전자부품 데이터시트 검색엔진
  Korean  ▼

Delete All
ON OFF
ALLDATASHEET.CO.KR

X  

Preview PDF Download HTML

LM2575-12BT 데이터시트(HTML) 4 Page - Micrel Semiconductor

부품명 LM2575-12BT
상세내용  52kHz Simple 1A Buck Regulator
Download  12 Pages
Scroll/Zoom Zoom In 100% Zoom Out
제조사  MICREL [Micrel Semiconductor]
홈페이지  http://www.micrel.com
Logo 

LM2575-12BT 데이터시트(HTML) 4 Page - Micrel Semiconductor

 
Zoom Inzoom in Zoom Outzoom out
/ 12 page
 4 / 12 page
background image
Micrel, Inc.
LM2575
May 2009
4
M9999-051209-B
Absolute Maximum Ratings
(1)
Maximum Supply Voltage (VIN) ......................................45V
ON/OFF Pin Input Voltage. ......................–0.3V ≤ V ≤ +40V
Output Voltage to Ground (Steady State) ......................–1V
Power Dissipation .....................................Internally Limited
Maximum Junction Temperature................................ 150°C
Lead Temperature (soldering, 10 sec.)...................... 260°C
Storage Temperature (Ts) .........................–65°C to +150°C
Minimum ESD Rating
C = 100pF, R = 1.5kΩ.............................................. 2kV
FB Pin ...................................................................... 1kV
Operating Ratings
Supply Voltage (VIN).......................................................40V
Junction Temperature Range (TJ).......–40°C ≤ TJ ≤ +125°C
Electrical Characteristics
Specifications with standard typeface are for TJ = 25°C, and those with boldface type apply over full Operating
Temperature Range. Unless otherwise specified, VIN = 12V, and ILOAD = 200mA.
Symbol
Parameter
Condition
Typ
LM2575
Limit
(Note 2)
Units
(Limits)
SYSTEM PARAMETERS, ADJUSTABLE REGULATORS (Note 3) Test Circuit Figure 1
Feedback Voltage
VIN = 12V , ILOAD = 0.2A
VOUT = 5V
1.230
1.217
1.243
V
V(min)
V(max)
VOUT
Feedback Voltage LM2575
0.2A ≤ ILOAD ≤ 1A, 8V ≤ VIN ≤ 40V
VOUT = 5V
1.230
1.193/1.180
1.267/1.280
V
V(min)
V(max)
η
Efficiency
VIN = 12V, ILOAD = 1A, VOUT = 5V
82
%
SYSTEM PARAMETERS, 3.3V REGULATORS (Note 3) Test Circuit Figure 1
Output Voltage
VIN = 12V , ILOAD = 0.2A
VOUT = 3.3V
3.3
3.234
3.366
V
V(min)
V(max)
VOUT
Output Voltage LM2575-3.3
0.2A ≤ ILOAD ≤ 1A, 8V ≤ VIN ≤ 40V
VOUT = 3.3V
3.3
3.168/3.135
3.432/3.465
V
V(min)
V(max)
η
Efficiency
VIN = 12V, ILOAD = 1A
75
%
SYSTEM PARAMETERS, 5V REGULATORS (Note 3) Test Circuit Figure 1
Output Voltage
VIN = 12V , ILOAD = 0.2A
VOUT = 5V
5.0
4.900
5.100
V
V(min)
V(max)
VOUT
Output Voltage LM2575-5.0
0.2A ≤ ILOAD ≤ 1A, 8V ≤ VIN ≤ 40V
VOUT = 5V
5.0
4.800/4.750
5.200/5.250
V
V(min)
V(max)
η
Efficiency
VIN = 12V, ILOAD = 1A
82
%
SYSTEM PARAMETERS, 12V REGULATORS (Note 3) Test Circuit Figure 1
Output Voltage
VIN = 25V , ILOAD = 0.2A
VOUT = 12V
12
11.760
12.240
V
V(min)
V(max)
VOUT
Output Voltage LM2575-12
0.2A ≤ ILOAD ≤ 1A, 15V ≤ VIN ≤ 40V
VOUT = 12V
12
11.520/11.400
12.480/12.600
V
V(min)
V(max)
η
Efficiency
VIN = 25V, ILOAD = 1A
88
%


Html Pages

1  2  3  4  5  6  7  8  9  10  11  12 


데이터시트 Download




링크 URL



Privacy Policy
ALLDATASHEET.CO.KR
ALLDATASHEET 가 귀하에 도움이 되셨나요?  [ DONATE ]  

Alldatasheet는?   |   광고문의    |   운영자에게 연락하기   |   개인정보취급방침   |   즐겨찾기   |   링크교환   |   제조사별 검색
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