Rev. C09-08
AnaSem
VRR
系列
概述
VRR系列乃高速度，½压差，高输出电压精度稳压器，以½压差来达成高输
出精度的规格。VRH系列的电压输出½在指定的温度范围内保证±1%的精
度，而集成电路内以温度系数调整的高准确率参考电压值来做基准。VRH系
列以½ESR电容来½输出的稳定½用。而已冲½的ESR电容½由VRH系列在C
E=V
SS
的情况下由内½的开关来放电，½助V
OUT
迅速回复到V
SS
水平。另
外，VRH系列也备有电流过高的保护电路，½防止电流通量超越输出三极管
的限制电流容量.
产品规格书
安纳森半导½
高速度， ½压差，±1% 高输出精度，配ON/OFF功½
CMOS稳压器
无卤素
RoHS
符合标准
特点
输出电压范围
·······································································
0.9V~5.0V (½以每0.05V间隔设定输出电压)
工½电压范围
··································································
1.6V~6.0V
高精度电压输出
··························································· =1.95V ~ 5.0V) / ±20mV (V
OUT
=0.9V ~ 1.9V)
±1% (V
OUT
高电流输出
··································································
250mA
输入输出压差
················································································
Typ. 90mV (output=3.0V, I
OUT
=100mA)
½电流功耗
··································································
Typ. 25µA
高嘈音抑制比
·························································································
Typ. 75dB at 1KHz
½ESR电容
·························································································
1.0 µF ceramic capacitor
工½温度范围
··································································
–40°C ~ +85°C
内½电流限制保护
····························································································
电流限制
: 300mA
C
L
高速自动放电
内½ON/OFF开关电路
SSOT-25 : R-类 (350mW)
小型封装
·························································································
应用范围
电池驱动之产品
手机
数码相机或摄像机
手提式电玩产品
手提式电子产品仪器
1
AnaSem Inc.
.......... Future of the analog world
高速度, ½压差,
±1%
高输出精度 配ON/OFF开关电路CMOS稳压器
Rev. C09-08
VRR
系列
产品型号定义
VRR
放电功½
IC封装类别
输出功½分类
输出精度
输出电压
X :
自动放电
S : SSOT-25 (R-类)
L : V
OUT
=0.9V~1.9V
N : V
OUT
=1.95V~5.0V
1 : ±1%
2 : ±20mV
090 ~ 500 :
在0.9V~5.0V输出电压范围内½以
0.05V间隔来设定电压输出
e.g.) 090 : 0.90V, 285 : 2.85V
PIN脚排½ / IC封装记号 (SSOT-25 : R-类)
V
OUT
5
NC
4
Pin脚排½
½½
1
记号
V
IN
V
SS
EN
NC
V
OUT
电压输入
接地
解说
A B C D E
F F F F
1
V
IN
2
V
SS
3
EN
2
3
4
5
ON/OFF检测
不接
(开通)
电压输出
(顶视图)
IC封装记号
½½
A
BCD
E
F
记号
R
090~500
X
厂方设定
解说
产品系列标记
电压输出
电容放电功½
生产批号
2
.......... Future of the analog world
AnaSem Inc.
Automotive Electronics
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