S-1131B37UA-N4WTFG Seiko Instruments, S-1131B37UA-N4WTFG Datasheet - Page 16

• Manufacturer Part Number: S-1131B37UA-N4WTFG
• Description: IC REG LDO 300MA 3.7V SOT89-3
• Manufacturer: Seiko Instruments

Specifications of S-1131B37UA-N4WTFG

• Regulator Topology: Positive Fixed
• Voltage - Output: 3.7V
• Voltage - Input: Up to 6.5V
• Voltage - Dropout (typical): 0.2V @ 100mA
• Number Of Regulators: 1
• Current - Output: 300mA (Min)
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SC-62, SOT-89, TO-243 (3 Leads + Tab)
• Number Of Outputs: 1
• Polarity: Positive
• Input Voltage Max: 6.5 V
• Output Voltage: 3.7 V
• Output Type: Fixed
• Dropout Voltage (max): 0.28 V at 100 mA
• Output Current: 300 mA
• Line Regulation: 0.2 % / V
• Load Regulation: 40 mV
• Voltage Regulation Accuracy: 1 %
• Maximum Power Dissipation: 0.5 W
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

16
HIGH RIPPLE-REJECTION LOW DROPOUT MIDDLE OUTPUT CURRENT CMOS VOLTAGE REGULATOR
S-1131 Series
(1) Output voltage vs. Output current (when load current increases)
S-1131B15 (Ta = 25°C)
S-1131B50 (Ta = 25°C)
(2) Output voltage vs. Input voltage
S-1131B15 (Ta = 25°C)
S-1131B50 (Ta = 25°C)
Characteristics (Typical Data)
2.5
1.5
0.5
5.08
5.06
5.04
5.02
4.98
4.96
4.94
4.92
1.55
1.45
5.1
4.9
2
1
0
6
5
4
3
2
1
0
1.6
1.5
1.4
5
0
0
4.5
1
30 mA
30 mA
V
50 mA
IN
V
= 1.8 V
IN
= 5.3 V
5
200
1.5
200
5.5 V
2.0 V
50 mA
5.5
I
I
OUT
OUT
V
V
80 mA
2
IN
IN
6.0 V
400
80 mA
[mA]
I
400
[mA]
[V]
[V]
OUT
= 1 mA
6
2.5
I
OUT
600
600
6.5
= 1 mA
3
6.5 V
2.5 V
6.5 V
Seiko Instruments Inc.
800
7
3.5
800
Remark In determining the output current, attention
S-1131B30 (Ta = 25°C)
S-1131B30 (Ta = 25°C)
3.5
2.5
1.5
0.5
3.05
2.95
2.85
2.9
2.8
4
3
2
1
0
3
0
2.5
1) The minimum output current value and
footnote *5 in the electrical characteristics
2) The package power dissipation
should be paid to the following.
30 mA
50 mA
V
IN
= 3.3 V
200
3
3.5
I
OUT
V
3.5 V
400
80 mA
IN
[mA]
[V]
I
OUT
4
= 1 mA
600
4.0 V
6.5 V
4.5
Rev.4.0
800
5
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