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参数资料
| 型号： | LT1575CS8-5 |
| 厂商： | LINEAR TECHNOLOGY CORP |
| 元件分类： | 基准电压源/电流源 |
| 英文描述： | CAP 220UF 10V ELECT TG SMD |
| 中文描述： | 5 V FIXED POSITIVE LDO REGULATOR, PDSO8 |
| 封装： | 0.150 INCH, PLASTIC, SOP-8 |
| 文件页数： | 14/20页 |
| 文件大小： | 369K |
| 代理商： | LT1575CS8-5 |
14
LT1575/LT1577
TYPICAL APPLICATIO
S
N
U
Setting Output Voltage with the Adjustable LT1575
FB
1575 TA03
R2
V
OUT
= 1.21V(1 + R2/R1)
V
OUT
R1
Using “Sense-Less” Current Limit
C1
10
μ
F
C
T
R3
10
IPOS
SHDN
V
CC
1575 TA04
V
OUT
Q1
INEG
GATE
Shutdown Time-Out with Reset
Overvoltage Protection
R3
100k
R2
100k
C2*
1575 TA09
*C2 = 15
μ
A(t)/1.11V
t = SHUTDOWN LATCH-OFF TIME
SHDN
Q2
2N3904
RESET
0V TO 5V
SHDN
1575 TA10
V
OUT
R5
R6
V
OUT(uth)
= 1.21(R6/R5) + 5
μ
A(R6)
V
OUT(lth)
= 1.11(R6/R5) – 15
μ
A(R6)
Shutdown Time-Out with Reset
Basic Thermal Shutdown
R1
100k
C1*
1575 TA07
*C1 = 15
μ
A(t)/1.11V
t = SHUTDOWN LATCHOFF TIME
SHDN
Q1
VN2222L
RESET
0V TO 5V
SHDN
1575 TA08
RT1
10k
NTC
5V
R4
549
RT1 = DALE NTHS-1206N02
THERMALLY MOUNT RT1
IN CLOSE PROXIMITY
TO THE EXTERNAL
N-CHANNEL MOSFET
Setting Current Limit
IPOS
V
CC
R
SENSE
*
*I
LIM
= 50mV/R
R
SENSE
= DISCRETE SHUNT RESISTOR OR
R
SENSE
= KELVIN-SENSED PC BOARD TRACE
ACTIVATING CURRENT LIMIT ALSO ACTIVATES
THE SHDN PIN TIMER
1575 TA05
V
OUT
Q2
INEG
GATE
Setting Current Limit with Foldback Limiting
IPOS
V
CC
R4
D1
1N4148
D2
1N4148
R5
10
1575 TA06
V
OUT
Q3
INEG
GATE
R6
1.2k
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| LT1577 | Cap-Free, NMOS, 150mA Low Dropout Regulator with Reverse Current Protection |
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| LT1576-5 | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LT1575CS8-5#PBF | 功能描述:IC REG CTRLR SGL 5V 8-SOIC RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - 线性晶体管驱动器 系列:- 产品培训模块:More Information on LDOs 标准包装:2,500 系列:- 类型:正，固定式 输出数:2 输出电压:2.8V，3.3V 电流 - 电源:12mA 输入电压:5 V ~ 22 V 工作温度:0°C ~ 70°C 封装/外壳:16-SOIC（0.154"，3.90mm 宽） 供应商设备封装:16-SOIC 包装:带卷 (TR) |
| LT1576 | 制造商:LINER 制造商全称:Linear Technology 功能描述:1.5A, 200kHz Step-Down Switching Regulator |
| LT-1576-111-012 | 制造商:Carling Technologies 功能描述:LT-SERIES TOGGLE SWITCH - Bulk |
| LT1576-5 | 制造商:LINER 制造商全称:Linear Technology 功能描述:1.5A, 200kHz Step-Down Switching Regulator |
| LT1576C | 制造商:LINER 制造商全称:Linear Technology 功能描述:1.5A, 200kHz Step-Down Switching Regulator |
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