參數(shù)資料
型號(hào): SC427MLTRT
廠商: Semtech
文件頁數(shù): 8/33頁
文件大?。?/td> 894K
描述: IC REG DL BUCK/LINEAR 32MLPQ
標(biāo)準(zhǔn)包裝: 1
系列: EcoSpeed®, SmartDrive™
拓?fù)洌?/td> 降壓(降壓)(1),線性(LDO)(1)
功能: 任何功能
輸出數(shù): 2
頻率 - 開關(guān): 1MHz
電壓/電流 - 輸出 1: 可調(diào),10A
電壓/電流 - 輸出 2: 5V,200mA
帶 LED 驅(qū)動(dòng)器:
帶監(jiān)控器:
帶序列發(fā)生器:
電源電壓: 3 V ~ 28 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 32-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 32-MLPQ(5x5)
包裝: 標(biāo)準(zhǔn)包裝
其它名稱: SC427MLDKR
SC417/SC427
8
Typical Characteristics
SC417 Efficiency/Power Loss vs. Load  PSAVE Mode
50
55
60
65
70
75
80
85
90
95
100
0   1    2   3    4   5   6    7   8   9   10
I  A
0.00
0.25
0.50
0.75
1.00
1.25
1.50
1.75
2.00
2.25
2.50
Internal biased: VLDO = 5V, V
OUT
 = 1.05V
Efficiency
Power Loss
19V
IN
12V
IN
6VIN
19V
IN
12VIN
6V
IN
Characteristics in this section are based on using the Detailed Application Circuit on page 7 (SC417/SC427).
SC417 Efficiency/Power Loss  PSAVE vs. FCM
External biased: V5V = 5V, V
IN
 = 12v, V
OUT
 = 1.05V
FCM
50
55
60
65
70
75
80
85
90
95
100
0   1    2   3    4   5   6    7   8    9   10
I
OUT
 (A)
-0.025
0.025
0.075
0.125
0.175
0.225
Power Loss FCM -PSM
PSM
Internal biased: VLDO = 5V, V
IN
 = 12v, V
OUT
 = 1.05V
50
55
60
65
70
75
80
85
90
95
100
0   1    2   3   4    5   6
7
8   9   10
I
OUT
 (A)
-0.025
0.025
0.075
0.125
0.175
0.225
PSM
FCM
Power Loss FCM -PSM
SC417 Efficiency/Power Loss vs. Load  PSAVE Mode
External biased: V5V = 5V, V
OUT
 = 1.05V
50
55
60
65
70
75
80
85
90
95
100
0   1   2   3    4   5   6    7   8   9   10
I
OUT
 (A)
0.00
0.50
1.00
1.50
2.00
2.50
Power Loss
Efficiency
6V
IN
12V
IN
19V
IN
19V
IN
12V
IN
6V
IN
SC417 Efficiency/Power Loss vs. Load  FCM
SC417 Efficiency/Power Loss  FCM
External biased: V5V = 5V, V
OUT
 = 1.05V
50
55
60
65
70
75
80
85
90
95
100
0    1   2   3   4   5   6   7   8   9   10
I
OUT
 (A)
0.00
0.25
0.50
0.75
1.00
1.25
1.50
1.75
2.00
2.25
2.50
12VIN
Efficiency
6V
IN
19V
IN
Power Loss
19V
IN
12V
IN
6V
IN
V
IN
 = 12v, V
OUT
 = 1.05V
50
55
60
65
70
75
80
85
90
95
100
0   1   2    3    4    5    6   7    8   9   10
I
OUT
 (A)
0.04
0.06
0.08
0.10
0.12
0.14
Power Loss FCM -PSM
External Bias
Internal Bias
SC417 Efficiency/Power Loss  PSAVE vs. FCM
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