參數(shù)資料
型號(hào)： SP6639
元件分類： DC/DC變換器
英文描述： Adjustable, High Efficiency, Low I Q , Step-Down DC-DC Converter(5V或可調(diào)電壓，高效，低I Q，步降DC-DC變換器)
中文描述： 可調(diào)，高效率，低智商，降壓型DC - DC轉(zhuǎn)換器（5V的或可調(diào)電壓，高效，低智商，步降型DC - DC變換器）
文件頁(yè)數(shù)： 4/13頁(yè)
文件大?。?/td> 82K
代理商： SP6639
4
Rev. 2/23/01
SP6639/40/53 5/ 3.3/ 3V Adj, High Efficiency, Low I
Q
Step-Down DC-DC Converter Copyright 2001Sipex Corporation
P
TYPICAL PERFORMANCE CHARACTERISTICS
(Circuit of Figure 3. Internal Feedback, L = 100
μ
H, T
A
= +25
°
C, unless otherwise noted)
70.0
75.0
80.0
85.0
90.0
95.0
0.1
1.0
10.0
100.0
1000.0
Output Current (mA)
Efficiency vs. Output Current
V+ = 7.5V, L = 100
μ
H
E
SP6639
SP6640
SP6653
70.0
75.0
80.0
85.0
90.0
95.0
0.1
1.0
10.0
100.0
Output Current (mA)
Efficiency vs. Output Current
V+ = 7.5V, L = 470
μ
H
E
SP6639
SP6640
SP6653
70.0
75.0
80.0
85.0
90.0
95.0
0.1
1.0
10.0
100.0
1000.0
Output Current (mA)
Efficiency vs. Output Current
L=100
μ
H
E
100.0
SP6639, V+ = 6V
SP6640, V+ = 4V
SP6653, V+ = 4V
70.0
75.0
80.0
85.0
90.0
95.0
0.1
1.0
10.0
100.0
Output Current (mA)
Efficiency vs. Output Current
L = 470
μ
H
E
100.0
SP6639, V+ = 6V
SP6640, V+ = 4V
SP6653, V+ = 4V
70.0
75.0
80.0
85.0
90.0
95.0
3.0
5.0
7.0
8.0
Supply Voltage (V)
Efficiency vs. Input Voltage
L = 100
μ
H, I
OUT
= 100mA
E
100.0
SP6639
SP6640
SP6653
6.0
4.0
70.0
75.0
80.0
85.0
90.0
95.0
3.0
5.0
7.0
8.0
Supply Voltage (V)
Efficiency vs. Input Voltage
L = 470
μ
H, I
OUT
= 30mA
E
100.0
SP6639
SP6640
SP6653
6.0
4.0
相關(guān)PDF資料
PDF描述
SP6640 Adjustable, High Efficiency, Low I Q , Step-Down DC-DC Converter(3.3V或可調(diào)電壓，高效，低I Q，步降DC-DC變換器)
SP6653 Adjustable, High Efficiency, Low I Q , Step-Down DC-DC Converter(3V或可調(diào)電壓，高效，低I Q，步降DC-DC變換器)
SP6641BEK-3.3 Low Noise Evaluation Board
SP6641AEK-3.3 Circular Connector; No. of Contacts:3; Series:MS27466; Body Material:Aluminum; Connecting Termination:Crimp; Connector Shell Size:9; Circular Contact Gender:Pin; Circular Shell Style:Wall Mount Receptacle; Insert Arrangement:9-98 RoHS Compliant: No
SP6641AEK-5.0 Low Noise Evaluation Board
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