參數(shù)資料
型號: TPS65072TRSLRQ1
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, 0.4 MM PITCH, PLASTIC, QFN-48
文件頁數(shù): 66/90頁
文件大?。?/td> 1375K
代理商: TPS65072TRSLRQ1
5
-
0
5
10
15
20
25
30
35
40
45
50
0
4000
8000
12000
16000
20000
24000
28000
32000
36000
40000
RNTC(T)
Rp(T)
Temperature-(T)
5
-
0
5
10
15 20
25
30
35
40 45
50
0.8
0.9
1
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
VTS(T)
Temperature-(T)
www.ti.com
SLVSAP7 – JANUARY 2011
Figure 47. NTC [R(T)] and NTC in Parallel to RT2 [Rges(T)]
Figure 48. Resulting TS Voltage
As Figure 47 shows, the result is an extended charging temperature range at lower temperatures. The upper
temperature limit is shifted to lower values as well resulting in a V(HOT) temperature of slightly less than 45°C.
Therefore RT3 is needed to shift the temperature range to higher temperatures again. Figure 48 shows the result
for:
RT2 = 47k
RT3 = 820R
Using these values will extend the temperature range for charging to –5°C to 50°C.
Copyright 2011, Texas Instruments Incorporated
69
相關(guān)PDF資料
PDF描述
TC151B4217EOA723 0.25 A SWITCHING REGULATOR, 50 kHz SWITCHING FREQ-MAX, PDSO8
TC151B2419EOA713 0.25 A SWITCHING REGULATOR, 50 kHz SWITCHING FREQ-MAX, PDSO8
TC151A5721EOA723 0.25 A SWITCHING REGULATOR, 50 kHz SWITCHING FREQ-MAX, PDSO8
TC151B1528EOA723 0.25 A SWITCHING REGULATOR, 50 kHz SWITCHING FREQ-MAX, PDSO8
TC151B5830EOA723 0.25 A SWITCHING REGULATOR, 50 kHz SWITCHING FREQ-MAX, PDSO8
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPS650731EVM-430 功能描述:電源管理IC開發(fā)工具 TPS650731 Eval Mod RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
TPS650731RSLR 功能描述:PMIC 解決方案 5Ch Pwr Mgmt IC RoHS:否 制造商:Texas Instruments 安裝風格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel
TPS650731RSLT 功能描述:PMIC 解決方案 5Ch Pwr Mgmt IC RoHS:否 制造商:Texas Instruments 安裝風格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel
TPS650732EVM-430 功能描述:電源管理IC開發(fā)工具 TPS650732 Eval Mod RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
TPS650732RSLR 功能描述:PMIC 解決方案 5Ch Pwr Mgmt IC RoHS:否 制造商:Texas Instruments 安裝風格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel