参数资料
型号: LT1185CQ
厂商: Linear Technology
文件页数: 2/16页
文件大小: 0K
描述: IC REG LDO NEG ADJ 3A DDPAK-5
标准包装: 50
稳压器拓扑结构: 负,可调式
输出电压: -2.5 V ~ -25 V
输入电压: -4.2 V ~ -35 V
电压 - 压降(标准): 0.67V @ 3A
稳压器数量: 1
电流 - 输出: 3A
电流 - 限制(最小): 可调式
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: TO-263-6,D²Pak(5 引线+接片),TO-263BA
供应商设备封装: D2PAK-5
包装: 管件
LT1185
ABSOLUTE
AXI U
RATI GS
(Note 1)
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
*See Application Section for details on calculating Operation Junction Temperature
PACKAGE/ORDER I FOR ATIO
BOTTOM VIEW
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
GND
FB
FRONT VIEW
FRONT VIEW
V OUT
1
4
2
3
REF
V IN (CASE)
TAB
IS
V IN
5
4
3
2
1
REF
V OUT
V IN
FB
GND
5
4
3
2
1
REF
V OUT
V IN
FB
GND
K PACKAGE
4-LEAD TO-3 METAL CAN
θ JC MAX = 2.5 ° C/ W, θ JA = 35 ° C/W
Q PACKAGE
5-LEAD PLASTIC DD
T JMAX = 150 ° C, θ JA = 30 ° C/W
TAB IS V IN
T PACKAGE
5-LEAD PLASTIC TO-220
θ JC MAX = 2.5 ° C/ W, θ JA = 50 ° C/W
OBSOLETE PACKAGE
ORDER PART
NUMBER
LT1185MK
ORDER PART
NUMBER
LT1185CQ
LT1185IQ
ORDER PART
NUMBER
LT1185CT
LT1185IT
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.
ELECTRICAL CHARACTERISTICS
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.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Reference Voltage (At FB Pin)
2.37
V
Reference Voltage Tolerance (At FB Pin) (Note 2)
V IN – V OUT = 5V, V OUT = V REF
0.3
± 1
%
1mA ≤ I OUT ≤ 3A
1
± 2.5
%
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)
Feedback Pin Bias Current
Droput Voltage (Note 3)
V OUT = V REF
I OUT = 0.5A, V OUT = 5V
I OUT = 3A, V OUT = 5V
0.7
0.20
0.67
2
0.37
1.00
μ A
V
V
1185ff
2
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LT1185CQ#PBF 功能描述:IC REG LDO NEG ADJ 3A DDPAK-5 RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - 线性 系列:- 标准包装:3,000 系列:- 稳压器拓扑结构:正,固定式 输出电压:3V 输入电压:最高 5.5V 电压 - 压降(标准):0.12V @ 150mA 稳压器数量:1 电流 - 输出:150mA(最小值) 电流 - 限制(最小):220mA 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:SOT-23-5 细型,TSOT-23-5 供应商设备封装:TSOT-23-5 包装:带卷 (TR) 其它名称:ADP160AUJZ-3.0-R7TR
LT1185CQ#TR 功能描述:IC REG LDO NEG ADJ 3A DDPAK-5 RoHS:否 类别:集成电路 (IC) >> PMIC - 稳压器 - 线性 系列:- 标准包装:1 系列:- 稳压器拓扑结构:正,固定式 输出电压:3V 输入电压:2.3 V ~ 5.5 V 电压 - 压降(标准):0.035V @ 150mA 稳压器数量:2 电流 - 输出:150mA 电流 - 限制(最小):300mA 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:6-UFDFN 裸露焊盘,6-TMLF? 供应商设备封装:6-TMLF?(1.6x1.6) 包装:Digi-Reel® 产品目录页面:1104 (CN2011-ZH PDF) 其它名称:576-3018-6
LT1185CQ#TRPBF 功能描述:IC REG LDO NEG ADJ 3A DDPAK-5 RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - 线性 系列:- 标准包装:1 系列:- 稳压器拓扑结构:正,固定式 输出电压:3V 输入电压:2.3 V ~ 5.5 V 电压 - 压降(标准):0.035V @ 150mA 稳压器数量:2 电流 - 输出:150mA 电流 - 限制(最小):300mA 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:6-UFDFN 裸露焊盘,6-TMLF? 供应商设备封装:6-TMLF?(1.6x1.6) 包装:Digi-Reel® 产品目录页面:1104 (CN2011-ZH PDF) 其它名称:576-3018-6
LT1185CQPBF 制造商:Linear Technology 功能描述:LDO Regulator Neg/Pos 2.5-25V 3A DDPAK6
LT1185CT 功能描述:IC REG LDO NEG ADJ 3A TO220 RoHS:否 类别:集成电路 (IC) >> PMIC - 稳压器 - 线性 系列:- 标准包装:1 系列:- 稳压器拓扑结构:正,固定式 输出电压:3V 输入电压:2.3 V ~ 5.5 V 电压 - 压降(标准):0.035V @ 150mA 稳压器数量:2 电流 - 输出:150mA 电流 - 限制(最小):300mA 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:6-UFDFN 裸露焊盘,6-TMLF? 供应商设备封装:6-TMLF?(1.6x1.6) 包装:Digi-Reel® 产品目录页面:1104 (CN2011-ZH PDF) 其它名称:576-3018-6