參數(shù)資料
型號: LTC3100EUD#TRPBF
廠商: Linear Technology
文件頁數(shù): 3/26頁
文件大?。?/td> 403K
描述: IC REG BUCK/BOOST/LINEAR 16-QFN
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)(1),升壓(升壓)(1),線性(LDO)(1)
功能: 任何功能
輸出數(shù): 3
頻率 - 開關(guān): 1.5MHz
電壓/電流 - 輸出 1: 0.6 V ~ 5.5 V,250mA
電壓/電流 - 輸出 2: 1.5 V ~ 5.25 V,700mA
電壓/電流 - 輸出 3: 0.6 V ~ 5.25 V,100mA
帶 LED 驅(qū)動器:
帶監(jiān)控器:
帶序列發(fā)生器:
電源電壓: 0.5 V ~ 5.5 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 16-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 16-QFN-EP(3x3)
包裝: 帶卷 (TR)
LTC3100
3
3100fb
For more information www.linear.com/LTC3100
PARAMETER
CONDITIONS
MIN   TYP   MAX   UNITS
N-Channel MOSFET Switch-On
Resistance
V
BST
 = 3.3V
0.3
?/DIV>
P-Channel MOSFET Switch-On
Resistance
V
BST
 = 3.3V
0.4
?/DIV>
N-Channel MOSFET Current Limit
l
700   850
mA
Maximum Duty Cycle
V
FBBST
 = 1.15V
l   85    90
%
Minimum Duty Cycle
V
FBBST
 = 1.3V
l
0
%
Switching Frequency
l   1.2    1.5    1.8    MHz
RUNBST Input High Voltage
l
0.9
V
RUNBST Input Low Voltage
l
0.3
V
RUNBST Input Current
RUNBST = 1.2V
0.8    2
礎(chǔ)
Soft-Start Time
0.8
ms
PGBST Threshold, Falling
Referenced to Feedback Voltage
8
%
PGBST Hysteresis
Referenced to Feedback Voltage
3
%
PGBST Voltage Low
5mA Load
65
mV
PGBST Leakage Current
PGBST = 5.5V
0.01   10
礎(chǔ)
ELECTRICAL CHARACTERISTICS: STEP-DOWN CONVERTER
PARAMETER
CONDITIONS
MIN   TYP   MAX   UNITS
Input Voltage Range
 
l   1.8         5.5
V
Output Voltage Adjust Range
l  0.61
5.5
V
Feedback Voltage
l
590   600   610
mV
Feedback Input Current
FBBK = 600mV
1    30
nA
Quiescent Current: Shutdown
Measured on V
INBK
, RUNBK = 0V, V
INBST
 = 0V, V
BST
 = 0V
Not Including Switch Leakage
0.01    1
礎(chǔ)
Quiescent Current: Active
Measured on V
INBK
 (Note 4), RUNBST = 0V
240   350
礎(chǔ)
Quiescent Current: Burst Mode Operation   Measured on V
INBK
, FBBK = 620mV, MODE = OPEN,
RUNBST = 0V
16    30
礎(chǔ)
N-Channel MOSFET Switch Leakage Current  V
INBK
 = SWBK = 5V
0.1    5
礎(chǔ)
P-Channel MOSFET Switch Leakage Current  SWBK = 0V, V
INBK
 = 5V
0.1    5
礎(chǔ)
N-Channel MOSFET Switch-On Resistance  V
INBK
 = 3.3V
0.45
?/DIV>
P-Channel MOSFET Switch-On Resistance  V
INBK
 = 3.3V
0.55
?/DIV>
P-Channel MOSFET Current Limit
l
340   450
mA
Maximum Duty Cycle
FBBK < 590mV
l   100
%
Minimum Duty Cycle
FBBK > 610mV
l
0
%
Switching Frequency
l
1.2    1.5    1.8    MHz
 
The l denotes the
specifications which apply over the full operating temperature range. Extended commercial grade: 40癈 to 85癈, V
INBK
 = 3.3V,
T
A
 = 25癈, unless otherwise noted.
ELECTRICAL CHARACTERISTICS: STEP-UP CONVERTER
 
The l denotes the specifications
which apply over the full operating temperature range. Extended commercial grade: 40癈 to 85癈, V
INBST
 = 1.2V, V
BST
 = 3.3V,
T
A
 = 25癈, unless otherwise noted.
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