參數(shù)資料
型號： PTPS659109A1RSL
廠商： TEXAS INSTRUMENTS INC
元件分類： 電源管理
英文描述： POWER SUPPLY SUPPORT CKT, PQCC48
封裝： 6 X 6 MM, 1 MM HEIGHT, GREEN, PLASTIC,VQFN-48
文件頁數(shù)： 45/89頁
文件大?。?/td> 941K
代理商： PTPS659109A1RSL
PRODUCTPREVIEW
www.ti.com
SWCS046C – MARCH 2010 – REVISED JUNE 2010
RECOMMENDED OPERATING CONDITIONS (continued)
over operating free-air temperature range (unless otherwise noted)
Lists of the recommended operating maximum ratings for the TPS65910 device are given below.
PARAMETER
TEST CONDITIONS
MIN
NOM
MAX
UNIT
VMMC LDO
Input capacitor CI(VCC4)
X5R or X7R dielectric
4.7
F
Filtering capacitor CO(VMMC)
0.8
2.2
2.64
F
CO filtering capacitor ESR
0
500
m
Ω
VAUX33 LDO
Filtering capacitor CO(VAUX33)
0.8
2.2
2.64
F
CO filtering capacitor ESR
0
500
m
Ω
VAUX1 LDO
Input capacitor CI(VCC3)
X5R or X7R dielectric
4.7
F
Filtering capacitor CO(VAUX1)
0.8
2.2
2.64
F
CO filtering capacitor ESR
0
500
m
Ω
VAUX2 LDO
Filtering capacitor CO(VAUX2)
0.8
2.2
2.64
F
CO filtering capacitor ESR
0
500
m
Ω
VRTC LDO
Input capacitor CI(VCC7)
X5R or X7R dielectric
4.7
F
Filtering capacitor CO(VRTC)
0.8
2.2
2.64
F
CO filtering capacitor ESR
0
500
m
Ω
VDD3 SMPS
Input capacitor CI(VDD3)
X5R or X7R dielectric
4.7
Filter capacitor CO(VDD3)
X5R or X7R dielectric
4
10
12
F
CO filter capacitor ESR
f = 1 MHz
10
300
m
Ω
Inductor LO(VDD3)
2.8
4.7
6.6
H
LO inductor DC resistor DCRL
50
500
m
Ω
Backup Battery
Backup battery capacitor CBB
5
10
2000
mF
Series resistors
5 to 15 mF
10
1500
Ω
I2C Interfaces
SDA_SDI, SCL_SCK, SDASR_EN2,
Connected to VDDIO
1.2
k
Ω
SCLSR_EN1 external pull-up resistor
Crystal Oscillator (connected from OSC32KIN to OSC32KOUT)
Crystal frequency
@ specified load cap value
32.768
kHz
Crystal tolerance
@ 27°C
–20
0
20
ppm
Oscillator contribution (not including crystal
Frequency Temperature coefficient.
–0.5
0.5
ppm/°C
variation)
Secondary temperature coefficient
–0.04
–0.035
–0.03
ppm/°C2
Voltage coefficient
–2
2
ppm/V
Max crystal series resistor
@ Fundamental frequency
90
k
Ω
Crystal load capacitor
According to crystal data sheet
6
12.5
pF
Load crystal oscillator Coscin
parallel mode Including parasitic PCB capacitor
12
25
pF
,Coscout
Quality factor
8000
80000
Copyright 2010, Texas Instruments Incorporated
5
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