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參數(shù)資料
| 型號(hào)： | LT1303-5 |
| 廠商： | Linear Technology Corporation |
| 英文描述： | Micropower High Efficiency DC/DC Converters with Low-Battery Detector Adjustable and Fixed 5V |
| 中文描述： | 微功耗高效率DC / DC轉(zhuǎn)換器與低電池檢測(cè)器可調(diào)和固定5V |
| 文件頁(yè)數(shù)： | 2/12頁(yè) |
| 文件大?。?/td> | 280K |
| 代理商： | LT1303-5 |
2
LT1303/LT1303-5
SYMBOL
I
Q
PARAMETER
Quiescent Current
CONDITIONS
V
SHDN
= 0.5V, V
SEL
= 5V, V
SENSE
= 5.5V
V
SHDN
= 1.8V
MIN
TYP
120
7
1.55
MAX
200
15
UNITS
G
G
μ
A
μ
A
V
V
V
V
mV
mV
nA
kHz
%/
°
C
V
IN
Input Voltage Range
1.8
2.0
1.22
4.8
G
Feedback Voltage
Output Sense Voltage
Comparator Hysteresis
Output Hysteresis
Feedback Pin Bias Current
Oscillator Frequency
Oscillator TC
Maximum Duty Cycle
Switch On Time
Output Line Regulation
Switch Saturation Voltage
Switch Leakage Current
Peak Switch Current
LT1303
LT1303-5
LT1303 (Note 1)
LT1303-5 (Note 1)
LT1303, V
FB
= 1V
Current Limit Not Asserted
G
1.24
5.0
6
22
7
155
0.2
86
5.6
0.06
130
0.1
1.0
0.9
1.24
7
0.11
0.1
1.26
5.2
12.5
50
20
185
G
G
G
G
120
DC
t
ON
G
75
95
%
μ
s
Current Limit Not Asserted
1.8V < V
IN
< 6V
I
SW
= 700mA
V
SW
= 5V, Switch Off
V
IN
= 2V
V
IN
= 5V
G
0.15
200
10
1.25
1.15
1.27
20
0.4
5
%/V
mV
μ
A
V
CESAT
G
G
G
0.75
0.65
1.21
A
A
V
LBI Trip Voltage
LBI Input Bias Current
LBO Output Low
LBO Leakage Current
Shutdown Pin High
Shutdown Pin Low
Shutdown Pin Bias Current
G
V
LBI
= 1V
I
LOAD
= 100
μ
A
V
LBI
= 1.3V, V
LBO
= 5V
G
nA
V
μ
A
V
V
μ
A
μ
A
μ
A
G
G
V
SHDNH
V
SHDNL
I
SHDN
G
1.8
0.5
20
V
SHDN
= 5V
V
SHDN
= 2V
V
SHDN
= 0V
G
G
G
8.0
3.0
0.1
1
ABSOLUTE
AXI
U
RATIU
W
V
IN
Voltage .............................................................. 10V
SW1 Voltage............................................................ 25V
Sense Voltage (LT1303-5)....................................... 20V
FB Voltage (LT1303)................................................ 10V
Shutdown Voltage ................................................... 10V
LBO Voltage............................................................. 10V
LBI Voltage .............................................................. 10V
Maximum Power Dissipation............................. 500mW
Operating Temperature Range.....................0
°
C to 70
°
C
Storage Temperature Range................. –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec)..................300
°
C
W
W
PACKAGE/ORDER I
FOR
ATIO
W
U
U
T
A
= 25
°
C, V
IN
= 2.0V, unless otherwise noted.
ELECTRICAL C
HARA TERISTICS
Note 1:
Hysteresis specified is DC. Output ripple may be higher if output
capacitance is insufficient or capacitor ESR is excessive.
The
G
denotes specifications which apply over the 0
°
C to 70
°
C operating
temperature range.
ORDER PART
NUMBER
LT1303CN8
LT1303CS8
LT1303CN8-5
LT1303CS8-5
S8 PART MARKING
1303
13035
Consult factory for Industrial and Military grade parts.
1
2
3
4
8
7
6
5
TOP VIEW
GND
LBO
SHDN
FB (SENSE)*
PGND
SW
V
IN
LBI
N8 PACKAGE
8-LEAD PDIP
S8 PACKAGE
8-LEAD PLASTIC SO
*FIXED VERSION
T
JMAX
= 100
°
C,
θ
JA
= 130
°
C/W (N8)
T
JMAX
= 100
°
C,
θ
JA
= 150
°
C/W (S8)
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LT1303 | Micropower High Efficiency DC/DC Converters with Low-Battery Detector Adjustable and Fixed 5V |
| LT1303CN8 | Micropower High Efficiency DC/DC Converters with Low-Battery Detector Adjustable and Fixed 5V |
| LT1303CN8-5 | Micropower High Efficiency DC/DC Converters with Low-Battery Detector Adjustable and Fixed 5V |
| LT1303CS8 | Micropower High Efficiency DC/DC Converters with Low-Battery Detector Adjustable and Fixed 5V |
| LT1303CS8-5 | Micropower High Efficiency DC/DC Converters with Low-Battery Detector Adjustable and Fixed 5V |
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| LT1303CN8-5 | 功能描述:IC REG BOOST 5V 0.2A 8DIP RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- 類型:降壓（降壓） 輸出類型:固定 輸出數(shù):1 輸出電壓:1.2V，1.5V，1.8V，2.5V 輸入電壓:2.7 V ~ 20 V PWM 型:- 頻率 - 開關(guān):- 電流 - 輸出:50mA 同步整流器:是 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:10-TFSOP，10-MSOP（0.118"，3.00mm 寬）裸露焊盤 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:10-MSOP 裸露焊盤 |
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| LT1303CN8PBF | 制造商:Linear Technology 功能描述:LT1303CN8PBF |
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