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參數(shù)資料
| 型號： | MAX1885EUP |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Fixed-Point Digital Signal Processor 256-BGA |
| 中文描述： | 2.05 A SWITCHING REGULATOR, 625 kHz SWITCHING FREQ-MAX, PDSO20 |
| 封裝： | 4.40 MM, 1.10 MM HEIGHT, MO-153AC, TSSOP-20 |
| 文件頁數(shù)： | 10/38頁 |
| 文件大?。?/td> | 1051K |
| 代理商： | MAX1885EUP |
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M
Quad-Output TFT LCD DC-DC
Converters with Buffer
10
______________________________________________________________________________________
Typical Operating Characteristics (continued)
(Circuit of Figure 1, V
IN
= +3.3V,
SHDN
= IN, V
MAIN
= V
SUPP
= V
SUPN
= V
SUPB
= V
SUPL
= 8V, BUF- = BUFOUT,
BUF+ = FLTSET = TGND = PGND = GND, T
A
= +25
°
C.)
30
50
40
70
60
90
80
100
NEGATIVE CHARGE-PUMP EFFICIENCY
vs. LOAD CURRENT
M
I
NEG
(mA)
E
0
10
20
30
40
V
SUPN
= 7V
V
SUPN
= 8V
V
SUPN
= 6V
V
NEG
= -5V
-14
-10
-12
-6
-8
-4
-2
2
6
8
4
10
12
14
MAXIMUM NEGATIVE CHARGE-PUMP
OUTPUT VOLTAGE vs. SUPPLY VOLTAGE
M
V
SUPN
(V)
V
N
I
NEG
= 10mA
I
NEG
= 1mA
1.23
1.24
1.25
1.26
1.27
0
20
40
60
80
100
REFERENCE VOLTAGE
vs. REFERENCE LOAD CURRENT
M
I
REF
(
μ
A)
V
R
STEP-UP CONVERTER LOAD-TRANSIENT
RESPONSE
MAX1778 toc13
200mA
0
8.1V
8.0V
7.9V
1A
0
40
μ
s/div
A. I
MAIN
= 20mA to 200mA, 200mA/div
B. V
MAIN
= 8V, 100mV/div
C. INDUCTOR CURRENT, 1A/div
C
INTG
= 1000pF
C
B
A
STEP-UP CONVERTER LOAD-TRANSIENT
RESPONSE WITHOUT INTEGRATOR
200mA
0
8.1V
8.0V
7.9V
1A
0
40
μ
s/div
A. I
MAIN
= 20mA to 200mA, 200mA/div
B. V
MAIN
= 8V, 100mV/div
C. INDUCTOR CURRENT, 1A/div
INTG = REF
C
B
A
STEP-UP CONVERTER LOAD-TRANSIENT
RESPONSE (1
μ
s PULSES)
MAX1778 toc15
0.5A
0
8.0V
7.9V
1A
0.5A
0
4
μ
s/div
A. I
MAIN
= 0 to 500mA, 500mA/div
B. V
= 8V, 100mV/div
C. INDUCTOR CURRENT, 500mA/div
C
B
A
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX1885EUP-T | 功能描述:LCD 驅(qū)動器 Quad-Output TFT LCD DC-DC Converter with Buffer RoHS:否 制造商:Maxim Integrated 數(shù)位數(shù)量:4.5 片段數(shù)量:30 最大時鐘頻率:19 KHz 工作電源電壓:3 V to 3.6 V 最大工作溫度:+ 85 C 最小工作溫度:- 20 C 封裝 / 箱體:PDIP-40 封裝:Tube |
| MAX1886ESA+ | 制造商:Maxim Integrated Products 功能描述:HIGH-CURRENT VCOM DRIVE BUFFER - Rail/Tube |
| MAX1886EUK | 制造商:Maxim Integrated Products 功能描述:HIGH-CURRENT VCOM DRIVE BUFFER - Rail/Tube |
| MAX1886EUK+T | 功能描述:運算放大器 - 運放 RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比（最小值）:63 dB 輸入補償電壓:1 mV 輸入偏流（最大值）:10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel |
| MAX1886EUK-T | 功能描述:運算放大器 - 運放 RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比（最小值）:63 dB 輸入補償電壓:1 mV 輸入偏流（最大值）:10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel |
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