欢迎访问ic37.com |
会员登录 免费注册
发布采购

LT1963EQ-1.8 参数 Datasheet PDF下载

LT1963EQ-1.8图片预览
型号: LT1963EQ-1.8
PDF下载: 下载PDF文件 查看货源
内容描述: 1.5A ,低噪声,快速瞬态响应LDO稳压器 [1.5A, Low Noise, Fast Transient Response LDO Regulators]
分类和应用: 稳压器调节器输出元件
文件页数/大小: 16 页 / 242 K
品牌: LINEAR [ LINEAR INTEGRATED SYSTEMS ]
 浏览型号LT1963EQ-1.8的Datasheet PDF文件第1页浏览型号LT1963EQ-1.8的Datasheet PDF文件第2页浏览型号LT1963EQ-1.8的Datasheet PDF文件第4页浏览型号LT1963EQ-1.8的Datasheet PDF文件第5页浏览型号LT1963EQ-1.8的Datasheet PDF文件第6页浏览型号LT1963EQ-1.8的Datasheet PDF文件第7页浏览型号LT1963EQ-1.8的Datasheet PDF文件第8页浏览型号LT1963EQ-1.8的Datasheet PDF文件第9页  
LT1963系列
电气特性
q
表示该指标适合整个工作温度范围内,否则,规格有T
A
= 25°C 。 (注2 )
参数
条件
LT1963-2.5
LT1963-3.3
ADJ引脚电压
(注4,5)
线路调整
LT1963
LT1963-1.5
LT1963-1.8
LT1963-2.5
LT1963-3.3
LT1963 (注4 )
LT1963-1.5
LT1963-1.8
LT1963-2.5
LT1963-3.3
V
IN
= 3V ,我
负载
= 1毫安
3.5V < V
IN
& LT ; 20V , 1毫安& LT ;我
负载
< 1.5A
V
IN
= 3.8V ,我
负载
= 1毫安
4.3V < V
IN
& LT ; 20V , 1毫安& LT ;我
负载
< 1.5A
V
IN
= 2.21V ,我
负载
= 1毫安
2.5V < V
IN
& LT ; 20V , 1毫安& LT ;我
负载
< 1.5A
∆V
IN
= 2.21V至20V ,我
负载
= 1毫安
∆V
IN
= 2.3V至20V ,我
负载
= 1毫安
∆V
IN
= 3V至20V ,我
负载
= 1毫安
∆V
IN
= 3.8V至20V ,我
负载
= 1毫安
∆V
IN
= 2.21V至20V ,我
负载
= 1毫安
V
IN
= 2.5V,
∆I
负载
= 1mA至1.5A
V
IN
= 2.5V,
∆I
负载
= 1mA至1.5A
V
IN
= 2.8V,
∆I
负载
= 1mA至1.5A
V
IN
= 2.8V,
∆I
负载
= 1mA至1.5A
V
IN
= 3.5V,
∆I
负载
= 1mA至1.5A
V
IN
= 3.5V,
∆I
负载
= 1mA至1.5A
V
IN
= 4.3V,
∆I
负载
= 1mA至1.5A
V
IN
= 4.3V,
∆I
负载
= 1mA至1.5A
q
q
q
q
q
q
q
q
q
2.462
2.412
3.250
3.200
1.192
1.174
典型值
2.500
2.500
3.300
3.300
1.210
1.210
2.0
2.5
3.0
3.5
1.5
2
2
最大
2.538
2.575
3.350
3.400
1.228
1.246
10
10
10
10
10
9
18
10
20
15
30
20
35
8
15
0.06
0.10
0.17
0.22
0.27
0.35
0.45
0.55
1.5
1.6
5.5
25
120
10
2
1
30
1
单位
V
V
V
V
V
V
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
V
V
V
V
V
V
V
V
mA
mA
mA
mA
mA
µV
RMS
µA
V
V
µA
µA
µA
dB
A
A
负载调整率
q
2.5
q
3
q
LT1963 (注4 )V
IN
= 2.5V,
∆I
负载
= 1mA至1.5A
V
IN
= 2.5V,
∆I
负载
= 1mA至1.5A
输入输出电压差
V
IN
= V
OUT (标称)
(注6 , 7 , 12 )
I
负载
= 1毫安
I
负载
= 1毫安
I
负载
= 100毫安
I
负载
= 100毫安
I
负载
= 500毫安
I
负载
= 500毫安
I
负载
= 1.5A
I
负载
= 1.5A
GND引脚电流
V
IN
= V
OUT (标称)
+ 1V
(注6,8)
I
负载
= 0毫安
I
负载
= 1毫安
I
负载
= 100毫安
I
负载
= 500毫安
I
负载
= 1.5A
C
OUT
= 10μF ,我
负载
= 1.5A , BW = 10Hz至100kHz
(注4,9 )
V
OUT
=关到开
V
OUT
= ON到OFF
V
SHDN
= 0V
V
SHDN
= 20V
V
IN
= 6V, V
SHDN
= 0V
V
IN
– V
OUT
= 1.5V (平均值) ,V
纹波
= 0.5V
P-P
,
f
纹波
= 120Hz时,我
负载
= 0.75A
V
IN
= 7V, V
OUT
= 0V
V
IN
= V
OUT (标称)
+ 1V,
∆V
OUT
= – 0.1V
Q,T , S8套装V
IN
= – 20V, V
OUT
= 0V
ST包装
V
IN
= – 20V, V
OUT
= 0V
LT1963-1.5
LT1963-1.8
LT1963-2.5
LT1963-3.3
LT1963 (注4 )
V
OUT
= 1.5V, V
IN
& LT ; 1.5V
V
OUT
= 1.8V, V
IN
& LT ; 1.8V
V
OUT
= 2.5V, V
IN
& LT ; 2.5V
V
OUT
= 3.3V, V
IN
& LT ; 3.3V
V
OUT
= 1.21V, V
IN
< 1.21V
2
q
0.02
q
0.10
q
0.19
q
0.34
q
q
q
q
q
q
1.0
1.1
3.8
15
80
40
3
输出电压噪声
ADJ引脚偏置电流
关断阈值
SHDN引脚电流
(注10 )
在关断静态电流
纹波抑制
电流限制
输入反向漏电流(注13 )
反向输出电流(注11 )
q
q
0.25
0.90
0.75
0.01
3
0.01
55
63
2
q
q
q
1.6
1
2
600
600
600
600
300
1200
1200
1200
1200
600
mA
mA
µA
µA
µA
µA
µA
1963fa
3