MCP1256-E/UN Microchip Technology, MCP1256-E/UN Datasheet - Page 6
![IC CHARGE PUMP DC/DC CONV 10MSOP](/photos/6/59/65940/c04-021-msop_sml.jpg)
MCP1256-E/UN
Manufacturer Part Number
MCP1256-E/UN
Description
IC CHARGE PUMP DC/DC CONV 10MSOP
Manufacturer
Microchip Technology
Type
Step-Up (Boost), Switched Capacitor (Charge Pump)r
Specifications of MCP1256-E/UN
Internal Switch(s)
Yes
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
3.3V
Current - Output
100mA
Frequency - Switching
650kHz
Voltage - Input
1.8 ~ 3.6 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
10-MSOP, Micro10™, 10-uMAX, 10-uSOP
Primary Input Voltage
3.6V
No. Of Outputs
1
Output Voltage
3.3V
Output Current
100mA
No. Of Pins
10
Operating Temperature Range
-40°C To +125°C
Peak Reflow Compatible (260 C)
Yes
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
MCP1256/7/8/9EV - BOARD EVAL FOR MCP1256/7/8/9
Power - Output
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MCP1256-E/UN
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
MCP1256/7/8/9
2.0
NOTE: Unless otherwise indicated, C
FIGURE 2-1:
Current (I
FIGURE 2-2:
Current (I
FIGURE 2-3:
Voltage (V
DS21989A-page 6
Note:
100
90
80
70
60
50
40
30
20
10
100
90
80
70
60
50
40
30
20
10
0
90
80
70
60
50
40
30
20
10
0
0
10
1.8
10
TYPICAL PERFORMANCE CURVES
OUT
OUT
IN
The graphs and tables provided following this note are a statistical summary based on a limited number of
samples and are provided for informational purposes only. The performance characteristics listed herein
are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified
operating range (e.g., outside specified power supply range) and therefore outside the warranted range.
).
).
30
).
30
V
2.1
IN
= 1.8V
Output Current (mA)
Output Current (mA)
50
50
Efficiency ( ) vs. Output
Efficiency ( ) vs. Output
Efficiency ( ) vs. Supply
Input Voltage (V)
2.4
Mode Transition
70
70
2.7
90
90
IN
= C
V
V
V
V
V
V
3.0
I
OUT
IN
IN
IN
IN
IN
IN
110
110
OUT
= 2.7V
= 3.0V
= 3.3V
= 2.1V
= 2.4V
= 2.7V
= 10 mA
= 10 μF, C
130
130
3.3
1
= C
2
FIGURE 2-4:
Voltage (V
FIGURE 2-5:
Voltage (V
FIGURE 2-6:
Voltage (V
= 1 μF, I
100
100
100
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0
1.8
1.8
1.8
OUT
IN
IN
IN
= 10 mA, and T
).
).
).
2.1
2.1
2.1
Efficiency ( ) vs. Supply
Efficiency ( ) vs. Supply
Efficiency ( ) vs. Supply
Input Voltage (V)
Input Voltage (V)
Input Voltage (V)
© 2006 Microchip Technology Inc.
2.4
2.4
2.4
Mode Transition
Mode Transition
Mode Transition
A
= +25°C.
2.7
2.7
2.7
I
OUT
3.0
I
3.0
3.0
I
OUT
OUT
= 100 mA
= 25 mA
= 50 mA
3.3
3.3
3.3