參數(shù)資料
型號(hào): MAX870
廠商: Maxim Integrated Products, Inc.
英文描述: Switched-Capacitor Voltage Inverters
中文描述: 開(kāi)關(guān)電容電壓反相器
文件頁(yè)數(shù): 4/8頁(yè)
文件大?。?/td> 97K
代理商: MAX870
_____________________Pin Desc ription
M
S witc hed-Capac itor Voltage Inverters
4
_______________________________________________________________________________________
____________________________Typic al Operating Charac teristic s (c ontinued)
(Circuit of Figure 1, V
IN
= +5V, C1 = C2 = C3, T
A
= +25°C, unless otherwise noted.)
0
20
10
40
30
60
50
70
90
80
100
0
10 15 20
OUTPUT CURRENT (mA)
5
25 30 35
45
40
50
MAX870
EFFICIENCY vs. OUTPUT CURRENT
M
E
V
IN
= 2.0V
V
IN
= 3.3V
V
IN
= 5.0V
0
20
10
50
40
30
80
70
60
90
0
15
20
5
10
25
30
35
40
MAX871
EFFICIENCY vs. OUTPUT CURRENT
M
OUTPUT CURRENT (mA)
E
V
IN
= 2.0V
V
IN
= 3.3V
V
IN
= 5.0V
100
250
200
150
300
350
400
450
500
550
600
-40
10
-15
35
60
85
PUMP FREQUENCY vs. TEMPERATURE
M
TEMPERATURE (°C)
P
V
IN
= 1.5V, MAX871
V
IN
= 1.5V, MAX870
V
IN
= 3.3V OR 5.0V, MAX870
V
IN
= 3.3V OR 5.0V, MAX871
MAX870
OUTPUT NOISE AND RIPPLE
M
2
μ
s/div
V
IN
= 3.3V, V
OUT
= -3.18V, I
OUT
= 5mA,
20mV/div, AC COUPLED
Flying Capacitor’s Positive Terminal
C1+
5
Ground
GND
4
Flying Capacitor’s Negative Terminal
C1-
3
PIN
Positive Power-Supply Input
IN
2
Inverting Charge-Pump Output
OUT
1
FUNCTION
NAME
VOLTAGE INVERTER
OUT
IN
C1+
V
IN
R
L
C1
0.33
μ
F*
*1
μ
F
(MAX870)
C2
0.33
μ
F*
C3
0.33
μ
F*
5
1
2
3
4
V
OUT
GND
C1-
MAX870
MAX871
Figure 1. Test Circuit
MAX871
OUTPUT NOISE AND RIPPLE
M
1
μ
s/div
V
IN
= 3.3V, V
OUT
= -3.14V, I
OUT
= 5mA,
20mV/div, AC COUPLED
相關(guān)PDF資料
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MAX870EUK Switched-Capacitor Voltage Inverters
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MAX872 10μA, Low-Dropout, Precision Voltage References(10μA,低壓降,2.5V高精度基準(zhǔn)電壓)
MAX877 Adjustable-Output, DC-DC Converters(3.3V/3V輸出,1.8V~6V輸入,步升/步降DC-DC變換器)
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MAX8702ETP+ 功能描述:功率驅(qū)動(dòng)器IC Dual-Phase MOSFET Driver w/Temp Sensor RoHS:否 制造商:Micrel 產(chǎn)品:MOSFET Gate Drivers 類(lèi)型:Low Cost High or Low Side MOSFET Driver 上升時(shí)間: 下降時(shí)間: 電源電壓-最大:30 V 電源電壓-最小:2.75 V 電源電流: 最大功率耗散: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube
MAX8702ETP+T 功能描述:功率驅(qū)動(dòng)器IC Dual-Phase MOSFET Driver w/Temp Sensor RoHS:否 制造商:Micrel 產(chǎn)品:MOSFET Gate Drivers 類(lèi)型:Low Cost High or Low Side MOSFET Driver 上升時(shí)間: 下降時(shí)間: 電源電壓-最大:30 V 電源電壓-最小:2.75 V 電源電流: 最大功率耗散: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube
MAX8702ETP-T 功能描述:功率驅(qū)動(dòng)器IC RoHS:否 制造商:Micrel 產(chǎn)品:MOSFET Gate Drivers 類(lèi)型:Low Cost High or Low Side MOSFET Driver 上升時(shí)間: 下降時(shí)間: 電源電壓-最大:30 V 電源電壓-最小:2.75 V 電源電流: 最大功率耗散: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube
MAX8703ETP 功能描述:功率驅(qū)動(dòng)器IC RoHS:否 制造商:Micrel 產(chǎn)品:MOSFET Gate Drivers 類(lèi)型:Low Cost High or Low Side MOSFET Driver 上升時(shí)間: 下降時(shí)間: 電源電壓-最大:30 V 電源電壓-最小:2.75 V 電源電流: 最大功率耗散: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube