參數(shù)資料
型號(hào): PWM5034-7
元件分類: 穩(wěn)壓器
英文描述: 1 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, CDSO24
封裝: DFP-24
文件頁(yè)數(shù): 19/19頁(yè)
文件大小: 236K
代理商: PWM5034-7
9
SCD5031 Rev L 11/3/08
Aeroflex Plainview
Dead Time
The amount of dead time determines the maximum duty cycle that can be achieved. The Dead Time and the frequency of
operation will determine the duty cycle.
Selecting Rset and Cset
To select values for Rset and Cset perform the following steps to insure the smallest Dead Time..
1) Determine what frequency is required for your design.
2) Use Figure 4 to select a capacitor value for Cset that will provide the highest duty cycle (shortest Dead Time) at
the frequency required.
3) Calculate the value of Rset using the formula:
Note small values of Rset increase power consumption for the PWM5031 and small values of Cset may make PCB and
stray capacitance a source of error.
Dead Time
5280 C
set
12pF
+
()
=
Duty Cycle
1
Dead Time
1 F
osc
-----------------------------
=
R
set
1
.84
F
osc
×
C
set
×
-----------------------------------------
=
10K
100K
Duty Cycle
1M
%
86
100
98
96
94
92
90
88
47pF
100pF
200pF
20pF
10pF
390pF
Frequency Hz
FIGURE 4 – Duty Cycle vs Frequency
相關(guān)PDF資料
PDF描述
PWM5032-001-2S 1 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, CDSO24
PWM5034-S 1 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, CDSO24
PWM5032-7 1 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, CDSO24
PWM5032-S 1 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, CDSO24
PWM5034-001-1S 1 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, CDSO24
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PWM505 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Analog IC
PWM-50-59 制造商:Brady Corporation 功能描述:REFILL PAGES - LEGEND: 50-59
PWM510 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Analog IC
PWM-6 制造商:Brady Corporation 功能描述:
PWM-60-12 功能描述:O/P +12V5A 制造商:mean well usa inc. 系列:PWM-60 零件狀態(tài):在售 類型:恒定電壓 拓?fù)?AC DC 轉(zhuǎn)換器 輸出數(shù):1 電壓 - 輸入(最小值):90VAC 電壓 - 輸入(最大值):305VAC 電壓 - 輸出:12V 電流 - 輸出(最大值):5A 功率(W):60W 電壓 - 隔離:3750V 調(diào)光:模擬,PWM 特性:OCP,OTP,OVP,SCP 等級(jí):IP67 工作溫度:-40°C ~ 85°C 效率:86% 端子類型:導(dǎo)線引線 大小/尺寸:5.91" 長(zhǎng) x 2.09" 寬 x 1.38" 高(150.0mm x 53.0mm x 35.0mm) 安裝類型:底座安裝 認(rèn)可:CB,CCC,CE,cURus,ENEC 標(biāo)準(zhǔn)包裝:1