S-8550AA-M5T1G Seiko Instruments, S-8550AA-M5T1G Datasheet - Page 19

• Manufacturer Part Number: S-8550AA-M5T1G
• Description: IC, SYNC STEP-DOWN REGULATOR, SOT-23-5
• Manufacturer: Seiko Instruments

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

STEP-DOWN, BUILT-IN FET, SYNCHRONOUS RECTIFICATION, PWM CONTROL SWITCHING REGULATORS
Rev.4.0
1.90
1.85
1.80
1.75
1.70
2.2
2.0
1.8
1.6
1.4
3. 3 Power supply fluctuations (V
3. 4 Load fluctuations (V
(1) I
(1) I
−0.1
−0.1
_00
OUT
OUT
0
0
= 1 mA, V
= 0.1 mA → 100 mA → 0.1 mA
V
V
I
V
0.1 0.2
0.1 0.2
OUT
IN
OUT
OUT
t [ms]
t [ms]
IN
0.3
0.3
= 2.6 V → 3.6 V → 2.6 V
OUT
0.4
0.4
= 1.8 V, V
0.5
0.5
OUT
0.6
0.6
= 1.8 V, Ta = 25°C)
IN
= 3.6 V, Ta = 25°C)
0.7
0.7
Seiko Instruments Inc.
4.5
3.5
2.5
1.5
0.5
400
300
200
100
0
−100
(2) I
(2) I
1.90
1.85
1.80
1.75
1.70
2.2
2.0
1.8
1.6
1.4
OUT
OUT
−0.1
−0.1
= 600 mA, V
= 0.1 mA → 300 mA → 0.1 mA
0
0
V
V
I
V
0.1 0.2
0.1 0.2
OUT
IN
OUT
OUT
IN
= 2.6 V → 3.6 V → 2.6 V
t [ms]
t [ms]
0.3
0.3
S-8550/8551 Series
0.4
0.4
0.5
0.5
0.6
0.6
0.7
0.7
4.5
3.5
2.5
1.5
0.5
400
300
200
100
0
−100
19