参数资料
型号: MAX8759ETI+T
厂商: Maxim Integrated
文件页数: 6/32页
文件大小: 0K
描述: IC CNTRL CCFL BACKLIGHT 28TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: CCFL 控制器
频率: 30 ~ 80 kHz
电流 - 电源: 2.5mA
电源电压: 4.5 V ~ 28 V
工作温度: -40°C ~ 85°C
封装/外壳: 28-WFQFN 裸露焊盘
供应商设备封装: 28-TQFN-EP(5x5)
包装: 带卷 (TR)
Low-Cost, SMBus, CCFL Backlight Controller
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V BATT = 12V, V CC = V DD, T A = -40°C to +85°C .) (Note 1)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
PWMI Input Low Voltage
PWMI Input High Voltage
2.1
0.7
V
V
PWMI Input Frequency Range
PWMI duty cycle = 100%
5
98
50
kHz
PWMI Brightness Setting
ALS Full-Adjustment Range
VALS Output Voltage
VALS On-Resistance
Zero-Crossing Delay
Maximum Zero-Crossing Delay
DEL Disable Threshold
TFLT Charge Current
TFLT Trip Threshold
PWMI duty cycle = 50%
PWMI duty cycle = 0%
MAX8759 is enabled, 6V < V BATT < 28V,
I LOAD = 1mA
MAX8759 is enabled
V BATT = 9V, R THR = 100k ?
V BATT = 12V, R THR = 100k ?
V BATT = 16V, R THR = 100k ?
DEL rising
DEL falling
V ISEC < 1.25V and V IFB < 540mV; V FLT = 2V
V ISEC < 1.25V and V IFB > 660mV; V FLT = 2V
V ISEC > 1.25V and V IFB > 660mV; V FLT = 2V
Rising edge
48
9.7
0
5.10
0
1.50
3.2
3.9
0.8
-1.5
115
3.7
52
10.3
1.8
5.50
60
0.3
2.10
4.4
4.5
1.2
-0.8
155
4.3
%
V
V
?
μs
μs
V
μA
V
SDA, SCL, Input Low Voltage
SDA, SCL, Input High Voltage
2.1
0.7
V
V
SDA Output Low-Sink Current
V SDA = 0.4V
4
mA
SMBus Frequency
10
100
kHz
SMBus Free Time
SCL Serial Clock High Period
SCL Serial Clock Low Period
START Condition Setup Time
START Condition Hold Time
STOP Condition Setup Time from SCL
SDA Valid to SCL Rising-Edge Setup Time,
Slave Clocking in Data
SCL Falling Edge to SDA Transition
SCL Falling Edge to SDA Valid,
Reading Out Data
t BUF
t HIGH
t LOW
t SU:STA
t HD:STA
t SU:STO
t SU:DAT
t HD:DAT
t DV
4.7
4
4.7
4.7
4
4
250
0
200
μs
μs
μs
μs
μs
μs
ns
ns
ns
Note 1: Specifications to -40°C are guaranteed by design, not production tested.
6
_______________________________________________________________________________________
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