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参数资料
| 型号： | L6565N |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 稳压器 |
| 英文描述： | 0.7 A SWITCHING CONTROLLER, PDIP8 |
| 封装： | MINI, DIP-8 |
| 文件页数： | 6/17页 |
| 文件大小： | 250K |
| 代理商： | L6565N |
L6565
14/17
Figure 24. Primary Feedback loop configurations
a)
Vcc
-
+
GND
L6565
E/A
INV
2.5V
COMP
to VFF
block
RH
RL
8
2
1
6
Vcc
-
+
GND
L6565
E/A
INV
2.5V
COMP
to VFF
block
RH
RL
8
2
1
6
b)
Figure 25. Protection against secondary
feedback disconnection by primary
regulation take-over
Figure 26. Leading edge blanking circuit for
enhanced primary regulation
Figure 27. Remote ON/OFF control
Figure 28. Low-consumption start-up circuit
8
Vcc
L6565
INV
1
15 V
2.2 k
COMP
2
Vcc
GND
L6565
1N4148
BC327
2.7 k
470 pF
L6565
ZCD
ON
OFF
BC337
5
8
6
L6565
CSUPPLY
Vac
R
1N4148
+Vin
Vcc
GND
CSTART
1N4148
RELATED DOCUMENTATION
[1] "L6565, QUASI-RESONANT CONTROLLER” (AN1326)
[2] “25W QUASI-RESONANT FLYBACK CONVERTER FOR SET-TOP BOX APPLICATIONS USING THE
L6565” (AN1376)
[3] “EVAL6565N, 30W AC-DC ADAPTER WITH THE L6565 QUASI-RESONANT PWM CONTROLLER”
(AN1439).
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相关代理商/技术参数 |
参数描述 |
|---|---|
| L6566 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Multi-mode controller for SMPS with PFC front-end |
| L6566_07 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Multi-mode controller for SMPS with PFC front-end |
| L6566A | 功能描述:开关变换器、稳压器与控制器 Multi Mode PWM Controller 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 |
| L6566A_08 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Multi-mode controller for SMPS with PFC front-end |
| L6566ATR | 功能描述:开关变换器、稳压器与控制器 Multi Mode PWM Controller 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 |
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