MIC2141 Micrel Semiconductor, MIC2141 Datasheet - Page 3

• Manufacturer Part Number: MIC2141
• Description: Micropower Boost Converter Preliminary Information
• Manufacturer: Micrel Semiconductor

Absolute Maximum Ratings (Note 1)
Supply Voltage (V
Switch Voltage (V
Feedback Voltage (F
Control Input Voltage (V
ESD Rating, Note 4 ...................................................... 2kV
Electrical Characteristics
V
Parameter
Input Voltage
Quiescent Current
Comparator Hysteresis
Control Voltage Gain (V
Controlled Output Voltage,
Note 3
Load Regulation
Line Regulation
Switch On-Resistance
Oscillator Frequency
Oscillator Duty Cycle
Note 1.
Note 2.
Note 3.
Note 4.
June 2000
MIC2141
IN
= 3.6V, V
Exceeding the absolute maximum rating may damage the device.
The device is not guaranteed to function outside its operating rating.
V
Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k in series with 100pF.
C
= 4V sets V
OUT
= 5V; I
SW
IN
) ................................................... +18V
OUT
) .................................................. +24V
B
OUT
OUT
) ................................................ +24V
to 24V (absolute maximum level on V
C
/V
), Note 3 .. V
= 1mA; T
C
)
Condition
Switch off, V
2.5V
V
V
V
100 A
2.5V
I
I
SW
SW
C
C
C
J
= 25 C, bold values indicate –40 C
= 0.8V; 2.5V
= 2.5V; 2.7V
= 3.4V; 3.6V
= 100mA, V
= 100mA, V
IN
V
V
–200mV
IN
IN
I
OUT
IN
12V, V
12V; I
= 3.6V
1mA, V
IN
IN
V
V
V
= 3.6V
= 12V
OUT
OUT
IN
IN
IN
V
C
OUT
SW
= 15V
4.2V
12V
12V
1mA
); V
4V
= 15V
C
must be
3
Operating Ratings (Note 2)
Supply Voltage (V
Switch Voltage (V
Ambient Temperature (T
Junction Tempgserature (T
Package Thermal Resistance
SOT-23-5 (
V
T
IN
A
– 200mV.
+85 C; unless noted.
JA
) ...................................................... 220 C/W
SW
IN
) .................................... +2.5V to +14V
) ...................................... +3V to +22V
A
) ......................... –40 C to +85 C
J
) ................... –40 C to +125 C
14.55
4.85
19.4
Min
300
2.5
15
15.0
20.0
0.25
0.05
Typ
330
5.0
2.5
70
10
18
6
4
15.45
Max
5.15
20.6
100
360
0.2
14
1
MIC2141
Micrel
Units
%/V
kHz
mV
%
%
V
V
V
V
A