參數(shù)資料
型號(hào): LTC3537EUD#TRPBF
廠商: Linear Technology
文件頁(yè)數(shù): 2/22頁(yè)
文件大小: 314K
描述: IC REG DL BST/LINEAR SYNC 16-QFN
標(biāo)準(zhǔn)包裝: 2,500
拓?fù)洌?/td> 升壓(升壓)同步(1),線性(LDO)(1)
功能: 任何功能
輸出數(shù): 2
頻率 - 開關(guān): 2.2MHz
電壓/電流 - 輸出 1: 1.5 V ~ 5.25 V,100mA
電壓/電流 - 輸出 2: 0.6 V ~ 5 V,100mA
帶 LED 驅(qū)動(dòng)器: 無(wú)
帶監(jiān)控器: 無(wú)
帶序列發(fā)生器:
電源電壓: 0.68 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)
LTC3537
2
3537fd
 PIN CONFIGURATION
 ABSOLUTE MAXIMUM RATINGS
V
INB
 and V
INL
 Voltage ...................................0.3V to 6V
SW DC Voltage .............................................0.3V to 6V
SW Pulsed (<100ns) Voltage .......................0.3V to 7V
FBB, FBL, PGDB, PGDL Voltage ...................0.3V to 6V
MODE, ENBST, ENLDO Voltage ...................0.3V to 6V
LBI and LBO Voltage ....................................0.3V to 6V
V
OUTB
, V
OLDO
 ...............................................0.3V to 6V
Operating Temperature (Notes 2, 5) .........40癈 to 85癈
Junction Temperature ...........................................125癈
Storage Temperature Range ...................65癈 to 125癈
(Note 1)
16
15
14
13
5
6
7
8
TOP VIEW
UD PACKAGE
16-LEAD (3mm ?3mm) PLASTIC QFN
9
17
10
11
12
4
3
2
1
MODE
LBI
SGND
V
INB
V
INL
V
OLDO
FBL
FBB
T
JMAX
 = 125癈, ?/DIV>
JA
 = 68癈/W (Note 6)
EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB
 ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3537EUD#PBF
LTC3537EUD#TRPBF   LDBD
16-Lead (3mm ?3mm) Plastic QFN    40癈 to 85癈
Consult LTC Marketing for parts speci ed with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard lead based  nish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/ 
For more information on tape and reel speci cations, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS
 
The l denotes the speci cations which apply over the full operating
temperature range, otherwise speci cations are at T
A
 = 25癈. V
INB
 = 1.2V, V
OUTB
 = 3.3V, unless otherwise noted.
SYMBOL  PARAMETER
CONDITIONS
MIN   TYP   MAX   UNITS
Boost Converter
V
INMIN
Minimum Start-Up Voltage   I
LOAD
 = 1mA
0.68   0.8
V
V
OUTB
Output Voltage Range
l   1.5
5.25
V
V
FBB
Feedback Voltage
l  1.179   1.21   1.240
V
I
FBB
Feedback Input Current
1    50
nA
I
QSHDN
Quiescent Current - Shutdown V
ENBST
 = V
ENLDO
 = 0V, Not Including SW Leakage,
V
OUTB
 = 0V
0.02    1
I
QACTIVE
Quiescent Current - Active   Measured on V
OUTB
, Nonswitching, MODE = 1.2V,
V
ENLDO
 = 0V
300   500
I
QBURST
Quiescent Current - Burst    Measured on V
OUTB
, FBB >1.24V, MODE = 1.2V,
V
ENLDO
 = 0V
15
I
NLEAK
NMOS Switch Leakage Current V
SW
 = 5V
0.1    5
I
PLEAK
PMOS Switch Leakage Current V
SW
 = 5V, V
OUTB
 = 0V
0.1    10
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