MIC4680-3.3BM Micrel Inc, MIC4680-3.3BM Datasheet - Page 6
MIC4680-3.3BM
Manufacturer Part Number
MIC4680-3.3BM
Description
IC REG BUCK 1A 3.3V 8SOIC
Manufacturer
Micrel Inc
Series
SuperSwitcher™r
Type
Step-Down (Buck)r
Datasheet
1.MIC4680-5.0YM_TR.pdf
(15 pages)
Specifications of MIC4680-3.3BM
Mounting Type
Surface Mount
Package / Case
8-SOIC (3.9mm Width)
Internal Switch(s)
Yes
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
3.3V
Current - Output
1A
Frequency - Switching
200kHz
Voltage - Input
4 ~ 34 V
Operating Temperature
-40°C ~ 125°C
Output Current
1.3A
Output Voltage
3.3VDC
No. Of Pins
8
Peak Reflow Compatible (260 C)
No
Leaded Process Compatible
No
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power - Output
-
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant, Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MIC4680-3.3BM
Manufacturer:
MICREL
Quantity:
2 900
Part Number:
MIC4680-3.3BM
Manufacturer:
MICREL/麦瑞
Quantity:
20 000
Functional Characteristics
Frequency Foldback
The MIC4680 folds the switching frequency back during a
hard short-circuit condition to reduce the energy per cycle
and protect the device.
Micrel, Inc.
March 2008
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0
5
10
V
T
Demonstration
board layout
A
OUT
INPUT VOLTAGE (V)
= 60°C
Operating Area
= 5V
15
6
Safe
20
Current Limit
Minimum
25
30
Note
35
M9999-032808
MIC4680