поискавой системы для электроныых деталей
  Russian  ▼
ALLDATASHEETRU.COM

X  

Preview PDF HTML

SC4612HSTRT датащи(PDF) 3 Page - Semtech Corporation

номер детали SC4612HSTRT
подробное описание детали  40V Synchronous Buck Controller
PDF  21 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
производитель  SEMTECH [Semtech Corporation]
домашняя страница  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC4612HSTRT датащи(HTML) 3 Page - Semtech Corporation

  SC4612HSTRT Datasheet HTML 1Page - Semtech Corporation SC4612HSTRT Datasheet HTML 2Page - Semtech Corporation SC4612HSTRT Datasheet HTML 3Page - Semtech Corporation SC4612HSTRT Datasheet HTML 4Page - Semtech Corporation SC4612HSTRT Datasheet HTML 5Page - Semtech Corporation SC4612HSTRT Datasheet HTML 6Page - Semtech Corporation SC4612HSTRT Datasheet HTML 7Page - Semtech Corporation SC4612HSTRT Datasheet HTML 8Page - Semtech Corporation SC4612HSTRT Datasheet HTML 9Page - Semtech Corporation Next Button
Zoom Inzoom in Zoom Outzoom out
 3 / 21 page
background image
3
© 2008 Semtech Corp.
www.semtech.com
SC4612H
POWER MANAGEMENT
VIN = VDD = 12V, F
OSC = 600kHz, TA = TJ = 25°C.
Unless otherwise specified:
Parameter
Test Conditions
Min
Typ
Max
Units
Bias Supply
Quiescent Current
V
DD = 40V, No load, SS/EN = 0
5
7
mA
VDD Undervoltage Lockout
Start Threshold
4.20
4.50
4.75
V
UVLO Hysteresis
400
mV
Drive Regulator
DRV
10V
≤ V
DD ≤ 40V,
I
OUT ≤ 1mA
7.3
7.8
8.3
V
Load Regulation
1mA
≤ I
OUT
≤ 70mA
100
mV
Oscillator
Operation Frequency Range
100
1200
kHz
Initial Accuracy (1)
C
OSC = 160pF (Ref only)
540
600
660
kHz
Maximum Duty Cycle
V
DD = VDR = 8V; VOUT_NOM = 5V; IOUT = 0A
V
IN adjust down to VOUT = 0.99 · VOUT _NOM
82
%
Ramp Peak to Valley (1)
850
mV
Oscillator Charge Current
V
OSC = 1V
90
110
µA
Current Limit (Low Side Rdson)
Current Limit Threshold Voltage
See Pg. 12 & 13 on OCP
100
mV
Error Amplifier
Feedback Voltage
T
J = 0 to +70°C
0.495
0.500
0.505
V
T
J = -40 to +85°C
0.492
0.500
0.508
V
T
J = -40 to +125°C
0.488
0.500
0.512
V
Input Bias Current
FB = 0.5V
200
nA
Open Loop Gain (1)
60
dB
Unity Gain Bandwidth (1)
7
10
MHz
Output Sink Current
Open Loop, FB = 0V
900
µA
Output Source Current
Open Loop, FB = 0.6V
1100
µA
Slew Rate (1)
1
V/µs
Electrical Characteristics



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21


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