参数资料
型号: MCP1640C-I/MC
厂商: Microchip Technology
文件页数: 4/32页
文件大小: 0K
描述: IC REG BOOST SYNC ADJ 0.1A 8DFN
特色产品: MCP1640 Boost Regulator
标准包装: 150
类型: 升压(升压)
输出类型: 可调式
输出数: 1
输出电压: 2 V ~ 5.5 V
输入电压: 0.8 V ~ 5.5 V
频率 - 开关: 500kHz
电流 - 输出: 100mA
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-VFDFN 裸露焊盘
包装: 管件
供应商设备封装: 8-DFN(3x2)
MCP1640/B/C/D
DC CHARACTERISTICS (CONTINUED)
Electrical Characteristics: Unless otherwise indicated, V IN = 1.2V, C OUT = C IN = 10 μF, L = 4.7 μH, V OUT = 3.3V, I OUT = 15 mA,
T A = +25°C.
Boldface specifications apply over the T A range of -40 o C to +85 o C.
Parameters
PMOS Switch ON Resistance
NMOS Peak Switch Current
Sym
R DS(ON)P
I N(MAX)
Min
600
Typ
0.9
850
Max
Units
?
mA
Conditions
V IN = 3.3V, I SW = 100 mA
Limit
V OUT Accuracy
V OUT %
-3
+3
%
Includes Line and Load
Regulation; V IN = 1.5V
Line Regulation
??? V OUT /
-1
0.01
1
%/V
V IN = 1.5V to 3V
V OUT ) /
? V IN |
I OUT = 25 mA
Load Regulation
?? V OUT /
-1
0.01
1
%
I OUT = 25 mA to 100 mA;
V OUT |
V IN = 1.5V
Maximum Duty Cycle
Switching Frequency
EN Input Logic High
EN Input Logic Low
DC MAX
f SW
V IH
V IL
88
425
90
90
500
575
20
%
kHz
%of V IN I OUT = 1 mA
%of V IN I OUT = 1 mA
EN Input Leakage Current
Soft-start Time
I ENLK
t SS
0.005
750
μA
μS
V EN = 5V
EN Low to High, 90% of
V OUT ; Note 4
Thermal Shutdown Die
T SD
150
? C
Temperature
Die Temperature Hysteresis
T SDHYS
10
? C
Note 1:
2:
3:
4:
5:
3.3 K ? resistive load, 3.3V OUT (1 mA).
For V IN > V OUT , V OUT will not remain in regulation.
I Q is measured from V OUT ; V IN quiescent current will vary with boost ratio. V IN quiescent current can be
estimated by: (I QPFM * (V OUT /V IN )), (I QPWM * (V OUT /V IN )).
220 ? resistive load, 3.3V OUT (15 mA).
Peak current limit determined by characterization, not production tested.
TEMPERATURE SPECIFICATIONS
Electrical Specifications:
Parameters
Sym
Min
Typ
Max
Units
Conditions
Temperature Ranges
Operating Junction Temperature
T J
-40
+125
°C
Steady State
Range
Storage Temperature Range
T A
-65
+150
°C
Maximum Junction Temperature
T J
+150
°C
Transient
Package Thermal Resistances
Thermal Resistance, 5L-TSOT23
Thermal Resistance, 8L-2x3 DFN
? JA
? JA
192
93
°C/W
°C/W
EIA/JESD51-3 Standard
DS22234B-page 4
? 2011 Microchip Technology Inc.
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