MCP1257-IUN Microchip Technology, MCP1257-IUN Datasheet - Page 5
![IC CHARGE PUMP DC/DC CONV 10MSOP](/photos/6/59/65940/c04-021-msop_sml.jpg)
MCP1257-IUN
Manufacturer Part Number
MCP1257-IUN
Description
IC CHARGE PUMP DC/DC CONV 10MSOP
Manufacturer
Microchip Technology
Type
Step-Up (Boost), Switched Capacitor (Charge Pump)r
Specifications of MCP1257-IUN
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
For Use With
MCP1256/7/8/9EV - BOARD EVAL FOR MCP1256/7/8/9
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power - Output
-
AC CHARACTERISTICS
TEMPERATURE SPECIFICATIONS
© 2006 Microchip Technology Inc.
Electrical Specifications: Unless otherwise indicated, all limits apply for V
C
ALL DEVICES
Internal Oscillator Frequency
Output Voltage Ripple,
Normal Operation
V
Shutdown
MCP1256 and MCP1257
Output Voltage Ripple,
SLEEP Mode
MCP1258 and MCP1259
V
BYPASS
Electrical Specifications: Unless otherwise indicated, all limits apply for V
C
Temperature Ranges
Specified Temperature Range
Operating Temperature Range
Storage Temperature Range
Thermal Package Resistances
Thermal Resistance, 10-Lead, MSOP
Thermal Resistance, 10-Lead, DFN
3 mm x 3 mm
OUT
OUT
1
1
= C
= C
Wake-up Time From
Wake-up Time From
2
2
= 1 μF, I
= 1 μF, I
Parameters
Parameters
OUT
OUT
= 10 mA, T
= 10 mA, T
J
J
= -40°C to +125°C. Typical values are at T
= -40°C to +125°C. Typical values are at T
T
T
F
Sym
V
V
WKUP
WKUP
OSC
RIP
RIP
Sym
T
T
T
JA
JA
A
J
J
Min
—
—
—
—
—
—
—
—
—
—
—
Min
-40
-40
-65
—
—
Typ
650
175
150
20
12
55
40
60
40
60
5
Typ
200
57
—
—
—
Max
—
—
—
—
—
—
—
—
—
—
—
IN
IN
J
J
= +25°C.
= +25°C.
= 1.8V to 3.6V, SHDN = V
= 1.8V to 3.6V, SHDN = V
+125
+125
+150
Max
—
—
mVp-p
mVp-p
mVp-p
mVp-p
mVp-p
mVp-p
mVp-p
mVp-p
Units
kHz
μs
μs
MCP1256/7/8/9
Units
°C/W
°C/W
C
C
C
C
V
SHDN = V
V
Output Voltage
C
C
C
C
V
SHDN = V
V
Output Voltage
°C
°C
°C
OUT
OUT
OUT
OUT
IN
OUT
OUT
OUT
OUT
OUT
IN
OUT
= 3.0V, I
= 3.0V, I
from 0 to 90% Nominal Regulated
from 0 to 90% Nominal Regulated
= 10 μF, I
= 10 μF, I
= 2.2 μF, I
= 2.2 μF, I
= 10 μF, I
= 10 μF, I
= 2.2 μF, I
= 2.2 μF, I
4-Layer JC51-7 Standard Board,
Natural Convection
4-Layer JC51-7 Standard Board,
Natural Convection
IH(MIN)
IH(MIN)
OUT
OUT
IN
IN
Conditions
, C
, C
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
= 10 mA,
= 10 mA,
,
,
IN
IN
Conditions
= C
= C
= 10 mA
= 100 mA
= 0.1 mA
= 4 mA
= 10 mA
= 100 mA
= 0.1 mA
= 4 mA
DS21989A-page 5
OUT
OUT
= 10 μF,
= 10 μF,