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参数资料
| 型号： | MAX1855EEG |
| 厂商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分类： | 稳压器 |
| 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 |
| 封装： | 0.150 INCH, 0.025 INCH PITCH, QSOP-24 |
| 文件页数： | 7/33页 |
| 文件大小： | 840K |
| 代理商： | MAX1855EEG |
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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.)
相关PDF资料 |
PDF描述 |
|---|---|
| MAX1854 | High-Speed, Adjustable, Synchronous Step-Down Controllers with Integrated Voltage Positioning |
| MAX1857EUA47 | 500mA, Low-Dropout, Ripple-Rejecting LDO in MAX |
| 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 |
| MAX1858EEG | Dual 180∑ Out-of-Phase PWM Step-Down Controller with Power Sequencing and POR |
相关代理商/技术参数 |
参数描述 |
|---|---|
| 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 开关控制器 RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| MAX1855EVKIT | 功能描述:DC/DC 开关控制器 Evaluation Kit for the MAX1716 MAX1854 MAX1855 RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| MAX1856EUB | 功能描述:电信线路管理 IC RoHS:否 制造商:STMicroelectronics 产品:PHY 接口类型:UART 电源电压-最大:18 V 电源电压-最小:8 V 电源电流:30 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 安装风格:SMD/SMT 封装 / 箱体:VFQFPN-48 封装:Tray |
| MAX1856EUB+ | 功能描述:电信线路管理 IC Synchronizable PWM SLIC Power Supply RoHS:否 制造商:STMicroelectronics 产品:PHY 接口类型:UART 电源电压-最大:18 V 电源电压-最小:8 V 电源电流:30 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 安装风格:SMD/SMT 封装 / 箱体:VFQFPN-48 封装:Tray |
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