參數(shù)資料
型號： LTC1174
廠商： Linear Technology Corporation
英文描述： High Efficiency Step-Down and Inverting DC/DC Converter(高效率,反相DC/DC變換器)
中文描述： 高效率降壓和倒轉(zhuǎn)DC / DC轉(zhuǎn)換器（高效率，反相直流/直流變換器）
文件頁數(shù)： 2/20頁
文件大小： 246K
代理商： LTC1174
2
LTC1174
LTC1174-3.3/LTC1174-5
(Note 1)
(Voltage Referred to GND Pin)
Input Supply Voltage (Pin 6)
LTC1174........................................... –0.3V to 13.5V
LTC1174HV ...................................... –0.3V to 18.5V
Switch Current (Pin 5).............................................. 1A
Switch Voltage (Pin 5)
LTC1174................................................. V
IN
– 13.5V
LTC1174HV ............................................ V
IN
– 18.5V
Operating Temperature Range
LTC1174CX ............................................ 0
°
C to 70
°
C
LTC1174IX ........................................ –40
°
C to 85
°
C
Junction Temperature (Note 2)............................ 125
°
C
Storage Temperature Range................ –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec)................. 300
°
C
ORDER PART
NUMBER
LTC1174CS8
LTC1174CS8-3.3
LTC1174CS8-5
LTC1174IS8
LTC1174HVCS8
LTC1174HVCS8-3.3
LTC1174HVCS8-5
LTC1174HVIS8
S8 PART MARKING
1174
117433
117450
1174I
1174HI
1174HV
1174H3
1174H5
T
JMAX
= 125
°
C,
θ
JA
= 150
°
C/W
ORDER PART
NUMBER
LTC1174CN8
LTC1174CN8-3.3
LTC1174CN8-5
LTC1174IN8
LTC1174HVCN8
LTC1174HVCN8-3.3
LTC1174HVCN8-5
T
JMAX
= 125
°
C,
θ
JA
= 110
°
C/W
Consult factor for Military grade parts.
The
G
denotes specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
°
C. V
IN
= 9V, V
SHUTDOWN
= V
IN
, I
PGM
= 0V, unless otherwise noted.
SYMBOL PARAMETER
I
FB
Feedback Current
V
FB
Feedback Voltage
V
OUT
Regulated Output Voltage
CONDITIONS
LTC1174/LTC1174HV
LTC1174/LTC1174HV
LTC1174-3.3/LTC1174HV-3.3
LTC1174-5/LTC1174V-5
V
IN
= 6V to 12V, I
LOAD
= 100mA, I
PGM
= V
IN
(Note 3)
LTC1174-3.3 (Note 3)
20mA < I
LOAD
< 175mA, I
PGM
= 0V
20mA < I
LOAD
< 400mA, I
PGM
= V
IN
LTC1174-5 (Note 3)
20mA < I
LOAD
< 175mA, I
PGM
= 0V
20mA < I
LOAD
< 400mA, I
PGM
= V
IN
MIN
TYP
MAX
1
1.30
3.46
5.25
70
UNITS
μ
A
V
V
V
mV
G
1.20
3.14
4.75
1.25
3.30
5.00
10
G
G
V
OUT
Output Voltage Line Regulation
Output Voltage Load Regulation
–5
–45
–70
–70
mV
mV
–5
–50
–70
–70
mV
mV
ABSOLUTEW
W
W
U
PACKAGE/ORDER U
U
W
ELECTRICAL CHARACTERISTICS
1
2
3
4
8
7
6
5
TOP VIEW
V
OUT
(V
FB
*)
LB
OUT
LB
IN
GND
SHUTDOWN
I
PGM
V
IN
SW
N8 PACKAGE
8-LEAD PDIP
* ADJUSTABLE OUTPUT VERSION
1
2
3
4
8
7
6
5
TOP VIEW
S8 PACKAGE
8-LEAD PLASTIC SO
* ADJUSTABLE OUTPUT VERSION
V
OUT
(V
FB
*)
LB
OUT
LB
IN
GND
SHUTDOWN
I
PGM
V
IN
SW
相關(guān)PDF資料
PDF描述
LTC1174-3.3 High Efficiency Step-Down and Inverting DC/DC Converter(高效率,步降DC/DC變換器)
LTC1174-5 High Efficiency Step-Down and Inverting DC/DC Converter(高效率,步降DC/DC變換器)
LTC1177-12 Isolated High Side MOSFET Drivers(隔離型高邊MOS場效應(yīng)管驅(qū)動器（輸入電流2.5mA）)
LTC1177-5 Isolated High Side MOSFET Drivers(隔離型高邊MOS場效應(yīng)管驅(qū)動器（輸入電流1mA）)
LTC1196 8-Bit, SO-8,1MSPS ADCs(SO-8封裝，8位，1MSPS，模數(shù)轉(zhuǎn)換器（差分輸入）)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC1174_06 制造商:LINER 制造商全稱:Linear Technology 功能描述:High Efficiency Step-Down and Inverting DC/DC Converter
LTC1174-3.3 制造商:LINER 制造商全稱:Linear Technology 功能描述:High Efficiency Step-Down and Inverting DC/DC Converter
LTC1174-3.3/ LTC1174-5 制造商:未知廠家 制造商全稱:未知廠家 功能描述:High Efficiency Step-Down and Inverting DC/DC Converter
LTC1174-5 制造商:LINEAR 制造商全稱:LINEAR 功能描述:高效率步降和逆變DC / DC轉(zhuǎn)換器
LTC1174CN8 功能描述:IC REG BUCK INV ADJ 1A 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:- 標準包裝: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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