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參數(shù)資料
| 型號： | MCP1257T-EMF |
| 廠商： | Microchip Technology Inc. |
| 英文描述： | Regulated 3.3V, Low-Ripple Charge Pump with Low- Operating Current SLEEP Mode or BYPASS Mode |
| 中文描述： | 3.3V的穩(wěn)壓，低紋波充電泵具有低工作電流睡眠模式或旁路模式 |
| 文件頁數(shù)： | 4/24頁 |
| 文件大?。?/td> | 1183K |
| 代理商： | MCP1257T-EMF |
MCP1256/7/8/9
DS21989A-page 4
2006 Microchip Technology Inc.
MCP1256 and MCP1257 Devices
SLEEP Mode Input - SLEEP
SLEEP Input Voltage Low
V
IL(SLEEP)
V
IH(SLEEP)
I
LK(SLEEP)
—
—
0.4
V
SLEEP Input Voltage High
1.4
—
—
V
SLEEP Input Leakage
Current
—
0.001
0.1
μ
A
SLEEP Quiescent Current
I
Q
—
10
20
μ
A
V
SLEEP
= 0V, I
OUT
= 0 mA
MCP1256 and MCP1258 Devices
Power-Good Output - PGOOD
PGOOD Threshold
V
TH
V
HYS
V
OL
—
93
—
%
Percent of V
OUT
Falling
V
OUT
Rising
I
SINK
= 0.5 mA, V
IN
= 1.8V
PGOOD Hysteresis
—
110
—
mV
PGOOD Output Low
Voltage
—
25
100
mV
PGOOD Input Leakage
Current
I
LK(PGOOD)
—
0.02
1
μ
A
V
PGOOD
= V
IN
MCP1257 and MCP1259
Low-Battery Output - LBO
LBO Threshold
V
TH
V
HYS
V
OL
I
LK(LBO)
—
1.95
—
V
V
IN
Falling
V
IN
Rising
I
SINK
= 0.5 mA, V
IN
= 1.8V
V
LBO
= V
IN
LBO Hysteresis
—
240
—
mV
LBO Output Low Voltage
—
25
100
mV
LBO Input Leakage Current
—
0.02
1
μ
A
MCP1258 and MCP1259
BYPASS Mode Input - BYPASS
BYPASS Input Voltage Low
V
IL(BYPASS)
V
IH(BYPASS)
—
—
0.4
V
BYPASS Input Voltage
High
1.4
—
—
V
BYPASS Input Leakage
Current
I
LK(BYPASS)
—
0.001
0.1
μ
A
BYPASS Quiescent
Current
I
Q
—
0.25
2
μ
A
V
BYPASS
= 0V, I
OUT
= 0 mA,
T
J
= +25°C
V
IN
= 2.4V
BYPASS Input-to-Output
Impedance
R
BYPASS
—
1.5
—
Ω
DC CHARACTERISTICS (CONTINUED)
Electrical Specifications:
Unless otherwise indicated, all limits apply for V
IN
= 1.8V to 3.6V, SHDN = V
IN
, C
IN
=
C
OUT
=
10
μ
F,
C
1
=
C
2
=
1
μ
F, I
OUT
=
10 mA, T
J
= -40°C to +125°C. Typical values are at T
J
= +25°C.
Parameters
Sym
Min
Typ
Max
Unit
s
Conditions
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| MCP1257T-EUN | 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:Regulated 3.3V, Low-Ripple Charge Pump with Low- Operating Current SLEEP Mode or BYPASS Mode |
| MCP1258 | 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:Regulated 3.3V, Low-Ripple Charge Pump with Low- Operating Current SLEEP Mode or BYPASS Mode |
| MCP1258-E/MF | 功能描述:電荷泵 Frac Charge Pump w/ PG and Bypass RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 輸出電壓:- 1.5 V to - 5.5 V, 3 V to 11 V 輸出電流:100 mA 電源電流:1 mA 最大工作溫度:+ 70 C 封裝 / 箱體:SOIC-8 Narrow 封裝:Tube |
| MCP1258-E/UN | 功能描述:電荷泵 Frac Charge Pump w/ PG and Bypass RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 輸出電壓:- 1.5 V to - 5.5 V, 3 V to 11 V 輸出電流:100 mA 電源電流:1 mA 最大工作溫度:+ 70 C 封裝 / 箱體:SOIC-8 Narrow 封裝:Tube |
| MCP1258-EMF | 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:Regulated 3.3V, Low-Ripple Charge Pump with Low- Operating Current SLEEP Mode or BYPASS Mode |
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