S-817A18ANB-CUH-T2 Seiko Instruments, S-817A18ANB-CUH-T2 Datasheet - Page 13

• Manufacturer Part Number: S-817A18ANB-CUH-T2
• Description: Low Dropout (LDO) Regulators 1.8V 1.2uA 2.0%
• Manufacturer: Seiko Instruments

Specifications of S-817A18ANB-CUH-T2

• 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
• Package / Case: SC-82AB
• Minimum Operating Temperature: - 40 C
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Rev.3.0
6. Temperature coefficient of output voltage
The shadowed area in Figure 12 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
∆
∆
_00
V
Ta
OUT
[
mV/
°
C
]
*1
=
V
OUT(S)
*1. V
V
[ ]
V
OUT(E)
V
2 *
OUT
OUT(E)
[V]
×
*1
∆
SUPER-SMALL PACKAGE CMOS VOLTAGE REGULATOR


Ta
∆
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
§
¨
©
]
ûTa
3 *
Figure 12
ûV
÷
1000
25
•
OUT
V
OUT
OUT
·
¸
¹
varies in the operating temperature range
85
+0.15 mV / °C
−0.15 mV / °C
Ta [°C]
S-817 Series
13