mx846 Clare, Inc., mx846 Datasheet - Page 3

• Manufacturer Part Number: mx846
• Description: 50 Ma Switched Capacitor Buck-boost Dc/dc Converter With Regulated Output
• Manufacturer: Clare, Inc.

MX846-02
DC Electrical Characteristics
V
NOTES
1
with 0.1 Ω ESR. Capacitors with higher ESR may reduce output voltage and efficiency.
2
3
MX846-02
Drawing No. 017709
Capacitors C
See Figure 2 conditions.
1% resistors should be used to maintain output voltage tolerance.
Parameter
Operating Supply Range
Supply Current
Supply Current Shutdown
Output Voltage
Load Regulation
Output Resistance
Switching Frequency
Shutdown
IN
= 3.3 V @ T
Logic Input High
Input Current
Logic Input Low
Input Current
DVCC
A
= +25°C, C
3
and C
CPO
POS
in the test circuit are 4.7 µF with 0.1 Ω ESR. Capacitor C
= 1.0 µF, C
Symbo
I
∆V
V
DVCCSD
I
V
V
DVCC
V
DVCC
R
V
F
I
I
CPO
CPO
l
O
IH
IL
IH
IL
O
S
/I
O
1, 2, 3
PO
-40
EN_IN = GND,
-40°C < T
I
-40
3.0 V ≤ V
I
-40
3.0 V ≤ V
I
I
V
-40°C < T
O
O
O
O
IN
= 4.7 µF unless otherwise noted
= 25 mA
= 10 mA to 50 mA
= 10 mA-25 mA
= 10 mA-50 mA
°C < T
°C < T
°C < T
= 3.3 V
Open Loop
Condition
A
A
A
A
S
S
A
< +85°C
< +85°C
< +85°C
< +85°C
≤ 3.6 V
≤ 3.6 V
< +85°C
3
DVCC-0.5V
4.85
4.75
Min
3.0
CPOS
0.30
0.25
Typ
500
3.3
12
in the test circuit is 1.0 µF
1
5
5
1
1
1
IXYS
www.claremicronix.com
Max
5.15
5.25
0.4
5
mV/mA
mV/mA
MHz
Unit
µA
µA
µA
µA
4/28/08
Ω
V
V
V
V
V