R1500_17 Datasheet, PDF (21/27 Pages) RICOH electronics devices division – Input Voltage Range 4.0V to 24.0V

∗ R1500J (TO-252-5-P2) is the discontinued product as of July, 2016.
R1500x
NO.EA-151-160701
PACKAGE INFORMATION
Power Dissipation (SOT-89-5)
Power Dissipation (PD) depends on conditions of mounting on board. This specification is based on the
measurement at the condition below:
Measurement Conditions
High Wattage Land Pattern
Environment Mounting on Board (Wind velocity=0m/s)
Board Material Glass cloth epoxy plastic (Double sided)
Board Dimensions
Copper Ratio
30mm × 30mm × 1.6mm
Top side : Approx. 20% ,
Back side : Approx. 100%
Through-hole
φ0.85mm × 10pcs
Standard Land Pattern
Mounting on Board (Wind velocity=0m/s)
Glass cloth epoxy plastic (Double sided)
50mm × 50mm × 1.6mm
Top side : Approx. 10% ,
Back side : Approx. 100%
-
Measurement Result
Power Dissipation
Thermal Resistance
High Wattage Land Pattern
1300mW
77°C/W
(Ta=25°C, Tjmax=125°C)
Standard Land Pattern
Free Air
900mW
500mW
111°C/W
200°C/W
1500
1400
1300
1200
1100
1000
900
800
700
600
500
400
300
200
100
0
0
On Board
(High Wattage Land Pattern)
On Board
(Standard Land Pattern)
Free Air
105
25 50 75 100 125 150
Ambient Temperature (°C)
Power Dissipation
30
7.5
15
50
High Wattage
Standard
Measurement Board Pattern
IC Mount Area (Unit : mm)
21