参数资料
型号: LT1776CS8
厂商: LINEAR TECHNOLOGY CORP
元件分类: 稳压器
英文描述: RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS
中文描述: 1 A SWITCHING REGULATOR, 230 kHz SWITCHING FREQ-MAX, PDSO8
封装: 0.150 INCH, PLASTIC, SO-8
文件页数: 6/20页
文件大小: 147K
代理商: LT1776CS8
6
LT1776
10% and 90% duty cycle. The sync function is internally
disabled if the FB pin voltage is low enough to cause
oscillator slowdown. If unused, this pin should be grounded.
FB (Pin 7):
This is the inverting input to the feedback
amplifier. The noninverting input of this amplifier is inter-
nally tied to the 1.24V reference. This pin also slows down
the frequency of the internal oscillator when its voltage is
PI
FU
CTIO
N
S
U
U
abnormally low, e.g., 2/3 of normal or less. This feature
helps maintain proper short-circuit protection.
V
C
(Pin 8):
This is the control voltage pin which is the
output of the feedback amplifier and the input of the
current comparator. Frequency compensation of the over-
all loop is effected by placing a capacitor, (or in most cases
a series RC combination) between this node and ground.
BLOCK DIAGRA
SWDR
SWON
BOOST
SWOFF
SWDR
SWON
BOOST
1776 BD
SWOFF
LOGIC
OSC
BIAS
V
TH
V
B
V
BG
V
BG
FB
V
C
GND
SYNC
SHDN
V
CC
FB
AMP
BOOST
COMP
gm
I
I
I
I
R1
R
SENSE
I
COMP
Q4
Q3
Q2
Q1
Q5
V
SW
D1
V
IN
5
3
2
1
6
4
8
7
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相关代理商/技术参数
参数描述
LT1776CS8#PBF 功能描述:IC REG BUCK ADJ 0.7A 8SOIC RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 标准包装:250 系列:- 类型:降压(降压) 输出类型:固定 输出数:1 输出电压:1.2V 输入电压:2.05 V ~ 6 V PWM 型:电压模式 频率 - 开关:2MHz 电流 - 输出:500mA 同步整流器:是 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:6-UFDFN 包装:带卷 (TR) 供应商设备封装:6-SON(1.45x1) 产品目录页面:1032 (CN2011-ZH PDF) 其它名称:296-25628-2
LT1776CS8#TR 功能描述:IC REG BUCK ADJ 0.7A 8SOIC RoHS:否 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 标准包装:2,500 系列:- 类型:升压(升压) 输出类型:可调式 输出数:1 输出电压:1.24 V ~ 30 V 输入电压:1.5 V ~ 12 V PWM 型:电流模式,混合 频率 - 开关:600kHz 电流 - 输出:500mA 同步整流器:无 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-SOIC(0.154",3.90mm 宽) 包装:带卷 (TR) 供应商设备封装:8-SOIC
LT1776CS8#TRPBF 功能描述:IC REG BUCK ADJ 0.7A 8SOIC RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 标准包装:2,500 系列:- 类型:升压(升压) 输出类型:可调式 输出数:1 输出电压:1.24 V ~ 30 V 输入电压:1.5 V ~ 12 V PWM 型:电流模式,混合 频率 - 开关:600kHz 电流 - 输出:500mA 同步整流器:无 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-SOIC(0.154",3.90mm 宽) 包装:带卷 (TR) 供应商设备封装:8-SOIC
LT1776CS8PBF 制造商:Linear Technology 功能描述:Sw. Regulator Step-Down 7.4V-40V SOIC8
LT1776I 制造商:LINER 制造商全称:Linear Technology 功能描述:Wide Input Range, High Efficiency, Step-Down Switching Regulator