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| 型号： | MCP1601T-I/MS |
| 厂商： | Microchip Technology |
| 文件页数： | 3/22页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK SYNC ADJ 0.5A 8MSOP |
| 标准包装： | 2,500 |
| 类型： | 降压（降压） |
| 输出类型： | 可调式 |
| 输出数： | 1 |
| 输出电压： | 0.9 V ~ 5.5 V |
| 输入电压： | 2.7 V ~ 5.5 V |
| PWM 型： | 电压模式 |
| 频率 - 开关： | 750kHz |
| 电流 - 输出： | 500mA |
| 同步整流器： | 是 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 8-TSSOP，8-MSOP（0.118"，3.00mm 宽） |
| 包装： | 带卷 (TR) |
| 供应商设备封装： | 8-MSOP |
| 配用： | MCP1601EV-ND - BOARD EVALUATION FOR MCP1601 |
MCP1601
1.0
ELECTRICAL
PIN FUNCTION TABLE
CHARACTERISTICS
Absolute Maximum Ratings ?
V IN - A GND ......................................................................6.0V
SHDN, FB, SYNC/PWM, V OUT ..... (A GND -0.3V) to (V IN +0.3V)
L X to P GND ................................................ -0.3V to (V IN +0.3V)
P GND to A GND .................................................. -0.3V to +0.3V
Output Short Circuit Current .................................continuous
Storage temperature .....................................-65 ° C to +150 ° C
Ambient Temp. with Power Applied ................-40 ° C to +85 ° C
Operating Junction Temperature...................-40 ° C to +125 ° C
ESD protection on all pins .................................................. ≥ 4 kV
? Notice: Stresses above those listed under “ Maximum rat-
NAME
V IN
SHDN
FB
A GND
V OUT
SYNC/PWM
P GND
L X
FUNCTION
Input Source Voltage
Device Shutdown Pin
Output Voltage Feedback Input
Analog Ground
Sensed Output Voltage
Synchronous Clock input or PWM/
PFM select
Power Ground
Output Inductor Node
ings ” may cause permanent damage to the device. This is a
stress rating only and functional operation of the device at
those or any other conditions above those indicated in the
operational listings of this specification is not implied. Expo-
sure to maximum rating conditions for extended periods may
affect device reliability.
ELECTRICAL SPECIFICATIONS
Electrical Specifications: Unless otherwise indicated, V IN =4.2V, V OUT =1.8V, I LOAD = 10 mA, T A =-40 ° C to +85 ° C.
Parameters
Sym
Min
Typ
Max
Units
Conditions
Power Input Requirements
Voltage
Shutdown Current
PFM Mode Current
V IN
I(V IN )
I(V IN )
2.7
—
—
—
0.05
119
5.5
1.0
180
V
μA
μA
I LOAD = 0 mA to 500 mA
Shutdown Mode (SHDN = GND)
SYNC/PWM = GND, PFM Mode
(I LOAD = 0 mA)
Oscillator Section
Internal Oscillator Frequency
External Oscillator Capture Range
External Oscillator Duty Cycle
F OSC
F SYNC
F SYN-FALL
650
850
10
750
—
—
850
1000
90
kHz
kHz
%
SYNC/PWM = V IN
F SYNC > F OSC
F SYNC = 1 MHz
Internal Power Switches
R DSon P-CHANNEL
R DSon N-CHANNEL
Dropout Voltage
R DSon-P
R DSon-N
V DROPOUT
—
—
—
500
500
250
—
—
—
m ?
m ?
mV
I P =100 mA, T A =+25 ° C, V IN =4.2V
I N =100 mA, T A =+25 ° C, V IN =4.2V
V OUT = 2.7V, I LOAD = 300 mA,
T A =+25 ° C, V DROPOUT =97%V OUT
Pin Leakage Current
I LX
-1.0
—
1.0
μA
SHDN = 0V, V IN = 5.5V, L X = 0V, L X =
5.5V
Output PWM Mode
Peak Current Limit
I PEAK-PWM
—
1.0
—
A
PWM Mode, SYNC/PWM = V IN, T A =
+25 ° C
Output Voltage
Output Voltage Range
Reference Feedback Voltage
Feedback Input Bias Current
V OUT
V FB
I VFB
0.9
0.78
—
—
0.8
0.1
V IN
0.82
—
V
V
nA
Line Regulation
Load Regulation
V LINE-REG
V LOAD-REG
—
—
0.1
1.5
—
—
%/V
%
V IN =2.7V to 5.5V, I LOAD =10 mA
V IN = 3.6V,
I LOAD = 0 mA to 300 mA
Start-Up Time
T START
—
0.5
—
ms
PWM Mode, SYNC/PWM=V IN
? 2003 Microchip Technology Inc.
DS21762A-page 3
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相关代理商/技术参数 |
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| MCP1602 | 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:2.0 MHz, 500 mA Synchronous Buck Regulator with Power-Good |
| MCP1602-080I/MF | 功能描述:开关变换器、稳压器与控制器 20MHz 05A Synch-Buck PFM/PWM Reg RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel |
| MCP1602-080I/MS | 功能描述:开关变换器、稳压器与控制器 20MHz 05A Synch-Buck PFM/PWM Reg RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel |
| MCP1602-120I/MF | 功能描述:开关变换器、稳压器与控制器 20MHz 05A Synch-Buck PFM/PWM Reg RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel |
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