参数资料
型号: MAX1518BETJ+
厂商: Maxim Integrated Products
文件页数: 3/25页
文件大小: 0K
描述: IC DC-DC CONV TFT-LCD 32-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 60
应用: 转换器,TFT,LCD
输入电压: 2.6 V ~ 6.5 V
输出数: 1
输出电压: 2.6 V ~ 13 V
工作温度: -40°C ~ 100°C
安装类型: 表面贴装
封装/外壳: 32-WFQFN 裸露焊盘
供应商设备封装: 32-TQFN-EP(5x5)
包装: 管件
TFT-LCD DC-DC Converter with
Operational Amplifiers
ELECTRICAL CHARACTERISTICS (continued)
(V IN = 3V, V SUP = 8V, PGND = AGND = BGND = 0, I REF = 25μA, T A = 0°C to +85°C . Typical values are at T A = +25°C, unless other-
wise noted.)
PARAMETER
LX On-Resistance
LX Leakage Current
LX Current Limit
Current-Sense
Transconductance
SYMBOL
R LX(ON)
I LX
I LIM
CONDITIONS
V LX = 13V
V FB = 1V, duty cycle = 65%
MIN
2.5
3.0
TYP
160
0.02
3.0
3.8
MAX
250
40
3.5
5.0
UNITS
m ?
μA
A
S
Soft-Start Period
Soft-Start Step Size
t SS
14
I LIM / 8
ms
A
OPERATIONAL AMPLIFIERS
SUP Supply Range
V SUP
4.5
13.0
V
SUP Supply Current
Input Offset Voltage
Input Bias Current
Input Common-Mode Range
Common-Mode Rejection Ratio
I SUP
V OS
I BIAS
V CM
CMRR
Buffer configuration, V POS _ = 4V, no load
(V NEG _, V POS _, V OUT _) ? V SUP / 2,
T A = +25 ° C
(V NEG _ , V POS _, V OUT _) ? V SUP / 2
0 ≤ (V NEG _, V POS _) ≤ V SUP
0
45
2.4
0
+1
3.8
12
± 50
V SUP
mA
mV
nA
V
dB
Open-Loop Gain
125
dB
I OUT _ = 100μA
V SUP -
15
V SUP -
3
Output Voltage Swing, High
V OH
I OUT _ = 5mA
V SUP -
150
V SUP -
80
mV
Output Voltage Swing, Low
Short-Circuit Current
Output Source and Sink Current
Power-Supply Rejection Ratio
V OL
PSRR
I OUT _ = -100μA
I OUT _ = -5mA
To V SUP / 2, source or sink
(V NEG _ , V POS _, V OUT _) ? V SUP / 2,
| ? V OS | < 10mV (| ? V OS | < 30mV for OUT3)
DC, 6V ≤ V SUP ≤ 13V,
(V NEG _, V POS _) ? V SUP /2
50
40
60
2
80
150
15
150
mV
mA
mA
dB
Slew Rate
13
V/μs
-3dB Bandwidth
R L = 10k ? , C L = 10pF, buffer configuration
12
MHz
Gain-Bandwidth Product
GBW
Buffer configuration
8
MHz
GATE-ON LINEAR-REGULATOR CONTROLLER
FBP Regulation Voltage
FBP Fault Trip Level
FBP Input Bias Current
FBP Effective Load-Regulation
Error (Transconductance)
V FBP
I FBP
I DRVP = 100μA
V FBP falling
V FBP = 1.4V
V DRVP = 10V, I DRVP = 50μA to 1mA
1.231
0.96
-50
1.250
1.00
-0.7
1.269
1.04
+50
-1.5
V
V
nA
%
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3
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