参数资料
型号: TPS65181RGZR
厂商: TEXAS INSTRUMENTS INC
元件分类: 电源管理
英文描述: POWER SUPPLY MANAGEMENT CKT, PQCC48
封装: 7 X 7 MM, 0.90 MM HEIGHT, GREEN, PLASTIC, VQFN-48
文件页数: 19/41页
文件大小: 892K
代理商: TPS65181RGZR
SLVSA76F
– MARCH 2010 – REVISED FEBRUARY 2011
POSITIVE VOLTAGE RAIL ADJUSTMENT (VP_ADJUST)
Address
– 0x02h
DATA BIT
D7
D6
D5
D4
D3
D2
D1
D0
FIELD NAME
Not used
VDDH_SET[2:0]
not used
VPOS_SET[2:0]
READ/WRITE
R
R/W
R
R/W
RESET VALUE
0
1
0
1
FIELD NAME
BIT DEFINITION(1)
Not used
N/A
VDDH voltage setting
000
– VDDH increase by 10%
001
– VDDH increase by 5%
010
– Nominal
VDDH_SET[2:0]
011
– VDDH decrease by 5%
100
– VDDH decrease by 10%
101
– Reserved
110
– Reserved
111
– Reserved
Not used
N/A
VPOS voltage setting
000 : |VNEG| - 0.75 V
001 : |VNEG| - 0.5 V
010 : |VNEG| - 0.25 V
011 : |VNEG|
100 : |VNEG| + 0.25 V
VPOS_SET[2:0]
101 : |VNEG| + 0.5 V
110 : |VNEG| + 0.75 V
111
– Reserved
NOTE: For proper tracking of the VPOS and VNEG supply these bits must remain set at their default
value of 011b. VPOS will track VNEG automatically when VNEG_SET[2:0] bits of VN_ADJUST
register are changed.
(1)
VDDH will be decreased from set value defined by resistor divider. Decreased VDDH value should be within spec range.
26
2010–2011, Texas Instruments Incorporated
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