参数资料
型号: LA5757TP-TL-E
厂商: ON Semiconductor
文件页数: 2/6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 1.255V
输入电压: 4.5 V ~ 32 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
LA5757TP
Electrical Characteristics at Ta = 25 ° C, VO = 5V
Parameter
Symbol
Conditions
min
Ratings
typ
max
Unit
Reference voltage
Efficiency
VOS
η
1.230
1.255
83
1.280
V
%
Switching frequency
Line regulation
Load regulation
f
Δ VOLINE
Δ VOLOAD
VIN = 15V, IO = 1.0A
VIN= 8 to 20V, IO=1.0A
VIN = 15V, IO = 0.5 to 1.5A
240
300
40
10
360
100
30
kHz
mV
mV
Output voltage temperature coefficient
Ripple attenuation factor
Current limiter operating voltage
Thermal shutdown operating temperature
Thermal shutdown hysteresis width
Δ VO/ Δ Ta
RREJ
IS
TSD
Δ TSD
Designed target value*
f = 100 to 120Hz
VIN = 15V
Designed target value*
Designed target value*
1.6
± 0.5
45
165
15
mV/ ° C
dB
A
° C
° C
* Designed target value: No measurement made.
Package Dimensions
unit : mm (typ)
3332
6.5
5.0
2.3
0.5
1.4
1.2
1.1
Pd max -- Ta
Specified board: 114.3 × 76.1 × 1.6mm 3
glass epoxy board.
With specified board
1
0.8
0.6
0.4
(0.65)
1.3
0.6
0.5
0.5
0.2
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.A1439-2/6
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