MIC4685-3.3BR Micrel Inc, MIC4685-3.3BR Datasheet - Page 8

• Manufacturer Part Number: MIC4685-3.3BR
• Description: IC REG BUCK 3A 3.3V SPAK-7
• Manufacturer: Micrel Inc
• Series: SuperSwitcher™r
• Type: Step-Down (Buck)r

Specifications of MIC4685-3.3BR

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 3.3V
• Current - Output: 3A
• Frequency - Switching: 200kHz
• Voltage - Input: 4 ~ 30 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: SPak-7
• Power - Output: 1.14W
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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