參數(shù)資料
型號(hào)： MAX870EUK
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 穩(wěn)壓器
英文描述： Switched-Capacitor Voltage Inverters
中文描述： SWITCHED CAPACITOR CONVERTER, 194 kHz SWITCHING FREQ-MAX, PDSO5
封裝： SOT-23, 5 PIN
文件頁(yè)數(shù)： 4/8頁(yè)
文件大?。?/td> 97K
代理商： MAX870EUK
_____________________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
PDF描述
MAX871EUK Switched-Capacitor Voltage Inverters
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)
MAX878 Adjustable-Output, DC-DC Converters(3.3V/3V輸出,1.8V~6V輸入,步升/步降DC-DC變換器)
MAX879 Adjustable-Output, DC-DC Converters(3.3V/3V輸出,1.8V~6V輸入,步升/步降DC-DC變換器)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX870EUK+ 制造商:Maxim Integrated Products 功能描述:CHG PUMP INV -5.5V TO -1.4V 25MA 5PIN SOT-23 - Bulk 制造商:Maxim Integrated Products 功能描述:Charge Pump INV -1.4V to -5.5V 25mA 5-Pin SOT-23 Bulk
MAX870EUK+T 功能描述:電荷泵 Switched-Capacitor Voltage Inverter 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
MAX870EUK-T 功能描述:電荷泵 Switched-Capacitor Voltage Inverter 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
MAX870EUK-TG069 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述:
MAX8710ETG 功能描述:線性穩(wěn)壓器 - 標(biāo)準(zhǔn) RoHS:否 制造商:STMicroelectronics 輸出類型: 極性: 輸出電壓:1.8 V 輸出電流:150 mA 負(fù)載調(diào)節(jié): 最大輸入電壓:5.5 V 線路調(diào)整率: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-323-5L
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