S-T111B18MC-OGDTFG Seiko Instruments, S-T111B18MC-OGDTFG Datasheet - Page 10

• Manufacturer Part Number: S-T111B18MC-OGDTFG
• Description: IC REG LDO 150MA 1.8V SOT23-5
• Manufacturer: Seiko Instruments

Specifications of S-T111B18MC-OGDTFG

• Regulator Topology: Positive Fixed
• Voltage - Output: 1.8V
• Voltage - Input: Up to 6.5V
• Voltage - Dropout (typical): 0.28V @ 100mA
• Number Of Regulators: 1
• Current - Output: 150mA (Min)
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-5, SC-74A, SOT-25
• Number Of Outputs: 1
• Polarity: Positive
• Input Voltage Max: 6.5 V
• Output Voltage: 1.8 V
• Output Type: Fixed
• Dropout Voltage (max): 0.47 V at 100 mA
• Output Current: 150 mA
• Line Regulation: 0.2 % / V
• Load Regulation: 40 mV
• Voltage Regulation Accuracy: 1 %
• Maximum Power Dissipation: 0.3 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

10
HIGH RIPPLE-REJECTION LOW DROPOUT CMOS VOLTAGE REGULATOR
S-T111 Series
7. Temperature Coefficient of Output Voltage
The shadowed area in Figure 10 is the range where V
when the temperature coefficient of the output voltage is ±100 ppm/°C.
A change in the temperature of the output voltage [mV/°C] is calculated using the following equation.
*1. Change in temperature of output voltage
*2. Specified output voltage
*3. Output voltage temperature coefficient
Δ
Δ
V
Ta
OUT
[
mV/
°
C
]
*1
=
V
OUT(S)
*1. V
V
[ ]
OUT(E)
V
V
2 *
OUT
OUT(E)
[V]
×
*1
Δ
Ta
Δ
is the value of the output voltage measured at 25°C.
V
•
OUT
V
−40
OUT
Seiko Instruments Inc.
[
ppm/
Ex. S-T111B28 Typ.
°
C
]
⎛
⎜
⎜
⎝
3 *
Figure 10
ΔTa
÷
ΔV
1000
25
•
OUT
V
OUT
⎞
⎟
⎟
⎠
OUT
varies in the operating temperature range
85
+0.28 mV/°C
−0.28 mV/°C
Ta [°C]
Rev.3.0
_00