MIC4576-3.3WT Micrel Inc, MIC4576-3.3WT Datasheet - Page 5
![IC REG 200KHZ 3.0A 3.3V TO-220-5](/photos/7/40/74015/576-to-220-5_sml.jpg)
MIC4576-3.3WT
Manufacturer Part Number
MIC4576-3.3WT
Description
IC REG 200KHZ 3.0A 3.3V TO-220-5
Manufacturer
Micrel Inc
Type
Step-Down (Buck)r
Datasheet
1.MIC4576WU_TR.pdf
(8 pages)
Specifications of MIC4576-3.3WT
Internal Switch(s)
Yes
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
3.3V
Current - Output
3A
Frequency - Switching
200kHz
Voltage - Input
4 ~ 36 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Through Hole
Package / Case
TO-220-5 (Straight Leads)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power - Output
-
Other names
576-2343
MIC4576-3.3WT
MIC4576-3.3WT
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MIC4576-3.3WT
Manufacturer:
MICREL
Quantity:
5 600
Part Number:
MIC4576-3.3WT
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
Block Diagrams
March 2006
Shutdown
Enable
Shutdown
Enable
SHDN
SHDN
MIC4576
MIC4576-x.x
Regulator
Regulator
Oscillator
Oscillator
Internal
200kHz
Internal
200kHz
Block Diagram with External Components
Block Diagram with External Components
[Adjustable]
parator
parator
Com-
Adjustable Step-Down Regulator
Com-
Error
Amp.
Error
Amp.
Fixed Step-Down Regulator
Shutdown
Shutdown
Thermal
Thermal
Bandgap
Bandgap
1.23V
1.23V
Driver
Driver
Current
Current
Limit
Limit
5
GND
R2
GND
R1
3A
Switch
3A
Switch
+36V max.
+36V max.
V
V
IN
IN
SW
FB
SW
FB
D1
D1
C
C
IN
IN
L1
L1
R1
R2
C
C
OUT
OUT
V
V
OUT
OUT
MIC4576