MIC4576WU Micrel Inc, MIC4576WU Datasheet - Page 4

• Manufacturer Part Number: MIC4576WU
• Description: IC REG 200KHZ 3.0A ADJ TO-263-5
• Manufacturer: Micrel Inc
• Type: Step-Down (Buck)r

Specifications of MIC4576WU

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.23 ~ 33 V
• Current - Output: 3A
• Frequency - Switching: 200kHz
• Voltage - Input: 4 ~ 36 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: D²Pak, TO-263 (5 leads + tab)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: 576-3378-5; MIC4576WU

Parameter
MIC4576 / -3.3 / -5.0
Oscillator Frequency
Saturation Voltage
Current Limit
Standby Quiescent Current
SHDN Input Logic Level
SHDN Input Current
General Note: Devices are ESD protected, however, handling precautions are recommended.
Note 1:
MIC4576
V
OUT
= 5V
Condition
I
peak current, t
V
V
V
V
V
OUT
SHDN
OUT
OUT
SHDN
SHDN
= 3A
= 0V (regulator off)
= 3.3V or 5V (regulator on)
= 5V (regulator off), V
= 5V (regulator off)
= 0V (regulator on)
ON
≤ 3µs; V
FB
FB
= 0V
4
= 0V
Min
180
–10
4.2
3.5
2.2
2.4
0.01
Typ
200
1.7
5.2
1.4
1.2
50
4
Max
220
200
2.3
2.5
7.9
8.5
1.0
0.8
30
10
March 2006
Units
kHz
µA
µA
µA
V
V
V
V
V
V
A
A