參數(shù)資料
型號(hào)： LT1185IQ
廠商： LINEAR TECHNOLOGY CORP
元件分類： 基準(zhǔn)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(yè)數(shù)： 2/16頁(yè)
文件大小： 191K
代理商： LT1185IQ
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(guān)PDF資料
PDF描述
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
LT1185M 9-Bit Odd/Even Parity Generators/Checkers 14-SOIC 0 to 70
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LT1185IQ#PBF 功能描述:IC REG LDO NEG ADJ 3A 5-DD RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 標(biāo)準(zhǔn)包裝:1 系列:- 穩(wěn)壓器拓?fù)浣Y(jié)構(gòu):正，固定式 輸出電壓:8V 輸入電壓:10.5 V ~ 23 V 電壓 - 壓降（標(biāo)準(zhǔn)）:1.7V @ 40mA 穩(wěn)壓器數(shù)量:1 電流 - 輸出:100mA（最小值） 電流 - 限制（最小）:- 工作溫度:0°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:8-SOIC（0.154"，3.90mm 寬） 供應(yīng)商設(shè)備封裝:8-SOIC 包裝:剪切帶 (CT) 產(chǎn)品目錄頁(yè)面:1075 (CN2011-ZH PDF) 其它名稱:296-24390-1
LT1185IQ#PBF 制造商:Linear Technology 功能描述:VOLTAGE REGULATOR LDO ADJ 3 制造商:Linear Technology 功能描述:VOLTAGE REGULATOR, LDO, ADJ, 3A, TO-263-
LT1185IQ#TR 制造商:Linear Technology 功能描述:LDO Regulator Neg/Pos -2.5V to -25V2.5V to 25V 3A 6-Pin(5+Tab) DDPAK T/R
LT1185IQ#TRPBF 功能描述:IC REG LDO NEG ADJ 3A 5-DD RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 標(biāo)準(zhǔn)包裝:1 系列:- 穩(wěn)壓器拓?fù)浣Y(jié)構(gòu):正，固定式 輸出電壓:3V 輸入電壓:2.3 V ~ 5.5 V 電壓 - 壓降（標(biāo)準(zhǔn)）:0.035V @ 150mA 穩(wěn)壓器數(shù)量:2 電流 - 輸出:150mA 電流 - 限制（最?。?300mA 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:6-UFDFN 裸露焊盤，6-TMLF? 供應(yīng)商設(shè)備封裝:6-TMLF?（1.6x1.6） 包裝:Digi-Reel® 產(chǎn)品目錄頁(yè)面:1104 (CN2011-ZH PDF) 其它名稱:576-3018-6
LT1185IT 功能描述:IC REG LDO NEG ADJ 3A TO220 RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 標(biāo)準(zhǔn)包裝:1 系列:- 穩(wěn)壓器拓?fù)浣Y(jié)構(gòu):正，固定式 輸出電壓:3V 輸入電壓:2.3 V ~ 5.5 V 電壓 - 壓降（標(biāo)準(zhǔn)）:0.035V @ 150mA 穩(wěn)壓器數(shù)量:2 電流 - 輸出:150mA 電流 - 限制（最?。?300mA 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:6-UFDFN 裸露焊盤，6-TMLF? 供應(yīng)商設(shè)備封裝:6-TMLF?（1.6x1.6） 包裝:Digi-Reel® 產(chǎn)品目錄頁(yè)面:1104 (CN2011-ZH PDF) 其它名稱:576-3018-6
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