MIC4685_10 Datasheet, PDF (8/17 Pages) Micrel Semiconductor – 3A SPAK SuperSwitcher Buck Regulator

Micrel, Inc.
Typical Safe Operating Area (SOA)
(SOA measured on the MIC4685 Evaluation Board*)
Typical 5V Output SOA
Standard Configuration
5.0
4.5 ^{TA = 25°C}
4.0
T_J
D
=
=
125°C
Max
3.5
3.0
2.5
2.0
1.5
T_A = 60°C
1.0
T_J = 125°C
D = Max
0.5
0.00 _{5 10 15 20 25 30 35}
INPUT VOLTAGE (V)
Typical 3.3V Output SOA
Typical 1.8V Output SOA
Standard Configuration
5.0
4.5 ^{TA = 25°C}
4.0 ^{TJ = 125°C}
3.5 ^{D = Max}
3.0
2.5
2.0
1.5
1.0
0.5
T_A = 60°C
T_J = 125°C
D = Max
0.0
0 5 10 15 20 25 30 35
INPUT VOLTAGE (V)
Typical 2.5V Output SOA
Typical 5.0V Output SOA
Typical 1.8V Output SOA
MIC4685
Typical 2.5V Output SOA
Typical 3.3V Output SOA
* I_OUT <3A, D1: Diode Inc. B340 (3A/40V)
I_OUT <3A, D1: SBM1040 (10A/40V)
January 2010
8
M9999-012610