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参数资料
| 型号： | LX1672-03CLQ |
| 元件分类： | 基准电压源/电流源 |
| 英文描述： | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| 中文描述： | 抗辐射高效，5安培开关稳压器 |
| 文件页数： | 4/21页 |
| 文件大小： | 554K |
| 代理商： | LX1672-03CLQ |
Microsemi
Integrated Products, Power Management
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 4
Copyright
2000
Rev. 0.5i, 2002-07-17
W
M
.
C
LX1671
Multiple Output LoadSHARE PWM
P
RELIMINARY
I N T E G R A T E D P R O D U C T S
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, the following specifications apply over the operating ambient temperature 0
°
C
≤
T
A
≤
70
°
C except where
otherwise noted and the following test conditions: V
CC
= 5V, V
CCL
= 5V, V
CX
= 12V HOX = LOX = 3000pF Load
LX1671
Typ
Parameter
Symbol
Test Conditions
Min
Max
Units
!
!
!
SWITCHING REGULATORS
V
CC
Static and Dynamic
T
A
=25
°
C
0
°
C
≤
T
A
≤
70
°
C
Common Mode Input Voltage = 1V
I Source = 2 mA
I Sink = 10uA
Input Offset Voltage < 20mV
0 and 3.5 V Common Mode Voltage
V
CSX
= V
VSX
– 0.3V , V
VSX
= 5V
Reference to VSX , V
VSX
= 5V
4.5
0.792
0.784
-1
-1
90
-6.0
3.8
0.1
45
260
5.5
16
0.808
0.816
1
1
250
6.0
100
3.5
55
340
V
V
mA
V
%
nS
%
mV
dB
MHz
V
mV
V
nA
μ
A
mV
nS
Input Voltage
V
CCL
, V
CX
I
CC
Operation Current
Reference Voltage
Line Regulation (Note 2)
Load Regulation (Note 2)
Minimum Pulse Width
Maximum Duty Cycle
ERROR AMPLIFIERS
Input Offset Voltage
DC Open Loop Gain
Unity Gain Bandwidth
High Output Voltage
Low Output Voltage
Input Common Mode Range
Input Bias Current
CURRENT SENSE
Current Sense Bias Current
Trip Threshold
Current Sense Delay
Current Sense Comparator
Operating Current
OUTPUT DRIVERS – N-CHANNEL MOSFETS
Low Side Driver Operating Current
High Side Driver Operating Current
Drive Rise Time, Fall Time
High Level Output Voltage
Low Level Output Voltage
OSCILLATOR
PWM Switching Frequency
Ramp Amplitude
12
0.8V
70
16
5.0
100
50
300
350
V
SS
Vos
UGBW
V
OH
V
OL
I
IN
I
SET
V
TRIP
T
CSD
I
CSX
Current into VSX pins
2
5
mA
!
!
I
VCCL
I
VCX
T
RF
V
DH
V
DL
F
SW
V
RAMP
Static
Static
C
L
= 3000pF
I
SOURCE
= 20mA,
V
CCL
= 12V
I
SINK
= 20mA,
V
CCL
= 12V
2.5
3
50
11
0.15
300
1.25
mA
mA
nS
V
V
KHz
V
PP
10
255
0.25
345
E
L
E
C
T
R
I
C
A
L
S
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相关代理商/技术参数 |
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|---|---|
| LX1672-03CLQ-TR | 制造商:Microsemi Corporation 功能描述:MOSFET DRVR 0.8V 1A 3-OUT Hi/Lo Side Half Brdg Non-Inv 38-Pin MLPQ T/R |
| LX1672-03CPW | 功能描述:IC REG CTRLR BUCK PWM VM 28TSSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:LoadSHARE™ 特色产品:LM3753/54 Scalable 2-Phase Synchronous Buck Controllers 标准包装:1 系列:PowerWise® PWM 型:电压模式 输出数:1 频率 - 最大:1MHz 占空比:81% 电源电压:4.5 V ~ 18 V 降压:是 升压:无 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:无 工作温度:-5°C ~ 125°C 封装/外壳:32-WFQFN 裸露焊盘 包装:Digi-Reel® 产品目录页面:1303 (CN2011-ZH PDF) 其它名称:LM3754SQDKR |
| LX1672-03CPW-TR | 制造商:Microsemi Corporation 功能描述:MOSFET DRVR 0.8V 1A 3-OUT HI/LO SIDE HALF BRDG NON-INV 28TSS - Tape and Reel |
| LX1672-05CPW | 功能描述:IC REG CTRLR BUCK PWM VM 28TSSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:LoadSHARE™ 特色产品:LM3753/54 Scalable 2-Phase Synchronous Buck Controllers 标准包装:1 系列:PowerWise® PWM 型:电压模式 输出数:1 频率 - 最大:1MHz 占空比:81% 电源电压:4.5 V ~ 18 V 降压:是 升压:无 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:无 工作温度:-5°C ~ 125°C 封装/外壳:32-WFQFN 裸露焊盘 包装:Digi-Reel® 产品目录页面:1303 (CN2011-ZH PDF) 其它名称:LM3754SQDKR |
| LX1672-05CPW-TR | 制造商:Microsemi Corporation 功能描述:MOSFET DRVR 0.8V 1A 3-OUT HI/LO SIDE HALF BRDG NON-INV 28TSS - Tape and Reel |
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