參數(shù)資料
型號： BQ24630RGET
廠商： TEXAS INSTRUMENTS INC
元件分類： 穩(wěn)壓器
英文描述： SWITCHED CAPACITOR CONVERTER, PQCC24
封裝： 4 X 4 MM, GREEN, PLASTIC, VQFN-24
文件頁數(shù)： 29/33頁
文件大?。?/td> 1893K
代理商： BQ24630RGET
www.ti.com
SLUS894 – JANUARY 2010
ELECTRICAL CHARACTERISTICS (continued)
5.0V
≤ V(VCC) ≤28V, 0°C<TJ<+125°C,typical values are at TA=25°C, with respect to GND unless otherwise noted
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VCC LOWV COMPARATOR
Falling threshold, disable charge
Measure on VCC
4.1
V
Rising threshold, resume charge
4.35
4.5
V
SLEEP COMPARATOR (REVERSE DISCHARGING PROTECTION)
VSLEEP _FALL
SLEEP falling threshold
VVCC – VSRN to enter SLEEP
40
100
150
mV
VSLEEP_HYS
SLEEP hysteresis
500
mV
SLEEP rising delay
VCC falling below SRN, Delay to turn off ACFET
1
ms
SLEEP falling delay
VCC rising above SRN, Delay to turn on ACFET
30
ms
SLEEP rising shutdown deglitch
VCC falling below SRN, Delay to enter SLEEP mode
100
ms
SLEEP falling powerup deglitch
VCC rising above SRN, Delay to exit out of SLEEP mode
30
ms
ACN / SRN COMPARATOR
VACN-SRN_FALL
ACN to SRN falling threshold
VACN–VSRN to turn on BATFET
100
200
310
mV
VACN-SRN_HYS
ACN to SRN rising hysteresis
100
mV
ACN to SRN rising deglitch
VACN – VSRN > VACN-SRN_RISE
2
ms
ACN to SRN falling deglitch
VACN – VSRN < VACN-SRN_FALL
50
ms
BAT LOWV COMPARATOR
Precharge to fastcharge transition (LOWV
VLOWV
Measured on VFB pin, rising
0.333
0.35
0.367
V
threshold)
VLOWV_HYS
LOWV hysteresis
100
mV
LOWV rising deglitch
VFB falling below VLOWV
25
ms
LOWV falling deglitch
VFB rising above VLOWV
25
ms
RECHARGE COMPARATOR
Recharge threshold (with respect to
VRECHG
Measured on VFB pin, rising
110
125
140
mV
VREG)
Recharge rising deglitch
VFB decreasing below VRECHG
10
ms
Recharge falling deglitch
VFB increasing above VRECHG
10
ms
BAT OVER-VOLTAGE COMPARATOR
VOV_RISE
Over-voltage rising threshold
As percentage of VFB
108%
VOV_FALL
Over-voltage falling threshold
As percentage of VFB
105%
INPUT OVER-VOLTAGE COMPARATOR (ACOV)
VACOV
AC over-voltage rising threshold on VCC
31.04
32
32.96
V
VACOV_HYS
AC over-voltage falling hysteresis
1
V
AC over-voltage deglitch (both edge)
Delay to changing the STAT pins
1
ms
AC over-voltage rising deglitch
Delay to disable charge
1
ms
AC over-voltage falling deglitch
Delay to resume charge
20
ms
THERMAL SHUTDOWN COMPARATOR
TSHUT
Thermal shutdown rising temperature
Temperature increasing
145
°C
TSHUT_HYS
Thermal shutdown hysteresis
15
°C
Thermal shutdown rising deglitch
Temperature increasing
100
ms
Thermal shutdown falling deglitch
Temperature decreasing
10
ms
THERMISTOR COMPARATOR
VLTF
Cold temperature rising threshold
Charger suspended below this temperature
72.5%
73.5%
74.5%
VLTF_HYS
Cold temperature hysteresis
0.2%
0.4%
0.6%
Charger enabled, cuts back to ICHARGE/8 below this
VCOOL
Cool Temperature rising threshold
70.2%
70.7%
71.2%
temperature
VCOOL_HYS
Cool temperature hysteresis
0.2%
0.6%
1.0%
VWARM
Warm temperature rising threshold
Charger cuts back to ICHARGE/8 above this temperature
47.5%
48%
48.5%
VWARM_HYS
Warm temperature hysteresis
1.0%
1.2%
1.4%
Charger suspended above this temperature before
VHTF
Hot temperature rising threshold
36.2%
37%
37.8%
initiating charge
Charger suspended above this temperature during
VTCO
Cut-off temperature rising threshold
33.7%
34.4%
35.1%
initiating charge
Copyright 2010, Texas Instruments Incorporated
5
Product Folder Link(s): bq24630
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
BQ24630RGET 制造商:Texas Instruments 功能描述:BATTERY CHARGER IC
BQ24640EVM 功能描述:電源管理IC開發(fā)工具 Eval Mod for BQ24640 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
BQ24640RVAR 功能描述:電池管理 Hi Eff Synch Sw-Mode Batt Charge Cntrlr 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
BQ24640RVAT 功能描述:電池管理 Hi Eff Synch Sw-Mode Batt Charge Cntrlr 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
BQ24650EVM-639 功能描述:電源管理IC開發(fā)工具 BQ24650 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
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