参数资料
型号: MAX8795AGCJ+T
厂商: Maxim Integrated Products
文件页数: 8/31页
文件大小: 0K
描述: IC CONV DC-DC TFT-LCD 32LQFP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,000
应用: 转换器,TFT,LCD
输入电压: 2.5 V ~ 6 V
输出数: 8
输出电压: 2.5 V ~ 18 V
工作温度: -40°C ~ 105°C
安装类型: 表面贴装
封装/外壳: 32-LQFP
供应商设备封装: 32-LQFP(7x7)
包装: 带卷 (TR)
TFT-LCD DC-DC Converter with
Operational Amplifiers
ELECTRICAL CHARACTERISTICS (continued)
(V IN = 3V, V MAIN = V SUP = 14V, V PGND = V AGND = V BGND = 0V, I REF = 25μA, T A = 0°C to +105°C . Typical values are at T A = +25°C,
unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
GATE-ON LINEAR-REGULATOR CONTROLLER
FBP Regulation Voltage
FBP Fault Trip Level
FBP Input Bias Current
FBP Effective Load-Regulation
Error (Transconductance)
FBP Line (IN) Regulation Error
DRVP Sink Current
DRVP Off-Leakage Current
V FBP
I FBP
I DRVP
I DRVP = 100μA
V FBP falling
V FBP = 1.25V
V DRVP = 10V, I DRVP = 50μA to 1mA
I DRVP = 100μA, 2.5V < V IN < 6V
V FBP = 1.1V, V DRVP = 10V
V FBP = 1.4V, V DRVP = 34V
1.231
0.96
-50
1
1.250
1.00
-0.7
±1
5
0.01
1.269
1.04
+50
-1.5
±10
10
V
V
nA
%
mV
mA
μA
Soft-Start Period
Soft-Start Step Size
t SS
14
V REF /
128
ms
V
GATE-OFF LINEAR-REGULATOR CONTROLLER
FBN Regulation Voltage
FBN Fault Trip Level
FBN Input Bias Current
FBN Effective Load-Regulation
Error (Transconductance)
FBN Line (IN) Regulation Error
DRVN Source Current
DRVN Off-Leakage Current
V FBN
I FBN
I DRVN
I DRVN = 100μA, V REF - V FBN
V FBN rising
V FBN = 0.25V
V DRVN = -10V, I DRVN = 50μA to 1mA
I DRVN = 0.1mA, 2.5V < V IN < 6V
V FBN = 300mV, V DRVN = -10V
V FBN = 0V, V DRVN = -25V
0.984
340
-50
1
1
420
11
±0.7
5
-0.01
1.015
510
+50
25
±5
-10
V
mV
nA
mV
mV
mA
μA
Soft-Start Period
t SS
14
ms
(V REF -
Soft-Start Step Size
V FBN ) /
V
128
POSITIVE GATE-DRIVER TIMING AND CONTROL SWITCHES
DEL Capacitor Charge Current
DEL Turn-On Threshold
V TH(DEL)
During startup, V DEL = 1V
4
1.19
5
1.25
6
1.31
μA
V
DEL Discharge Switch
On-Resistance
CTL Input Low Voltage
CTL Input High Voltage
During UVLO, V IN = 2.0V
V IN = 2.5V to 5.5V
V IN = 2.5V to 5.5V
2
20
0.6
?
V
V
CTL Input Leakage Current
CTL-to-SRC Propagation Delay
SRC Input Voltage Range
CTL = AGND or IN
-1
100
+1
36
μA
ns
V
SRC Input Current
SRC-to-COM Switch On-Resistance
DRN-to-COM Switch On-Resistance
I SRC
R SRC(ON)
R DRN(ON)
V DEL = 1.5V, CTL = IN
V DEL = 1.5V, CTL = AGND
V DEL = 1.5V, CTL = IN
V DEL = 1.5V, CTL = AGND
200
115
5
30
300
200
12
70
μA
?
?
8
_______________________________________________________________________________________
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