参数资料
型号: MAX1889ETE+T
厂商: Maxim Integrated Products
文件页数: 3/32页
文件大小: 0K
描述: IC PWR SUP TRPL LCD 16-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
应用: 控制器,TFT LCD
输入电压: 2.7 V ~ 5.5 V
输出数: 3
输出电压: 2.7 V ~ 13 V
工作温度: 0°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-WQFN 裸露焊盘
供应商设备封装: 16-TQFN-EP(5x5)
包装: 带卷 (TR)
Triple-Output TFT LCD Power Supply
with Fault Protection
ELECTRICAL CHARACTERISTICS (continued)
(V IN = 3V, SHDN = IN, C REF = 0.22μF, PGND = GND, T A = 0 ° C to +85 ° C . Typical values are at T A = +25 ° C, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
FBP Line Regulation
Bandwidth
I DRVP = 0.2mA, V IN = 2.7V to 5.5V
(Note 3)
200
1
mV
kHz
DRVP Sink Current
I DRVP
V FBP = 1.1V, V DRVP = 10V
5
mA
DRVP Off-Leakage Current
V FBP = 1.1V, V DRVP = 28V
0.1
10
μA
NEGATIVE LINEAR-REGULATOR CONTROLLER
FBN Regulation Voltage
FBN Fault Trip Level
FBN Input Bias Current
V FBN
I FBN
I DRVN = 0.2mA
V FBN rising
V FBN = 0V
95
325
-50
125
400
155
475
+50
mV
mV
nA
FBN Effective Transconductance
FBN Line Regulation
Bandwidth
V DRVN = -10V, I DRVN = 0.1mA to 2mA
I DRVN = 0.2mA, V IN = 2.7V to 5.5V
(Note 2)
75
200
1
mS
mV
kHz
DRVN Sink Current
I DRVN
V FBN = 200mV, V DRVN = -10V
5
mA
DRVN Off-Leakage Current
V FBP = -0.1V, V DRVN = -20V
0.1
10
μA
LOGIC SIGNAL ( SHDN )
Input Low Voltage
Input High Voltage
100mV typical hysteresis, V IN = 2.7V to 5.5V
V IN = 2.7V to 5.5V
1.6
0.4
V
V
Input Current
I SHDN
0.01
1
μA
LOGIC SIGNAL (FREQ)
Input Low Voltage
Input High Voltage
0.15 x V IN typical hysteresis
0.7 x
V IN
0.3 x
V IN
V
V
Input Current
I FREQ
0.01
1
μA
OVERCURRENT COMPARATOR
Input Offset Voltage
-5
+5
mV
Input Bias Current
OCN, OCP Input
Common-Mode Range
I OCN ,
I OCP
V OCN = V OCP = V IN
-50
1.5
+50
0.8 x
V IN
nA
V
FAULT TIMER AND GATE DRIVER
Fault Timer Period
t FAULT
V FREQ = 0V, 32768/f OSC
V FREQ = V IN , 65536/f OSC
64
64
ms
GATE Output Sink Current
During Slew
I GATE
V GATE = 1.5V, during turn-on transition
6
12
18
μA
GATE Output
Pulldown Resistance
GATE Output Pullup Resistance
V GATE < 0.5V
200
200
?
?
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