mic3385yhl Micrel Semiconductor, mic3385yhl Datasheet - Page 3

• Manufacturer Part Number: mic3385yhl
• Description: Mic3385 8mhz Power System Module With Ldo Standby Mode
• Manufacturer: Micrel Semiconductor

Absolute Maximum Ratings
Supply Voltage (V
Output Switch Voltage (V
Output Switch Current (I
Logic Input Voltage (V
Storage Temperature (T
EDS Rating
Electrical Characteristics
V
Micrel, Inc.
Parameter
Supply Voltage Range
Under-Voltage Lockout
Threshold
UVLO Hysteresis
Quiescent Current, PWM
mode
Quiescent Current, LDO
mode
Shutdown Current
[Adjustable] Feedback
Voltage
FB pin input current
Current Limit in PWM Mode
Output Voltage Line
Regulation
Output Voltage Load
Regulation, PWM Mode
Output Voltage Load
Regulation, LDO Mode
Maximum Duty Cycle
PWM Switch
ON-Resistance
Oscillator Frequency
LOWQ threshold voltage
LOWQ Input Current
Enable Threshold
Enable Input Current
LDO Dropout Voltage
February 2008
IN
= V
EN
= V
(3)
LOWQ
.................................................................. 3kV
IN
=3.6V; L = 0.47µH; C
) .......................................................+6V
EN
SW
, V
s
) .........................–60°C to +150°C
SW
)..............................................2A
LOWQ
). .........................................+6V
(turn-on)
V
V
V
± 1%
± 2% (over temperature)
V
V
20mA < I
100µA < I
V
V
I
I
I
Condition
V
SW
SW
OUT
FB
LOWQ
EN
FB
OUT
OUT
LOWQ
FB
)....................... –0.3V to V
= 50mA V
= -50mA V
= 0.9 * V
= 0.9 * V
≤ 0.4V
= 0V
= 50mA, Note 5
> 2V; V
< 2V; V
= 0V
= 0V;I
(4)
LOAD
LOAD
(1)
OUT
NOM
OUT
NOM
IN
IN
< 300mA
< 50mA
= V
= 2.7V to 5.5V; I
FB
FB
= 10µF; T
= 0mA
(not switching)
= 0.7V
= 1.1V
OUT
+300mV to 5.5V; I
FB_NOM
FB_NOM
A
= 25°C, unless noted. Bold values indicate –40°C< T
LOAD
(High Side Switch)
IN
(Low Side Switch)
= 100mA
3
Operating Ratings
Supply Voltage (V
Logic Input Voltage (V
Junction Temperature (T
Junction Thermal Resistance
LOAD
3x3.5 MLF-14 (θ
= 100mA
IN
)..................................... +2.7V to +5.5V
JA
EN
) ............................................55°C/W
, V
J
(2)
) ........................ –40°C to +125°C
2.45
0.99
0.98
0.75
Min
100
2.7
7.2
0.5
0.5
LOWQ
)....................... –0.3V to V
2.55
0.01
0.13
0.85
0.85
Typ
100
690
110
0.2
0.1
0.4
0.4
0.1
0.1
16
1
1
1
8
M9999-021908-B
Max
2.65
1.01
1.02
1.85
900
5.5
8.8
1.3
1.3
29
5
2
2
J
< +125°C.
MIC3385
Units
MHz
mV
mV
µA
µA
µA
µA
µA
nA
%
%
%
%
Ω
V
V
V
V
A
V
V
IN