S-817A18ANB-CUHT2G Seiko Instruments, S-817A18ANB-CUHT2G Datasheet - Page 14

• Manufacturer Part Number: S-817A18ANB-CUHT2G
• Description: IC REG LDO 20MA 1.8V SC-82AB
• Manufacturer: Seiko Instruments

Specifications of S-817A18ANB-CUHT2G

• Regulator Topology: Positive Fixed
• Voltage - Output: 1.8V
• Voltage - Input: Up to 10V
• Voltage - Dropout (typical): 0.58V @ 10mA
• Number Of Regulators: 1
• Current - Output: 20mA (Min)
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SC-70-4, SC-82-4, SOT-323-4, SOT-343
• Number Of Outputs: 1
• Polarity: Positive
• Input Voltage Max: 12 V
• Output Voltage: 1.8 V
• Output Voltage Tolerance: +/- 2 %
• Output Type: Fixed
• Dropout Voltage (max): 1.58 V
• Output Current: 50 mA
• Line Regulation: 20 mV
• Load Regulation: 20 mV
• Voltage Regulation Accuracy: 2 %
• Maximum Power Dissipation: 400 mW
• 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

14
SUPER-SMALL PACKAGE CMOS VOLTAGE REGULATOR
S-817 Series
6. Temperature coefficient of output voltage
The shadowed area in Figure 13 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
[ ]
V
OUT(E)
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-817A15 Typ.
°
C
⎛
⎜
⎝
]
ΔTa
3 *
Figure 13
ΔV
÷
1000
25
•
OUT
V
OUT
OUT
⎞
⎟
⎠
varies in the operating temperature range
85
+0.15 mV / °C
−0.15 mV / °C
Ta [°C]
Rev.5.0
_00