参数资料
型号: ADP8863ACPZ-R7
厂商: Analog Devices Inc
文件页数: 4/52页
文件大小: 0K
描述: IC LED DRVR WHIT BCKLGT 20-WLCSP
标准包装: 1
拓扑: 切换式电容器(充电泵)
输出数: 7
内部驱动器:
类型 - 主要: 背光,LED 闪烁器
类型 - 次要: RGB,白色 LED
频率: 800kHz ~ 1.32MHz
电源电压: 2.5 V ~ 5.5 V
输出电压: 4.3 V ~ 5.5 V
安装类型: 表面贴装
封装/外壳: 20-UFBGA,WLCSP
供应商设备封装: 20-WLCSP
包装: 标准包装
工作温度: -40°C ~ 85°C
其它名称: ADP8863ACPZ-R7DKR
ADP8863
Parameter
Symbol
Test Conditions/Comments
Min
Typ
Max
Unit
FAULT PROTECTION
Start-Up Charging Current Source
I SS
V IN = 3.6 V, V OUT = 0.8 × V IN
2.5
3.75
5.5
mA
Output Voltage Threshold
V OUT
Exit Soft Start
Short-Circuit Protection
V OUT(START)
V OUT(SC)
V OUT rising
V OUT falling
0.92 × V IN
0.55 × V IN
V
V
Output Overvoltage Protection
V OVP
Activation Level
5.8
V
OVP Recovery Hysteresis
V OVP(HYS)
500
mV
Thermal Shutdown
Threshold
Hysteresis
TSD
TSD (HYS)
150
20
°C
°C
Isolation from Input to Output
I OUTLKG
V IN = 5.5 V, V OUT = 0 V, Bit nSTBY = 0
1.5
μA
During Fault
Time to Validate a Fault
t FAULT
2
μs
I 2 C INTERFACE
Operating V DDIO Voltage
V DDIO
5.5
V
Logic Low Input 2
Logic High Input 3
V IL
V IH
V IN = 3.6 V
V IN = 3.6 V
1.30
0.6
V
V
I 2 C TIMING SPECIFICATIONS
Guaranteed by design
Delay from Reset Deassertion to
t RESET
20
μs
I 2 C Access
SCL Frequency
SCL High Time
SCL Low Time
f SCL
t HIGH
t LOW
0.6
1.3
400
kHz
μs
μs
Setup Time
Data
Repeated Start
Stop Condition
t SU, DAT
t SU, STA
t SU, STO
100
0.6
0.6
ns
μs
μs
Hold Time
Data
Start/Repeated Start
Bus Free Time (Stop and Start
t HD, DAT
t HD, STA
t BUF
0
0.6
1.3
0.9
μs
μs
μs
Conditions)
Rise Time (SCL and SDA)
Fall Time (SCL and SDA)
Pulse Width of Suppressed Spike
Capacitive Load per Bus Line
t R
t F
t SP
C B
20 + 0.1 C B
20 + 0.1 C B
0
300
300
50
400
ns
ns
ns
pF
1
2
3
Current source matching is calculated by dividing the difference between the maximum and minimum current from the sum of the maximum and minimum.
V IL is a function of the input voltage. See Figure 16 in the Typical Performance Characteristics section for typical values over operating ranges.
V IH is a function of the input voltage. See Figure 16 in the Typical Performance Characteristics section for typical values over operating ranges.
I 2 C TIMING DIAGRAM
SDA
t LOW
t R
t SU, DAT
t F
t F
t HD, STA
t SP
t R
t BUF
SCL
S
t HD, DAT
t HIGH
t SU, STA
Sr
t SU, STO
P
S
S = START CONDITION
Sr = REPEATED START CONDITION
P = STOP CONDITION
Figure 2. I 2 C Interface Timing Diagram
Rev. A | Page 4 of 52
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