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LA5774MP Datasheet(PDF) 2 Page - ON Semiconductor

Part No. LA5774MP
Description  Separately-excited Step-down Switching Regulator
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Manufacturer  ONSEMI [ON Semiconductor]
Direct Link  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

LA5774MP Datasheet(HTML) 2 Page - ON Semiconductor

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LA5774MP
No.A0490-2/5
SANYO : SMP5
10.0
1.3
4.5
2.7
0.4
1.7
(1.6)
0.9
15
0.2
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
ΔVOLINE
VIN = 8 to 20V, IO = 1A
40
100
mV
Load regulation
ΔVOLOAD
VIN = 15V, IO = 0.5 to 1.5A
10
30
mV
Output voltage temperature
coefficient
ΔVO/ΔTa
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
ΔTSD
Designed target value. *
15
°C
* Design target value: No measurement made.
Package Dimensions
unit : mm (typ)
3275
Pin Assignment
(1) VIN (2) SWOUT
(3) GND
(4) VOS
(5) SS
Ambient temperature, Ta -
°C
140
120
100
80
60
40
20
0
-20
-30
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
Pd max - Ta
MSG06072
160
4.5
3.90
Specified sbstrate: 76.1
×114.3×1.6mm3
Copper foil ratio 60% FR4


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