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参数资料
| 型号： | MAX1816 |
| 厂商： | Maxim Integrated Products, Inc. |
| 元件分类： | 数字信号处理 |
| 英文描述： | Replaced by TMS320VC5506 : Digital Signal Processors 144-LQFP |
| 中文描述： | 双路、降压型控制器及线性稳压控制器，用于笔记本电脑 |
| 文件页数： | 9/49页 |
| 文件大小： | 983K |
| 代理商： | MAX1816 |
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M
Dual Step-Down Controllers Plus Linear-
Regulator Controller for Notebook Computers
_______________________________________________________________________________________
9
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V+ = 15V, V
OUT1
= 1.20V, V
OUT2
= 2.50V, V
CC
= V
DD
= 5.0V, V
SKP1/
SDN
= V
SKP2/
SDN
= V
LIN/
SDN
= 5.0V,
T
A
= -40
°
C to +100
°
C
, unless otherwise noted.) (Note 6)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Partial Shutdown Supply Current
(Linear Regulator On Only)
V
SKP1/
SDN
= 0V, V
SKP2/
SDN
= 0V, V
LIN/
SDN
= 5V;
measured at V
CC
, with FBS and LINFB forced above the
no-load regulation point
750
μA
Partial Shutdown Supply Current
(BUCK1 and Linear Regulator)
V
SKP1/
SDN
= 5V, V
SKP2/
SDN
= 0V, V
LIN/
SDN
= 5V;
measured at V
CC
, with FBS and LINFB forced above the
no-load regulation point
V
SKP1/
SDN
= 0V, V
SKP2/
SDN
= 5V, V
LIN/
SDN
= 0V;
measured at V
CC
, with OUT2 and FB2 forced above the
regulation point
Measured at V
DD
, with FBS, OUT2, and FB2 forced above
the no-load regulation point, T
A
= -40
°
C to +85
°
C
Measured at V+
V
SKP1/
SDN
= 0V, V
SKP2/
SDN
= 0V, and V
LIN/
SDN
= 0V,
T
A
= -40
°
C to +85
°
C
V
SKP1/
SDN
= 0V, V
SKP2/
SDN
= 0V, and V
LIN/
SDN
= 0V,
T
A
= -40
°
C to +85
°
C
V
SKP1/
SDN
= V
SKP2/
SDN
= 0V, measured at V+, with
V
CC
= V
DD
= 0V or 5V, T
A
= -40
°
C to +85
°
C
V
CC
= 4.5V to 5.5V, I
REF
= 50μA sourcing
I
REF
= 0 to 50μA
I
REF
= 50μA to 100μA
REF in regulation
3400
μA
Partial Shutdown Supply Current
(BUCK2 Only)
1400
μA
Quiescent Supply Current (V
DD
)
5
μA
Quiescent Battery Current
40
μA
Shutdown Supply Current (V
CC
)
10
μA
Shutdown Supply Current (V
DD
)
5
μA
Shutdown Battery Current
5
μA
Reference Voltage
1.98
0
0
10
V
CC
-
1.5
2.02
7
7
V
CC
-
0.5
V
Reference Load Regulation
mV
Reference Sink Current
OVPSET Disable Mode Threshold
Voltage at OVPSET above which the OVP functions are
disabled for BUCK1 and BUCK2
OVPSET Default Mode Threshold
for BUCK1
set to their default values
μA
V
Voltage at OVPSET below which the OVP thresholds are
0.4
0.6
V
MAX1816
MAX1994
MAX1816
MAX1994
MAX1816
MAX1994
1.95
2.20
0.95
1.075
1.95
2.20
2.05
2.30
1.05
1.175
2.05
2.30
Overvoltage Trip Threshold for
BUCK1 (Fixed OVP Threshold)
OVPSET = GND,
measured at FBS
V
V
OVPSET
= 1.0V,
measured at FBS
Overvoltage Trip Threshold for
BUCK1 (Adjustable Threshold)
V
OVPSET
= 2.0V,
measured at FBS
V
Overvoltage Trip Threshold for
BUCK2
Output Undervoltage Protection
Threshold
Measured at OUT2 (or FB2 if external feedback is used)
113
117
%
With respect to unloaded output voltage FBS and OUT2
(FB2 in external feedback)
65
75
%
相关PDF资料 |
PDF描述 |
|---|---|
| MAX1816ETM | Replaced by TMS320VC5506 : Digital Signal Processors 144-LQFP |
| MAX199AEWI | Fixed-Point Digital Signal Processor 532-FCBGA |
| MAX199AMYI | Circular Connector; No. of Contacts:18; Series:MS27505; Body Material:Aluminum; Connecting Termination:Crimp; Connector Shell Size:15; Circular Contact Gender:Socket; Circular Shell Style:Box Mount Receptacle RoHS Compliant: No |
| MAX199ACAI | Multi-Range (【4V, 【2V, +4V, +2V), +5V Supply, 12-Bit DAS with 8+4 Bus Interface |
| MAX199AENI | Multi-Range (【4V, 【2V, +4V, +2V), +5V Supply, 12-Bit DAS with 8+4 Bus Interface |
相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX1816ETM | 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 |
| MAX1816ETM+ | 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 |
| MAX1816ETM+T | 功能描述:DC/DC 开关控制器 NULL 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 |
| MAX1816ETM-T | 功能描述:DC/DC 开关控制器 NULL 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 |
| MAX1816XR31+ | 制造商:Maxim Integrated Products 功能描述: |
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