S-1172 Seiko Instruments, S-1172 Datasheet - Page 7

• Manufacturer Part Number: S-1172
• Description: HIGH RIPPLE-REJECTION LOW DROPOUT HIGH OUTPUT CURRENT CMOS VOLTAGE REGULATOR
• Manufacturer: Seiko Instruments

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Rev.1.1
HSOP-6 (When mounted on board)
Power Dissipation of HSOP-6 (Reference)
Power dissipation of package differs depending on the mounting conditions.
Consider the power dissipation characteristics under the following conditions as reference.
[Mounted board]
_00
(1) Board size :
(2) Board material :
(3) Wiring ratio :
(4) Test conditions :
(5) Land pattern :
Condition
HIGH RIPPLE-REJECTION LOW DROPOUT HIGH OUTPUT CURRENT CMOS VOLTAGE REGULATOR
Figure 5 Power Dissipation of Package (When Mounted on Board)
50 mm × 50 mm × t1.6 mm
Glass epoxy resin (two layers)
90%
When mounted on board (wind speed : 0 m/s)
Refer to the recommended land pattern (drawing code : FH006-A)
2400
2000
1600
1200
800
400
0
0
Power Dissipation (Reference)
Seiko Instruments Inc.
Ambient temperature (Ta) [°C]
Table 6
50
2000 mW
100
150
Thermal Resistance Value (θj−a)
50°C/W
S-1172 Series
7