參數資料
型號: LT1185CQ
廠商: LINEAR TECHNOLOGY CORP
元件分類: 基準電壓源/電流源
英文描述: Cap-Free, NMOS, 150mA Low Dropout Regulator with Reverse Current Protection
中文描述: 2.5 V-25 V ADJUSTABLE NEGATIVE LDO REGULATOR, 1 V DROPOUT, PSSO5
封裝: PLASTIC, D2PAK-5
文件頁數: 2/16頁
文件大?。?/td> 191K
代理商: LT1185CQ
2
LT1185
1185ff
Order Options
Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
Consult LTC Marketing for parts specified with wider operating temperature ranges.
2
4
1
3
GND
FB
REF
V
IN
(CASE)
V
OUT
K PACKAGE
4-LEAD TO-3 METAL CAN
θ
JC MAX
= 2.5
°
C/W,
θ
JA
= 35
°
C/W
OBSOLETE PACKAGE
BOTTOM VIEW
ORDER PART
NUMBER
LT1185MK
ORDER PART
NUMBER
LT1185CT
LT1185IT
θ
JC MAX
= 2.5
°
C/W,
θ
JA
= 50
°
C/W
T PACKAGE
5-LEAD PLASTIC TO-220
REF
V
OUT
V
IN
FB
GND
FRONT VIEW
TAB IS V
IN
5
4
3
2
1
*See Application Section for details on calculating Operation Junction Temperature
ABSOLUTEW
Input Voltage .......................................................... 35V
Input-Output Differential......................................... 30V
FB Voltage ................................................................ 7V
REF Voltage .............................................................. 7V
Output Voltage........................................................ 30V
Output Reverse Voltage ............................................ 2V
Operating Ambient Temperature Range
LT1185C ............................................... 0
°
C to 70
°
C
LT1185I .............................................–40
°
C to 85
°
C
LT1185M
(OBSOLETE)
.................... –55
°
C to 125
°
C
W
W
U
PACKAGE/ORDER U
U
W
(Note 1)
ORDER PART
NUMBER
LT1185CQ
LT1185IQ
T
JMAX
= 150
°
C,
θ
JA
= 30
°
C/W
Q PACKAGE
5-LEAD PLASTIC DD
FRONT VIEW
TAB
IS
V
IN
REF
V
OUT
V
IN
FB
GND
5
4
3
2
1
PARAMETER
Reference Voltage (At FB Pin)
Reference Voltage Tolerance (At FB Pin) (Note 2)
CONDITIONS
MIN
TYP
2.37
0.3
1
MAX
UNITS
V
V
IN
– V
OUT
= 5V, V
OUT
= V
REF
1mA
I
OUT
3A
V
IN
– V
OUT
= 1.2V to V
IN
= 30V
P
25W (Note 6), V
OUT
= 5V
T
MIN
T
J
T
MAX
(Note 9)
V
OUT
= V
REF
I
OUT
= 0.5A, V
OUT
= 5V
I
OUT
= 3A, V
OUT
= 5V
±
1
±
2.5
%
%
Feedback Pin Bias Current
Droput Voltage (Note 3)
0.7
0.20
0.67
2
μ
A
V
V
0.37
1.00
The
denotes specifications which apply over the operating temperature range, otherwise specifications are at T
A
= 25
°
C.
Adjustable version, V
IN
= 7.4V, V
OUT
= 5V, I
OUT
= 1mA, R
LIM
= 4.02k, unless otherwise noted.
ELECTRICAL CHARACTERISTICS
Operating Junction Temperature Range*
Control Section
LT1185C ............................................. 0
°
C to 125
°
C
LT1185I .......................................... –40
°
C to 125
°
C
LT1185M
(OBSOLETE)
................... –55
°
C to 150
°
C
Power Transistor Section
LT1185C ............................................. 0
°
C to 150
°
C
LT1185I .......................................... –40
°
C to 150
°
C
LT1185M
(OBSOLETE)
................... –55
°
C to 175
°
C
Storage Temperature Range................ –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec)................ 300
°
C
相關PDF資料
PDF描述
LT1185IQ Cap-Free, NMOS, 150mA Low Dropout Regulator with Reverse Current Protection
LT1185C Cap-Free, NMOS, 150mA Low Dropout Regulator with Reverse Current Protection
LT1185CT 9-Bit Odd/Even Parity Generators/Checkers 14-SOIC 0 to 70
LT1185I 9-Bit Odd/Even Parity Generators/Checkers 14-SOIC 0 to 70
LT1185IT 9-Bit Odd/Even Parity Generators/Checkers 14-SOIC 0 to 70
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LT1185CQPBF 制造商:Linear Technology 功能描述:LDO Regulator Neg/Pos 2.5-25V 3A DDPAK6
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