参数资料
型号: MAX8798EVCMAXQU+
厂商: Maxim Integrated Products
文件页数: 4/31页
文件大小: 0K
描述: KIT EVAL FOR MAX8798
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
主要目的: 特殊用途 DC/DC,LCD 电源
输出及类型: 4,非隔离
功率 - 输出: 3.56W
输出电压: 8V,3.2V,21V,-13V
电流 - 输出: 300mA,150mA,20mA,20mA
输入电压: 1.8 ~ 6 V
稳压器拓扑结构: 升压
频率 - 开关: 1.2MHz
板类型: 完全填充
已供物品: 2 板,CD
已用 IC / 零件: MAX8798
Internal-Switch Boost Regulator with
Integrated 3-Channel Scan Driver for TFT LCDs
ELECTRICAL CHARACTERISTICS (continued)
(V IN = V DD = V SHDN = +3V, circuit of Figure 2, V BOOST = 8V, V GON = 23V, V GOFF = -12V, V POS = 0, V NEG = 1.5V, V OE = V CPV =
V STV = V OECON = 0, T A = 0°C to +85°C , unless otherwise noted. Typical values are at T A = +25°C.)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
2-WIRE INTERFACE
Logic-Input Low Voltage (V IL )
Logic-Input High Voltage (V IH )
WPP Logic-Output Low Voltage
WPP Logic-Output High Voltage
SDA, SCL, WPN, V DD = 3V
SDA, SCL, WPN, V DD = 3V
I WPP = 1mA
I WPP = 1mA
0.7 x
V DD
V DD -
0.1
0.3 x
V DD
+0.1
V
V
V
V
SDA Logic-Output Low Sink Current SDA forced to 3.3V
6
mA
Logic Input Current
SDA, SCL, SCL_S,WPN to VDD or GND
-1
+1
μA
Input Capacitance
SCL Frequency (f CLK )
SCL High Time (t CLH )
SCL Low Time (t CLL )
SDA, SCL, SCL_S
DC
600
1300
5
500
pF
kHz
ns
ns
SDA, SCL, SCLS Rise Time (t R )
SDA, SCL, SCLS Fall Time (t F )
START Condition Hold Time
(t HDSTT )
START Condition Setup Time
(t SVSTT )
Data Input Hold Time (t HDDAT )
Data Input Setup Time (t SUDAT )
STOP Condition Setup Time
(t SVSTP )
Bus Free Time (t UF )
Input Filter Spike Suppression (t SP )
C BUS = total capacitance of bus line in pF
C BUS = total capacitance of bus line in pF
10% of SDA to 90% of SCL
SDA, SCL (Note 5)
20 + 10
x C BUS
20 + 10
x C BUS
600
600
0
150
600
1300
300
300
250
ns
ns
ns
ns
ns
ns
ns
ns
ns
SCL-SCLS Switch Resistance
WPN = GND
WPN = VDD
1
20
50
M
HIGH-VOLTAGE SCAN DRIVER
GON Input Voltage Range
GOFF Input Voltage Range
GON to GOFF
V GON - V GOFF
12
-25
45
-2
65
V
V
V
GON Supply Current
GOFF Supply Current
STV, CPV, OE, OECON = AGND
STV, CPV, OE, OECON = AGND
250
100
350
200
μA
μA
Output-Voltage Low
CKV, CKVB, STVP,
-5mA output current
V GOFF
+ 0.2
V GOFF
+ 0.05
V
Output-Voltage High
Propagation Delay Between OE
Rising Edge and CKV/CKVB Edge
CKV, CKVB, STVP,
5mA output current
V CPV = 0, V STV = 0, C LOAD = 4.7nF, 50
V GON
- 0.05
250
V GON
- 0.2
450
V
ns
4
_______________________________________________________________________________________
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