參數(shù)資料
型號： MAX1855EEG
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 穩(wěn)壓器
英文描述： Replaced by TMS320C6202B : Fixed-Point Digital Signal Processor 352-FCBGA
中文描述： SWITCHING CONTROLLER, 550 kHz SWITCHING FREQ-MAX, PDSO24
封裝： 0.150 INCH, 0.025 INCH PITCH, QSOP-24
文件頁數(shù)： 7/33頁
文件大小： 840K
代理商： MAX1855EEG
M
High-Speed, Adjustable, Synchronous Step-Down
Controllers with Integrated Voltage Positioning
_______________________________________________________________________________________
7
M
100
50
0.01
10.1
1
10
100
EFFICIENCY vs. LOAD CURRENT
(2.0V AT 300kHz)
60
LOAD CURRENT (A)
E
70
80
75
90
85
65
55
95
A1
C1
D1
A2
B2
C2
D2
MAX1854 ONLY
B1
M
100
B1
D1
D2
50
0.01
10.1
1
10
100
EFFICIENCY vs. LOAD CURRENT
(1.6V AT 300kHz)
60
LOAD CURRENT (A)
E
70
80
75
90
85
65
55
95
A1
C1
A2
B2
C2
SKIP MODE (SKIP = GND)
A1: V
BATT
= 4.5V
B1: V
BATT
= 7V
C1: V
BATT
= 15V
D1: V
BATT
= 24V
PWM MODE (SKIP = V
CC
)
A2: V
BATT
= 4.5V
B2: V
BATT
= 7V
C2: V
BATT
= 15V
D2: V
BATT
= 24V
100
50
0.01
0.1
1
10
100
EFFICIENCY vs.
LOAD CURRENT (1.3V AT 200kHz)
60
M
LOAD CURRENT (A)
E
70
80
75
90
85
65
55
95
CIRCUIT #2
L = 1.5
μ
H
D2
C2
A2
B2
C1
B1
A1
D1
100
50
0.01
0.1
1
10
100
EFFICIENCY vs.
LOAD CURRENT (1.3V AT 300kHz)
60
M
LOAD CURRENT (A)
E
70
80
75
90
85
65
55
95
CIRCUIT #2
L = 1.0
μ
H
C2
D2
A2
B2
D1
C1
B1
A1
100
50
0.01
0.1
1
10
100
EFFICIENCY vs.
LOAD CURRENT (1.3V AT 550kHz)
60
M
LOAD CURRENT (A)
E
70
80
75
90
85
65
55
95
D2
C2
D1
B2
A2
C1
B1
A1
CIRCUIT #2
L = 0.68
μ
H
100
50
0.01
0.1
1
10
100
EFFECTIVE EFFICIENCY vs.
LOAD CURRENT (1.3V AT 200kHz)
60
M
LOAD CURRENT (A)
E
70
80
75
90
85
65
55
95
CIRCUIT #2
L = 1.5
μ
H
D2
C2
B2
A2
A1
B1
C1
D1
100
50
0.01
0.1
1
10
100
EFFECTIVE EFFICIENCY vs.
LOAD CURRENT (1.3V AT 300kHz)
60
M
LOAD CURRENT (A)
E
70
80
75
90
85
65
55
95
D2
C2
B2
A2
C1
B1
A1
D1
CIRCUIT #2
L = 1.0
μ
H
100
50
0.01
0.1
1
10
100
EFFECTIVE EFFICIENCY vs.
LOAD CURRENT (1.3V AT 550kHz)
60
M
LOAD CURRENT (A)
E
70
80
75
90
85
65
55
95
D2
C2
B2
A2
C1
B1
A1
D1
CIRCUIT #2
L = 0.68
μ
H
Typical Operating Characteristics
(Circuit from Figure 1, components from Table 2, T
A
= +25
°
C, unless otherwise noted.)
相關(guān)PDF資料
PDF描述
MAX1854 High-Speed, Adjustable, Synchronous Step-Down Controllers with Integrated Voltage Positioning
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MAX1857 Replaced by TMS320C6202B : Fixed-Point Digital Signal Processor 352-FCBGA
MAX1858 Dual 180∑ Out-of-Phase Buck Controllers with Sequencing/Prebias Startup and POR
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1855EEG+ 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述:
MAX1855EEG-T 功能描述:DC/DC 開關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1855EVKIT 功能描述:DC/DC 開關(guān)控制器 Evaluation Kit for the MAX1716 MAX1854 MAX1855 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1856EUB 功能描述:電信線路管理 IC RoHS:否 制造商:STMicroelectronics 產(chǎn)品:PHY 接口類型:UART 電源電壓-最大:18 V 電源電壓-最小:8 V 電源電流:30 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VFQFPN-48 封裝:Tray
MAX1856EUB+ 功能描述:電信線路管理 IC Synchronizable PWM SLIC Power Supply RoHS:否 制造商:STMicroelectronics 產(chǎn)品:PHY 接口類型:UART 電源電壓-最大:18 V 電源電壓-最小:8 V 電源電流:30 mA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VFQFPN-48 封裝:Tray
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