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MCP1623T-I/CHY Datasheet(PDF) 4 Page - Microchip Technology

No. de pieza MCP1623T-I/CHY
Descripción Electrónicos  Low-Voltage Input Boost Regulator for PIC짰 Microcontrollers
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Fabricante Electrónico  MICROCHIP [Microchip Technology]
Página de inicio  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MCP1623T-I/CHY Datasheet(HTML) 4 Page - Microchip Technology

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MCP1623/24
DS40001420D-page 4
 2010-2016 Microchip Technology Inc.
TEMPERATURE SPECIFICATIONS
PMOS Switch ON Resistance
RDS(ON)P
—0.9
VIN = 3.3V, ISW = 100 mA
NMOS Peak Switch Current
Limit
IN(MAX)
300
425
mA
Note 4
VOUT Accuracy
VOUT%
-7.4
+7.4
%
Includes line and load
regulation; VIN = 1.5V,
IOUT = 50 mA
Line Regulation
V
OUT/
VOUT)/
V
IN|
—0.01
%/V
VIN = 1.5V to 3V
IOUT = 25 mA
Load Regulation
V
OUT/
VOUT|
—0.01
%
IOUT = 25 mA to 50 mA;
VIN = 1.5V
Maximum Duty Cycle
DCMAX
—90
%
Switching Frequency
fSW
370
500
630
kHz
EN Input Logic High
VIH
90
——
%of VIN IOUT = 1 mA
EN Input Logic Low
VIL
——
20
%of VIN IOUT = 1 mA
EN Input Leakage Current
IENLK
0.005
µA
VEN = 5V
Soft Start Time
tSS
750
µS
EN Low-to-High, 90% of
VOUT (Note 5)
Thermal Shutdown Die
Temperature
TSD
—150
C
Die Temperature Hysteresis
TSDHYS
—10
C
Electrical Specifications: Unless otherwise indicated, VIN = 1.2V, COUT = CIN = 10 µF, L = 4.7 µH, VOUT =3.3V,
IOUT =15 mA, TA = +25°C.
Boldface specifications apply over the TA range of -40°C to +85°C.
Parameters
Sym.
Min.
Typ.
Max.
Units
Conditions
Temperature Ranges
Operating Junction Temperature
Range
TJ
-40
+125
°C
Steady state
Storage Temperature Range
TA
-65
+150
°C
Maximum Junction Temperature
TJ
+150
°C
Transient
Package Thermal Resistance
Thermal Resistance, 6LD-SOT-23
JA
190.5
°C/W
Thermal Resistance, 8LD-2x3 DFN
JA
—75
°C/W
DC CHARACTERISTICS (CONTINUED)
Electrical Characteristics: Unless otherwise indicated, VIN = 1.2V, COUT = CIN = 10 µF, L = 4.7 µH, VOUT =3.3V,
IOUT =15 mA, TA = +25°C.
Boldface specifications apply over the TA range of -40°C to +85°C.
Parameters
Sym.
Min.
Typ.
Max.
Units
Conditions
Note 1:
3.3 k
 resistive load, 3.3V
OUT (1 mA).
2:
For VIN > VOUT, VOUT will not remain in regulation.
3:
IQ is measured from VOUT; VIN quiescent current will vary with boost ratio. VIN quiescent current can be
estimated by: (IQPFM * (VOUT/VIN)), (IQPWM * (VOUT/VIN)).
4:
Peak current limit determined by characterization, not production tested
5:
220
 resistive load, 3.3V
OUT (15 mA).


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