參數(shù)資料
型號: LTC3541EDD#TRPBF
廠商: Linear Technology
文件頁數(shù): 5/20頁
文件大?。?/td> 368K
描述: IC REG DL BCK/LINEAR SYNC 10-DFN
產(chǎn)品培訓(xùn)模塊: More Information on LDOs
標(biāo)準(zhǔn)包裝: 2,500
拓?fù)洌?/td> 降壓(降壓)同步(1),線性(LDO)(1)
功能: 任何功能
輸出數(shù): 2
頻率 - 開關(guān): 2.25MHz
電壓/電流 - 輸出 1: 0.8 V ~ 5 V,500mA
電壓/電流 - 輸出 2: 0.4 V ~ 4.1 V,300mA
帶 LED 驅(qū)動(dòng)器:
帶監(jiān)控器:
帶序列發(fā)生器:
電源電壓: 0.9 V ~ 5.5 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 10-WFDFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 10-DFN(3x3)
包裝: 帶卷 (TR)
LTC3541

3541fa
YPICAL PERFOR A CE CHARACTERISTICS
W
Oscillator Frequency
vs Temperature
Oscillator Frequency
vs Supply Voltage
Buck Reference vs Temperature
R
DS(ON)
 vs Temperature
Buck (Pulse Skip) Load Step from
1mA to 500mA
Buck (Burst) and VLDO Output
TEMPERATURE (癈)
50
2.00
2.05
2.15
2.20
2.25
2.50
2.35
0
50   75
2.10
2.40
2.45
2.30
25
25
100  125
V
IN
 = 3.6V
SUPPLY VOLTAGE (V)
3
2.2
2.3
2.1
2.0
4
5
6
2.5
V
IN
 = 3.6V
2.4
TEMPERATURE (癈)
50
0.390
0.392
0.396
0.398
0.400
0.410
0.404
0
50   75
0.394
0.406
0.408
0.402
25
25
100  125
V
IN
 = 3.6V
VLDO/Linear Regulator Reference
vs Temperature
TEMPERATURE (癈)
50
0.780
0.784
0.792
0.796
0.800
0.820
0.808
0
50
75
0.788
0.812
0.816
0.804
25
25
100
125
V
IN
 = 3.6V
TEMPERATURE (癈)
50
0.400
0.500
0.700
25
75
0.300
0.200
25   0
50
100  125
0.100
0
0.600
V
IN
 = 2.5V
V
IN
 = 3.6V
V
IN
 = 5.5V
SYNCH SWITCH
MAIN SWITCH
V
OUT
10mV/DIV
C COUPLED
LV
OUT
10mV/DIV
C COUPLED
V
IN
 = 3.6V
LV
OUT
 = 1.5V
V
OUT
 = 1.8V
I
LOAD
 = 50mA
r tM   PERATI N
2祍/DIV
3541 G15
V
OUT
100mV/DIV
C COUPLED
I
L
500mA/DIV
I
LOAD
500mA/DIV
V
IN
 = 3.6V
V
OUT
 = 1.8V
I
L AD
 = 1mA TO 500mA
40祍/DIV
3541 G16
V
OUT
100mV/DIV
C COUPLED
I
L
500mA/DIV
I
LOAD
500mA/DIV
V
IN
 = 3.6V
V
OUT
 = 1.8V
I
L AD
 = 1mA TO 500mA
40祍/DIV
3541 G17
LV
OUT
20mV/DIV
C COUPLED
I
LOAD
250mA/DIV
V
IN
 = 3.6V
LV
OUT
 = 1.5V
I    = 1mA TO 300mA
400祍/DIV
3541 G18
Buck (Burst) Load Step from
1mA to 500mA
VLDO Load Step from
1mA to 500mA
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