S-8550AA-M5T1G Seiko Instruments, S-8550AA-M5T1G Datasheet - Page 17
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S-8550AA-M5T1G
Manufacturer Part Number
S-8550AA-M5T1G
Description
IC, SYNC STEP-DOWN REGULATOR, SOT-23-5
Manufacturer
Seiko Instruments
Datasheet
1.S-8550AA-M5T1G.pdf
(31 pages)
Specifications of S-8550AA-M5T1G
Primary Input Voltage
5.5V
No. Of Outputs
1
Output Voltage
4V
Output Current
600mA
No. Of Pins
5
Operating Temperature Range
-40°C To +85°C
Operating Temperature Min
85°C
Input Voltage
5.5 V
Duty Cycle (max)
100 %
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
SOT-23-5
Minimum Operating Temperature
- 40 C
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
S-8550AA-M5T1G
Manufacturer:
SEIKO
Quantity:
230
Part Number:
S-8550AA-M5T1G
Manufacturer:
SII/精工
Quantity:
20 000
STEP-DOWN, BUILT-IN FET, SYNCHRONOUS RECTIFICATION, PWM CONTROL SWITCHING REGULATORS
Rev.4.0
2. Example of Major Temperature Characteristics (Ta = −40 to 85°C)
1. 9 FB voltage (V
2. 1 Current consumption 1 (I
2. 3 Oscillation frequency (f
2. 5 Power MOS FET on-resistance (R
1.32
1.28
1.24
1.20
1.16
1.12
1.08
612
608
604
600
596
592
588
500
400
300
200
100
0.8
0.7
0.6
0.5
0.4
0.3
0.2
_00
0
−40
−40
−40
2.0
Pch
V
V
V
−25
−25
−25
IN
IN
IN
2.5
= 5.5 V
= 3.6 V
= 2.0 V
FB
3.0
) vs. Input voltage (V
0
0
0
V
IN
3.5
Ta [°C]
osc
Ta [°C]
Ta [°C]
V
= 5.5 V
V
IN
SS1
Nch
) vs. Temperature (Ta)
25
25
25
IN
V
V
V
[V]
4.0
) vs. Temperature (Ta)
= 3.6 V
IN
IN
IN
FET
V
= 5.5 V
= 3.6 V
= 2.0 V
) vs. Temperature (Ta)
IN
V
V
4.5
IN
= 2.0 V
50
V
50
50
IN
= 5.5 V
IN
= 3.6 V
= 2.0 V
5.0
Seiko Instruments Inc.
IN
)
75 85
75 85
75 85
5.5
2. 2 Current consumption during shutdown (I
2. 4 Soft-start time (t
2. 6 Power MOS FET leakage current (I
−0.1
−0.2
−0.3
−0.4
−0.5
1.0
0.8
0.6
0.4
0.2
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.5
0.4
0.3
0.2
0.1
0
0
−40
−40
−40
−25
−25
−25
SS
0
) vs. Temperature (Ta)
0
0
Ta [°C]
Ta [°C]
Ta [°C]
S-8550/8551 Series
25
25
25
LSW
Nch
Pch
V
V
) vs. Temperature (Ta)
SSS
IN
V
IN
V
) vs. Temperature (Ta)
V
IN
V
= 5.5 V
IN
= 5.5 V
50
50
50
V
IN
V
IN
= 2.0 V
= 5.5 V
IN
IN
= 3.6 V
= 3.6 V
= 5.5 V
= 2.0 V
75 85
75 85
75 85
17