SI3050N Allegro Microsystems, SI3050N Datasheet - Page 2

• Manufacturer Part Number: SI3050N
• Description: (SI-3100 Series) 3-Terminal / Full-Mold / Low Dropout Voltage Dropper Type
• Manufacturer: Allegro Microsystems

*1: "A" may be indicated to the right of the Sanken logo.
*2: V
*3: Refer to the dropout voltage.(Refer to Setting DC Input Voltage on page 7.)
*4: I
*5: A foldback type overcurrent protection circuit is built into the IC regulator. Therefore, avoid using it for the following applications as it may cause
Electrical Characteristics
Outline Drawing
Input Voltage
Output Voltage
Dropout Voltage
Line Regulation
Load Regulation
Temperature Coefficient
of Output Voltage
Ripple Rejection
Quiescent Circuit
Current
Overcurrent Protection
Starting Current
starting errors:
(1) Constant current load (2) Plus/minus power (3) Series power (4) V
S
IN(max)
1 is specified at –5(%) drop point of output voltage V
Parameter
and I
O(max)
SI-3000N
SI-3000NA
3.2
*4,5
0.2
are restricted by the relation P
*1
P3.4
q
Symbol
10
0.1
V
V
Conditions
Conditions
Conditions
Conditions
Conditions
Conditions
Conditions
Conditions
Conditions
V
R
a
w
b
V
V
V
OLOAD
O
I
0.2
OLINE
REJ
I
S1
DIF
q
2=6.8
IN
/ T
O
e
a
0.95
0.85
+0.2
–0.1
min.
V
0.15
4.80
4.90
V
1.2
6
IN
V
*3
V
=8V, I
IN
IN
IN
=8V, f=100 to 120H
V
=6 to 15V, I
=8V, I
V
IN
SI-3050N
O
IN
4.2
=8V, I
=5mA, T
=8V, I
V
typ.
5.00
5.00
IN
0.2
O
0.45
10
40
54
0.5
3
=8V
D(max)
=0 to 1.0A
O
2.8
2.6
O
=0.5A
j
=0 to 100 C
=0A
+0.2
–0.1
O
=0.5A
0.2
0.15
=(V
O
max.
5.20
5.10
15
100
on the condition that V
0.5
1.0
30
10
IN
*2
Z
-V
O
)•I
V
min.
8.64
8.82
V
10
IN
1.2
V
V
IN
O
=12V, I
IN
*3
IN
=12V, f=100 to 120H
=14(W).
V
=10 to 20V, I
=12V, I
V
IN
IN
SI-3090N
=12V, I
O
=12V, I
O
V
=5mA, T
IN
typ.
9.00
9.00
adjustment by raising ground voltage
18
70
54
=12V
1.0
O
3
=0 to 1.0A
O
O
=0.5A
j
=0 to 100 C
=0A
O
Plastic Mold Package Type
Flammability: UL94V-0
Weight: Approx. 2.3g
=0.5A
IN
max.
9.36
9.18
20
180
=V
0.5
1.0
48
10
Ratings
*2
a. Part Number
b. Lot Number
q GND
w V
e V
I
I
Z
O
O
O
+3V, I
0.5A
1.0A
O
V
IN
11.52
11.76
min.
V
13
IN
1.2
V
V
IN
=15V, I
IN
*3
O
IN
=15V, f=100 to 120H
V
=13 to 25V, I
=0.5A.
=15V, I
V
IN
IN
SI-3120N
=15V, I
O
=15V, I
V
=5mA, T
12.00
12.00
IN
typ.
24
93
54
=15V
1.5
O
3
=0 to 1.0A
O
O
=0.5A
j
=0 to 100 C
=0A
O
=0.5A
max.
12.48
12.24
25
240
0.5
1.0
64
10
*2
Z
(T
a
V
14.40
14.70
min.
V
=25 C unless otherwise specified)
16
IN
V
1.2
V
IN
=18V, I
IN
*3
IN
=18V, f=100 to 120H
V
=16 to 27V, I
=18V, I
V
SI-3000N Series
IN
IN
SI-3150N
=18V, I
O
=18V, I
V
=5mA, T
15.00
15.00
IN
typ.
120
30
54
=18V
1.5
O
3
=0 to 1.0A
O
O
=0.5A
j
=0 to 100 C
=0A
O
=0.5A
max.
15.60
15.30
27
300
0.5
1.0
90
10
*2
Z
(unit: mm)
mV/ C
Unit
mV
mV
mA
dB
V
V
V
A
17