參數(shù)資料
型號： TPS65810RTQ
廠商： TEXAS INSTRUMENTS INC
元件分類： 電源管理
英文描述： 9-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC56
封裝： 8 X 8 MM, ROHS COMPLIANT, PLASTIC, QFN-56
文件頁數(shù)： 6/99頁
文件大?。?/td> 2128K
代理商： TPS65810RTQ
www.ti.com
ELECTRICAL CHARACTERISTICS – SWITCHED MODE SM2 STEP DOWN CONVERTER
ELECTRICAL CHARACTERISTICS – GPIOs
SLVS658B – MARCH 2006 – REVISED FEBRUARY 2007
Over recommended operating conditions (typical values at TJ = 25°C), VO(SM1) = 1.24 V, application circuit Figure 3 (unless
otherwise noted).
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
IQ(SM2) = I(VIN_ SM2), no output load, not
10
switching
IQ(SM2)
Quiescent current for SM2
A
SM2 OFF, set via I2C
0.1
Vin = 4.2 v, Vout = 1.24 V (TPS65810)
600
IO(SM2)
Output current range
mA
Vin = 4.2 v, Vout = 1.24 V (TPS65811)
750
Available output voltages:
Output voltage, selectable via I2C, standby OFF
VO(SM2)TYP = 1 V to 3.4 V,
adjustable in 80-mV steps
V
Available output voltages:
VO(SM2) = VSBY(SM2), Output voltage range,
VSBY(SM2) = 1 V to 3.4 V,
Standby ON
adjustable in 80-mV steps
Total accuracy, VO(SM2)TYP = VSM2(SBY) = 1.8 V,
VO(SM2)
Output voltage
V(VIN_SM2) = greater of [3.0 V or (VO(SM2) + 0.3
–3%
3%
V)]
to 4.7 V; 0 mA
≤ IO(SM2) ≤ 600 mA
Line regulation, V(VIN_SM2) = greater of
%/V
[3 V or (VO(SM2) + 0.3 V)]
0.027
to 4.7 V; 0 mA
≤ IO(SM2) ≤ 600 mA
Load regulation, V(VIN_SM2) = 4.7 V,
0.139
%/A
IO(SM2): 60 mA → 540 mA
P-channel MOSFET
RDSON(PSM2)
V(VIN_SM2) = 3.6 V, 100% duty cycle set
310
500
m
on-resistance
ILKG(PSM2)
P-channel leakage current
0.1
A
N-channel MOSFET
RDSON(NSM2)
V(VIN_SM2) = 3.6 V, 0% duty cycle set
220
330
m
on-resistance
ILKG(PSM2)
N-channel leakage current
5
A
3 V < V(VIN_SM2) < 4.7 V (TPS65810)
900
1050
1200
ILIM(SM2)
P- and N-channel current limit
mA
3 V < V(VIN_SM2) < 4.7 V (TPS65811)
1000
1200
1400
fS(SM2)
Oscillator frequency
PWM mode set
1.3
1.5
1.7
MHz
V(VIN_SM2) = 4.2 V, IO(SM2) = 300 mA,
EFF(SM2)
Efficiency
90%
VO(SM2) = 3 V
Converter OFF
→ON, VO(SM2) : 5% → 95% of
tSS(SM2)
Soft start ramp time
750
s
target value
tDLY(SM2)
Converter turn-on delay
GPIO2 pin programmed as SM2 converter
170
s
enable control. Measured from V(GPIO2): LO
→
HI
Over recommended operating conditions (typical values at TJ = 25°C), application circuit as in Figure 3 (unless otherwise
noted).
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
GPIO1–3
VOL
Low level output voltage GPIO0
IOL = 20 mA
0.5
V
IOGPIO
Low level sink current into GPIO1,2,3
V(GPIOn) = V(OUT)
20
mA
VIL
Low level input voltage
0.4
V
ILKG(GPIO)
Input leakage current
V(GPIOn) = V(OUT)
1
A
14
Copyright 2006–2007, Texas Instruments Incorporated
Product Folder Link(s): TPS65810 TPS65811
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TPS65810RTQR 功能描述:電池管理 Int Sgl-Cell Lit-Ion Batt & Pwr Mgmt IC RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
TPS65810RTQRG4 功能描述:電池管理 Int Sgl-Cell Lit-Ion Batt & Pwr Mgmt IC RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
TPS65810RTQT 功能描述:電池管理 Int Sgl-Cell Lit-Ion Batt & Pwr Mgmt IC RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
TPS65810RTQTG4 功能描述:電池管理 Int Sgl-Cell Lit-Ion Batt & Pwr Mgmt IC RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
TPS65811RTQR 功能描述:電池管理 Integr S-C Li-Ion RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
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