參數(shù)資料
型號： P95020NQG8
廠商： INTEGRATED DEVICE TECHNOLOGY INC
元件分類： 電源管理
英文描述： 2-CHANNEL POWER SUPPLY MANAGEMENT CKT, QCC132
封裝： 10 X 10 MM, 0.85 MM HEIGHT, QFN-132
文件頁數(shù)： 4/169頁
文件大?。?/td> 4297K
代理商： P95020NQG8
IDTP95020
Product Datasheet
September 2, 2011 Revision 1.3 Final
101
2011 Integrated Device Technology, Inc.
Table 159. Register 0xA086 (0x86) IOUT Current Settings for Bits [4:0], Half Scale and Full Scale
BIT
SETTING
CURRENT (mA)
BIT
SETTING
CURRENT (mA)
BIT
SETTING
CURRENT (mA)
HALF
FULL
HALF
FULL
HALF
FULL
00000
0.39
0.78
01011
4.69
9.38
10110
8.98
17.97
00001
0.78
1.56
01100
5.08
10.16
10111
9.38
18.75
00010
1.17
2.34
01101
5.47
10.94
11000
9.77
19.53
00011
1.56
3.13
01110
5.86
11.72
11001
10.16
20.31
00100
1.95
3.91
01111
6.25
12.50
11010
10.55
21.09
00101
2.34
4.69
10000
6.64
13.28
11011
10.94
21.88
00110
2.73
5.47
10001
7.03
14.06
11100
11.33
22.66
00111
3.13
6.25
10010
7.42
14.84
11101
11.72
23.44
01000
3.52
7.03
10011
7.81
15.63
11110
12.11
24.22
01001
3.91
7.81
10100
8.20
16.41
11111
12.50
25.00
01010
4.30
8.59
10101
8.59
17.19
Note: Current Output contains an initial offset of 0.39 mA for Half Scale or 0.78 mA for Full Scale.
Control Register
This Register contains clock select settings
IC Address = Page-0: 135(0x87), C Address = 0xA087
Table 160. LED Boost Control Register
BIT
BIT NAME
DEFAULT
SETTING
USER
TYPE
VALUE
DESCRIPTION / COMMENTS
0
RESERVED
0b
RW
RESERVED
1
LED_BOOST_CLK_SEL 1b
RW
1 = 1.0 MHz
0 = 0.5 MHz
Clock Frequency
[3:2] RESERVED
00b
RW
RESERVED
[5:4] RESERVED
N/A
R
RESERVED
[7:6] RESERVED
00b
RW
RESERVED
LED Boost – Enable / Disable
There are two methods of disabling the LED_BOOST Converter: the Global Enable bit and the local ENABLE bit (Output
Current Register, Bit 7). Table 161 shows the interoperation of the two methods.
Table 161. Interoperability of Enabling/disabling Methods vs. Loading Default Values
INTERNAL
POR
GLOBAL
ENABLE
ON/OFF
STATUS
REGISTER VALUE STATUS
0
X
0
OFF
PREVIOUS SETTINGS
0
X
OFF
PREVIOUS SETTINGS
0
1
ON
PREVIOUS SETTINGS
1
X
OFF
LOAD DEFAULT VALUES
相關PDF資料
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P95020ZNQGI8 2-CHANNEL POWER SUPPLY MANAGEMENT CKT, QCC132
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