參數(shù)資料
型號(hào): MAX1864-MAX1865
廠商: Maxim Integrated Products, Inc.
元件分類: 數(shù)字信號(hào)處理
英文描述: Fixed-Point Digital Signal Processor 384-FC/CSP
中文描述: 的xDSL /電纜調(diào)制解調(diào)器的三/五級(jí)輸出電源
文件頁數(shù): 6/25頁
文件大?。?/td> 384K
代理商: MAX1864-MAX1865
M
xDSL/Cable Modem Triple/Quintuple Output
Power Supplies
6
_______________________________________________________________________________________
2
μ
s/div
SWITCHING WAVEFORMS
(STEP-DOWN CONVERTER)
3.35V
1.5A
C
A
1A
0
3.30V
A. V
= 3.3V (PRESET), I
= 1A, 50mV/div
B. INDUCTOR CURRENT, 500mA/div
C. V
LX
, 10V/div
V
IN
= 12V
10V
0.5A
B
1ms/div
SOFT-START
5V
4V
B
A
MAX1864/65 toc08
2V
0
0
A. V
L
, 5V/div
B. V
OUT
= 3.3V (PRESET), 2V/div
C. INDUCTOR CURRENT, 1A/div
V
IN
= 0 TO 12V
0
1A
C
0
5
10
15
20
25
30
35
40
0
2
4
6
8
10
POSITIVE LINEAR REGULATOR BASE-
DRIVE CURRENT vs. BASE-DRIVE VOLTAGE
M
BASE VOLTAGE (V)
B
V
FB_
= 1.0V
V
FB_
= 0.96V
REF
B2, B3 AND B4
(MAX1865) ONLY
Typical Operating Characteristics (continued)
(Circuit of Figure 1, V
IN
= 12V, V
OUT
= 3.3V, T
A
= +25
°
C, unless otherwise noted.)
4.95
4.97
4.99
5.01
5.03
5.05
0
1.0
LOAD CURRENT (mA)
0.5
1.5
2.0
2.5
3.0
OUPUT VOLTAGE vs. LOAD CURRENT
(ADJUSTABLE MODE)
M
O
4.95
4.97
4.99
5.01
5.03
5.05
0
10
5
15
20
25
30
INTERNAL 5V LINEAR REGULATOR
vs. LOAD CURRENT
M
LOAD CURRENT (mA)
V
1ms/div
LOAD TRANSIENT
(STEP-DOWN CONVERTER)
3.5V
3.1V
B
A
1A
0
3.3V
A. V
OUT
= 3.3V (PRESET), 200mV/div
B. I
= 10mA TO 1A, 500mA/div
V
IN
= 12V
相關(guān)PDF資料
PDF描述
MAX1865 Fixed-Point Digital Signal Processor 352-FCBGA
MAX1864UEEE xDSL/Cable Modem Triple/Quintuple Output Power Supplies
MAX1865UEEP xDSL/Cable Modem Triple/Quintuple Output Power Supplies
MAX1865TEEP xDSL/Cable Modem Triple/Quintuple Output Power Supplies
MAX1864TEEE xDSL/Cable Modem Triple/Quintuple Output Power Supplies
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1864TEEE 功能描述:電流和電力監(jiān)控器、調(diào)節(jié)器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Current Regulators 電源電壓-最大:48 V 電源電壓-最小:5.5 V 工作溫度范圍:- 40 C to + 150 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HPSO-8 封裝:Reel
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MAX1864TEEE-T 功能描述:電流和電力監(jiān)控器、調(diào)節(jié)器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Current Regulators 電源電壓-最大:48 V 電源電壓-最小:5.5 V 工作溫度范圍:- 40 C to + 150 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HPSO-8 封裝:Reel
MAX1864UEEE 功能描述:電流和電力監(jiān)控器、調(diào)節(jié)器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Current Regulators 電源電壓-最大:48 V 電源電壓-最小:5.5 V 工作溫度范圍:- 40 C to + 150 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HPSO-8 封裝:Reel