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SI-3050LSA

Description
surface-mount, low current consumption, low dropout voltage dropper type
File Size57KB,6 Pages
ManufacturerETC
Download Datasheet View All

SI-3050LSA Overview

surface-mount, low current consumption, low dropout voltage dropper type

qSI-3000LSA
Series
SI-3000LSA Series
Surface-Mount, Low Current Consumption, Low Dropout Voltage Dropper Type
sFeatures
• Compact surface-mount package (SOP-8)
• Output current: 1 A
• Low current consumption: Iq(OFF) ( 1
µ
A (V
C
= 0 V)
• Low dropout voltage: V
DIF
≤0.8
V (at I
O
= 1 A)
V
DIF
≤1.2
V (I
O
= 1 A) for SI-3018LSA
• 4 types of output voltages (1.8 V, 2.5 V, 3.3 V, 5.0 V) available
• Output ON/OFF control compatible with LS-TTL
• Built-in foldback overcurrent, thermal protection circuits
sApplications
• Auxiliary power supply for PC
• Battery-driven electronic equipme
sAbsolute
Maximum Ratings
Parameter
DC Input Voltage
DC Output Current
Power Dissipation
Junction Temperature
Ambient Operating Temperature
Storage Temperature
Thermal Resistance (Junction to Lead (pin 8))
Thermal Resistance (Junction to Ambient Air)
Symbol
V
IN
I
O
P
D1*1
P
D2*2
T
j*3
T
op
T
stg
Ratings
16
1
1.16
1.1
–30 to +150
–30 to +150
–30 to +150
36
100
Unit
V
A
W
W
°C
°C
°C
°C/W
°C/W
(T
a
=25°C)
θ
j-I
θ
j-a *2
*1: When mounted on glass-epoxy board 56.5
×
56.5 mm (copper laminate area 100%)
*2: When mounted on glass-epoxy board 40
×
40 mm (copper laminate area 100%).
*3: Thermal protection circuits may operate if the junction temperature exceeds 135°C
sRecommended
Operating Conditions
Parameter
DC Input Voltage Range
DC Output Current Range
Operating Junction Temperature
Ambient Operating Temperature
Symbol
SI-3018LSA
V
IN
I
O
T
jop
T
aop
3.1 to 3.5
*1
*2
Ratings
SI-3025LSA
to 3.5
*1
0 to 1
–20 to +125
–30 to +85
SI-3033LSA
*2
Unit
SI-3050LSA
*2
to 5.2
*1
to 8.0
V
A
°C
°C
*1: V
IN
(max) and I
O
(max) are restricted by the relationship P
D
= (V
IN
– V
O
)
×
I
O
.
Calculate these values referring to the reference data.
*2: Refer to the dropout voltage section.
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