e.g. based on a
TL431:
D6
HV
V CC
FB
GND
GND
GND
GND
4
R1
47 R
1
2
J1
CEE7.5/2
D1
1N4007
D3
1N4007
D2
1N4007
D4
1N4007
E1
10 m /400 V
E2
10 m /16 V
1
2
3
7
R2 C1
150 k 2.2 nF
IC1
NCP1012
D5
U160
5
4
8
1 TR1 8
7
6
5
IC2
PC817
B150
E3
470 m /25 V
ZD1
11 V
R3
100 R
2
1
J2
CZM5/2
R4
180 R
C2
2n2/Y
Figure 28. An NCP1012--Based Flyback Converter Delivering 6.5 W
The converter built according to Figure 29 layouts, gave
the following results:
? Efficiency at Vin = 100 Vac and Pout = 6.5 W = 75.7%
? Efficiency at Vin = 230 Vac and Pout = 6.5 W = 76.5%
Figure 29. The NCP1012--Based PCB Layout . . . and its Associated Component Placement
http://onsemi.com
19
相关PDF资料
L-07C1N0SV6T CER INDUCTOR 1NH 0402
LM2594APDBCKGEVB EVAL BOARD FOR LM2594APDBCKG
EEM15DTBN CONN EDGECARD 30POS R/A .156 SLD
SJP7401-5/8-50-BLACK LOOP BLACK 5/8" X 50YD X 0.11"
EEM15DTBH CONN EDGECARD 30POS R/A .156 SLD
RE-1515S/H CONV DC/DC 1W 15VIN 15VOUT
GSC05DRTH-S13 CONN EDGECARD 10POS .100 EXTEND
TAAD157M016G CAP TANT 150UF 16V 20% AXIAL
相关代理商/技术参数
NCP1015 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:Self-Supplied Monolithic Switcher for Low Standby- Power Offline SMPS
NCP1015_11 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:Self-Supplied Monolithic Switcher for Low Standby-Power Offline SMPS
NCP1015AP065G 功能描述:交流/直流开关转换器 SELF-SUPPLIED MONOLITHIC SWITCHER RoHS:否 制造商:STMicroelectronics 输出电压:800 V 输入/电源电压(最大值):23.5 V 输入/电源电压(最小值):11.5 V 开关频率:115 kHz 电源电流:1.6 mA 工作温度范围:- 40 C to + 150 C 安装风格:SMD/SMT 封装 / 箱体:SSO-10 封装:Reel
NCP1015AP100G 功能描述:交流/直流开关转换器 SELF-SUPPLIED MONOLITHIC SWITCHER RoHS:否 制造商:STMicroelectronics 输出电压:800 V 输入/电源电压(最大值):23.5 V 输入/电源电压(最小值):11.5 V 开关频率:115 kHz 电源电流:1.6 mA 工作温度范围:- 40 C to + 150 C 安装风格:SMD/SMT 封装 / 箱体:SSO-10 封装:Reel
NCP1015ST100T3G 功能描述:电流型 PWM 控制器 MONOLTHC SWTCHR SMPS 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
NCP1015ST65T3G 功能描述:电流型 PWM 控制器 MONOLTHC SWTCHR SMPS 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
NCP102 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:Low Dropout Linear Regulator Controller
NCP1027 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:Power Factor Controllers