rn5rl33a RICOH Co.,Ltd., rn5rl33a Datasheet - Page 21

• Manufacturer Part Number: rn5rl33a
• Description: Voltage Regulator
• Manufacturer: RICOH Co.,Ltd.

POWER DISSIPATION (SOT-89)
This specification is at mounted on board. Power Dissipation (P
This specification is based on the measurement at the condition below:
Measurement Conditions
Measurement Result
RECOMMENDED LAND PATTERN (SOT-89)
PACKAGE INFORMATION
Thermal Resistance
Power Dissipation
1000
750
500
250
Board Dimensions
Board Material
0
Copper Ratio
Through-hole
Environment
0
900
25
Ambient Temperature (°C)
Power Dissipation
50
θja=(125−25°C)/0.9W=111°C/W
On Board
Top side : Approx. 10% , Back side : Approx. 100%
75
Standard Land Pattern
Mounting on Board (Wind velocity=0m/s)
Glass cloth epoxy plastic (Double sided)
1.0
900mW
100
Free Air
1.5
50mm × 50mm × 1.6mm
Standard Land Pattern
1.0
2.0
125
1.5
1.0
45°
-
150
(Unit : mm)
D
) depends on conditions of mounting on board.
Measurement Board Pattern
IC Mount Area (Unit : mm)
200°C/W
Free Air
500mW
50
(Topt=25°C,Tjmax=125°C)
PE-SOT-89-071210