поискавой системы для электроныых деталей
  Russian  ▼
ALLDATASHEETRU.COM

X  

Preview PDF HTML

LT1176 датащи(PDF) 2 Page - Linear Technology

номер детали LT1176
подробное описание детали  Step-Down Switching Regulator
PDF  4 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
производитель  LINER [Linear Technology]
домашняя страница  http://www.linear.com
Logo LINER - Linear Technology

LT1176 датащи(HTML) 2 Page - Linear Technology

  LT1176 Datasheet HTML 1Page - Linear Technology LT1176 Datasheet HTML 2Page - Linear Technology LT1176 Datasheet HTML 3Page - Linear Technology LT1176 Datasheet HTML 4Page - Linear Technology  
Zoom Inzoom in Zoom Outzoom out
 2 / 4 page
background image
2
LT1176/LT1176-5
A
G
A
U
A
R
BSOLUTEXI
TI
S
Input Voltage .......................................................... 38V
Switch Voltage With Respect to Input Voltage ........ 50V
Switch Voltage With Respect to Ground Pin
(VSW Negative) (Note 6) ......................................... 20V
Feedback Pin Voltage....................................... – 2V, 10V
Shutdown Pin Voltage (Not to Exceed VIN) ............. 35V
Status Pin Voltage
(Current Must Be Limited to 5mA When Status Pin
Switches “ON”) ................................................... 30V
ILIM Pin Voltage (Forced)...................................... 5.5V
Maximum Operating Ambient Temperature Range
LT1176C/LT1176C-5 .............................. 0
°C to 70°C
Maximum Operating Junction Temperature Range
LT1176C/LT1176C-5 ............................ 0
°C to 125°C
Storage Temperature Range ................ – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec) 300
°C
PACKAGE/ORDER I FOR ATIO
ORDER PART
NUMBER
1
2
3
4
8
7
6
5
TOP VIEW
VIN
ILIM
GND
FB/SENSE
VSW
VC
STATUS
SHUTDOWN
N8 PACKAGE
8-LEAD PLASTIC DIP
TJ MAX = 125°C, θJA = 90°C/ W*
TJMAX = 125 °C, θJA = 50°C/ W*
ORDER PART
NUMBER
LT1176CN8
LT1176CN8-5
ELECTRICAL C
C
HARA TERISTICS T
J = 25°C, VIN = 25V, unless otherwise noted
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Switch “ON” Voltage (Note 1)
ISW = 0.2A
q
1.1
V
ISW = 1A
q
1.4
V
Switch “OFF” Leakage
VIN = 25V, VSW = 0
150
µA
VIN = VMAX, VSW = 0 (Note 7)
250
µA
Supply Current (Note 2)
VFB = 2.5V, VIN ≤ 35V
q
7.5
10
mA
VSHDN = 0.1V (Device Shutdown) (Note 8)
q
140.0
300
µA
Minimum Supply Voltage
Normal Mode
q
7.3
8.0
V
Startup Mode (Note 3)
q
3.5
4.8
V
Switch Current Limit (Note 4)
ILIM Open
q
1.2
1.7
2.2
A
RLIM = 10k (Note 5)
1.2
A
RLIM = 7k (Note 5)
0.8
A
Maximum Duty Cycle
q
85
90
%
Switching Frequency
90
100
110
kHz
q
85
120
kHz
VFB = 0V Through 2k (Note 4) (LT1176)
20
kHz
VSENSE = 0V (Note 4) (LT1176-5)
20
kHz
Switching Frequency Line Regulation
8V
≤ VIN ≤ VMAX (Note 7)
q
0.03
0.1
%/ V
Error Amplifier Voltage Gain (Note 9)
1V
≤ VC ≤ 4V
2000
V/ V
Error Amplifier Transconductance (Note 9)
3700
5000
8000
µmho
Error Amplifier Source and Sink Current
Source (VFB = 2V or VSENSE = 4V)
100.0
140.0
225.0
µA
Sink (VFB = 2.5V or VSENSE = 5.5V)
0.7
1.0
1.6
mA
*These thermal resistance numbers are for typical mounting technique. Lower thermal resistance
can be obtained with large copper lands, thermal glues or heatsinks.
1
2
3
4
5
6
7
8
9
10
TOP VIEW
S PACKAGE
20-LEAD PLASTIC SOL
20
19
18
17
16
15
14
13
12
11
VIN
NC
ILIM
GND
GND
GND
GND
NC
FB/SENSE
NC
VSW
NC
VC
GND
GND
GND
GND
STATUS
SHUTDOWN
NC
LT1176CS
LT1176CS-5



Html Pages

1 2 3 4


датащи скачать

Go To PDF Page


ссылки URL



Вашему бизинису помогли Аллдатащит?  [ DONATE ] 

Что такое Аллдатащит   |   реклама   |   контакт   |   Конфиденциальность   |   Ссылка на техническое описание    |   обмен ссыками   |   поиск по производителю
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com