參數(shù)資料
型號(hào): HA16142P
廠商: Renesas Technology Corp.
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: PFC and PWM Controller
中文描述: PFC和PWM控制器
文件頁(yè)數(shù): 12/20頁(yè)
文件大小: 213K
代理商: HA16142P
HA16141P/FP, HA16142P/FP
Rev.4, Sep. 2001, page 10 of 10
Internal Timing
1. UVLO
VCC
VREF
VREF GOOD
(internal signal)
5V
0V
0V
13V
10V
4.6V
System Enable
2. Oscillator, Gate driver output
Reference
triangle wave CT
200 kHz
(internal signal)
Note: All numeric values in the figure are typical values.
PWM-RES
(internal signal)
PFC-DT
(internal signal)
PFC triangle wave
Ramp
100 kHz
(internal signal)
PFC current amp.
output
CAO
PWM current sense
PWM-CS
PWM-OUT
(Trailing Edge control)
PFC-OUT
(Leading Edge control)
3.2V
1.6V
3.4V
0.65V
PWM voltage feedback
(internal signal)
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