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参数资料
| 型号： | LA5774 |
| 元件分类： | 稳压器 |
| 英文描述： | 3 A SWITCHING REGULATOR, 192 kHz SWITCHING FREQ-MAX, ZFM5 |
| 封装： | 220-5H, 5 PIN |
| 文件页数： | 2/5页 |
| 文件大小： | 67K |
| 代理商： | LA5774 |
LA5774
No.A0742-2/5
SANYO : 220-5H
1
5
0.8
10.4max
10.0
3.6
4.5
1.3
2.7
23.0
21.3
17.8
15.0
0.9
2.7
0.45
4.5
8.4
1.7
(1.6)
(8.8)
Electrical Characteristics at Ta
= 25°C, VO = 3.3V
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Reference voltage
VOS
VIN = 15V, IO = 1.0A
1.235
1.26
1.285
V
Efficiency
η
VIN = 15V, IO = 1.0A
78
%
Switching frequency
f
VIN = 15V, IO = 1.0A
128
160
192
kHz
Line regulation
VOLINE
VIN = 8 to 20V, IO = 1A
40
100
mV
Load regulation
VOLOAD
VIN = 15V, IO = 0.5 to 1.5A
10
30
mV
Output voltage temperature
coefficient
VO/Ta
Designed target value. *
±0.5
mV/
°C
Ripple attenuation factor
RREJ
f = 100 to 120Hz
45
dB
Current limiter operating voltage
IS
VIN = 15V
3.1
A
Thermal shutdown operating
temperature
TSD
Designed target value. *
165
°C
Thermal shutdown Hysteresis
width
TSD
Designed target value. *
15
°C
* Design target value: No measurement made.
Package Dimensions
unit : mm (typ)
3079C
Pin Assignment
(1) VIN (2) SWOUT
(3) GND
(4) VOS
(5) SS
140
120
100
80
60
40
20
0
-20
-30
0
2.0
4.0
6.0
8.0
MSG07021
160
10.0
7.5
5.6
3.3
1.75
Ambient temperature, Ta --
°C
Pd max -- Ta
Allowable
power
dissipation,
Pd
max
-
-W
100
×100×1.5mm3
50
×50×1.5mm3
30
×30×1.5mm3
No heat sink
Infinite heat sink
θjc=5°C
Al heat
sink
mounting
torque
39N
cm
silicone
grease
applied
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LA5774-E | 功能描述:直流/直流开关调节器 PWR SWITCHING REGULATOR RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5 |
| LA5774-FA-E | 功能描述:直流/直流开关调节器 RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5 |
| LA5774MC-BE | 制造商:ON Semiconductor 功能描述:SWITCHING POWER SUPPLY - Tape and Reel 制造商:ON Semiconductor 功能描述:REEL / SWITCHING POWER SUPPLY |
| LA5774MC-E | 制造商:ON Semiconductor 功能描述:SWITCHING POWER SUPPLY - Ammo Pack 制造商:ON Semiconductor 功能描述:FNFLD / SWITCHING POWER SUPPLY |
| LA5774MP | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Monolithic Linear IC Separately-excited Step-down Switching Regulator (Variable Type) |
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