mic4723yml Micrel Semiconductor, mic4723yml Datasheet - Page 3

• Manufacturer Part Number: mic4723yml
• Description: Mic4723 3a 2mhz Integrated Switch Buck Regulator
• Manufacturer: Micrel Semiconductor

Absolute Maximum Ratings
Supply Voltage (V
Output Switch Voltage (V
Output Switch Current (I
Logic Input Voltage (V
Storage Temperature (T
Electrical Characteristics
V
Notes:
1. Exceeding the absolute maximum rating may damage the device.
2. The device is not guaranteed to function outside its operating rating.
3. Specification for packaged product only.
Micrel, Inc.
Parameter
Supply Voltage Range
Under-Voltage Lockout
Threshold
UVLO Hysteresis
Quiescent Current
Shutdown Current
[Adjustable] Feedback
Voltage
FB pin input current
Current Limit in PWM Mode
Output Voltage Line
Regulation
Output Voltage Load
Regulation
Maximum Duty Cycle
PWM Switch ON-
Resistance
Oscillator Frequency
Enable Threshold
Enable Hysteresis
Enable Input Current
Power Good Range
Power Good Resistance
Over-Temperature
Shutdown
Over-Temperature
Hysteresis
January 2008
IN
= V
EN
= 3.6V; L = 1µH; C
IN
) .......................................................+6V
EN
SW
) .................................. –0.3V to V
s
) .........................–60°C to +150°C
SW
)............................................11A
) ..........................................+6V
OUT
(turn-on)
V
± 2% (over temperature) I
V
V
20mA < I
V
I
I
Condition
V
V
SW
PGOOD
FB
EN
FB
OUT
OUT
FB
= 50mA; V
= 4.7µF; T
= 0.9 * V
= 0.9 * V
≤ 0.4V
= 0V
> 2V; V
< 2V; V
= 500µA
(4)
LOAD
(1)
NOM
NOM
IN
IN
< 3A
FB
= V
= 2.7V to 5.5V; I
A
= GND (High Side Switch)
(not switching)
= 25°C, unless noted. Bold values indicate –40°C< T
OUT
+500mV to 5.5V; I
LOAD
= 100mA
LOAD
IN
= 100mA
MIC4723YMME
3
MIC4723YML
Operating Ratings
Supply Voltage (V
Logic Input Voltage (V
Junction Temperature (T
Junction Thermal Resistance
LOAD
3mm x 3mm MLF-12 (θ
3mm x 3mm MLF-12 (θ
ePAD MSOP-10 (θ
ePAD MSOP-10 (θ
= 100mA
2.45
0.98
IN
Min
100
2.7
3.0
3.5
1.8
0.5
)..................................... +2.7V to +5.5V
EN
JA
Jc
) ....................................... 0V to V
J
) ........................................28°C/W
) ........................................76°C/W
(2)
) ........................ –40°C to +125°C
2.55
0.07
0.85
Typ
100
570
150
160
0.2
0.1
JA
Jc
95
50
±7
25
2
1
5
2
) .................................28°C/W
) .................................60°C/W
J
< +125°C.
Max
2.65
1.02
900
200
300
±10
250
5.5
5.5
2.2
1.3
2.3
10
M9999-011808-D
Units
MHz
mΩ
mΩ
mV
mV
µA
µA
nA
µA
° C
° C
%
%
%
%
%
V
V
V
V
A
V
Ω
MIC4723
IN