参数资料
型号: LA5744TP-TL-E
厂商: ON Semiconductor
文件页数: 2/5页
文件大小: 0K
描述: IC REG BUCK ADJ TP5HFA
标准包装: 700
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 可调至 1.23V
输入电压: 4.5 V ~ 28 V
频率 - 开关: 300kHz
同步整流器:
工作温度: -30°C ~ 125°C
安装类型: 表面贴装
封装/外壳: TO-252-5,DPak(4 引线 + 接片),TO-252AD
包装: 带卷 (TR)
供应商设备封装: TP5HFA
LA5744TP
Electrical Characteristics at Ta = 25 ° C, VO = 5V
Parameter
Symbol
Conditions
min
Ratings
typ
max
Unit
Reference voltage
Efficiency
Switching frequency
Line regulation
Load regulation
Output voltage temperature
VOS
η
f
Δ VOLINE
Δ VOLOAD
Δ VO/ Δ Ta
VIN = 15V, IO = 1.0A
VIN = 15V, IO = 1.0A
VIN = 15V, IO = 1.0A
VIN = 8 to 20V, IO = 1.0A
VIN = 20V, IO = 0.5 to 1.5A
Designed target value. *
1.20
240
1.23
83
300
40
10
± 0.5
1.26
360
100
30
V
%
kHz
mV
mV
mV/ ° C
coefficient
Ripple attenuation factor
Current limiter operating voltage
Thermal shutdown operating
RREJ
IS
TSD
f = 100 to 120Hz
VIN = 15V
Designed target value. *
3.1
45
165
dB
A
° C
temperature
Thermal shutdown Hysteresis
Δ TSD
Designed target value. *
15
° C
width
* Design target value : No measurement made.
Package Dimensions
unit : mm (typ)
3332
6.5
5.0
2.3
0.5
1.4
1.2
Pd max -- Ta
Specified board : 114.3 × 76.1 × 1.6mm 3
glass epoxy
1.1
1
0.8
0.6
0.6
0.2
0.4
(0.65)
1.3
0.5
0.5
1.2
0.2
0.22
1 2
5
0
--30--20
0
20
40
60
80
100
120
140
Ambient temperature, Ta – °C
SANYO : TP5HFA
Pin Assignment
(1) VIN (2) SWOUT (3) GND (4) VOS (5) SS
No.A0647-2/5
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