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BQ24703PWRG4

更新时间： 2024-01-31 21:30:23
品牌 Logo 应用领域
德州仪器 - TI 电池控制器
页数 文件大小 规格书
32页 518K
描述
MULTICHEMISTRY BATTERY CHARGER CONTROLLER AND SYSTEM POWER SELECTOR

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中文翻译

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BQ24703PWRG4 数据手册

 浏览型号BQ24703PWRG4的Datasheet PDF文件第6页浏览型号BQ24703PWRG4的Datasheet PDF文件第7页浏览型号BQ24703PWRG4的Datasheet PDF文件第8页浏览型号BQ24703PWRG4的Datasheet PDF文件第10页浏览型号BQ24703PWRG4的Datasheet PDF文件第11页浏览型号BQ24703PWRG4的Datasheet PDF文件第12页 
ꢀ ꢁꢂ ꢃ ꢄ ꢅ ꢂ ꢆ ꢀꢁ ꢂꢃ ꢄꢅ ꢇ  
SLUS553D − MAY 2003 − REVISED JULY 2005  
ELECTRICAL CHARACTERISTICS (CONTINUED)  
(−40°C ≤ T ≤ 125°C, 7.0 V  
≤ VCC ≤ 28 V , all voltages relative to V ) (unless otherwise specified)  
J
DC  
DC  
ss  
MOSFET Gate Drive  
PARAMETER  
TEST CONDITIONS  
MIN  
TYP  
MAX  
150  
UNIT  
Ω
AC driver R  
AC driver R  
high  
low  
V
CC  
V
CC  
V
CC  
V
CC  
= 18 V, I  
= 18 V, I  
= 18 V, I  
= 1 mA  
= 1 mA  
85  
55  
DS(on)  
(ACDRV)  
(ACDRV)  
(BATDRV)  
110  
600  
115  
Ω
DS(on)  
Battery driver R  
high  
= 1 mA  
= 1 mA  
315  
70  
Ω
DS(on)  
DS(on)  
Battery driver R  
low  
= 18 V, I  
(BATDRV)  
Ω
Time delay from ac driver off to battery  
driver on  
t
t
ACSEL 2.4 V ⇓ 0.2 V  
ACSEL 0.2 V ⇑ 2.4 V  
1.2  
2.4  
2
µs  
µs  
da  
Time delay from battery driver off to ac  
driver on  
3.3  
db  
I
I
= −10 mA, VCC = 18 V  
V
−0.18  
V
−0.09  
−0.8  
7
O
CC  
CC  
V
PWM driver high-level output voltage  
V
OH  
OL  
= −50 mA, VCC = 18 V  
V
CC  
−1.2  
V
CC  
O
PWM driver R  
DS(on)  
high  
14  
+0.4  
+1.2  
8.5  
Ω
I
I
= 10 mA, VCC = 18 V  
= 50 mA, VCC = 18 V  
V
+0.1  
+0.6  
5
V
V
O
HSP  
HSP  
V
PWM driver low-level output voltage  
V
V
O
HSP  
HSP  
PWM driver R  
DS(on)  
low  
Ω
Selector  
PARAMETER  
TEST CONDITIONS  
MIN  
TYP  
1.246  
1.246  
1%  
MAX UNIT  
1.194  
1.208  
1.286  
V
V
AC presence detect voltage  
V
(ACPRES)  
−40°C to 85°C  
1.285  
AC presence hysteresis  
IT(ACPRES)  
d(ACPRES)  
t
Deglitch delay for adapter insertion  
100  
µs  
See Note 8  
1.194  
1.208  
0.869  
0.880  
1.246  
1.246  
1
1.286  
V
V
Battery depletion ALARM trip voltage  
No battery detect, switch to ACDRV  
V
(BATDEP)  
−40°C to 85°C  
1.285  
bq24702 only, See Note 8  
−40°C to 85°C  
1.144  
V
(NOBAT)  
1
1.118  
VS < BATP, 50% threshold,  
ACSEL 2.4 V ⇓ 0.2 V  
t
t
Battery select time (ACSEL low to BATDRV low)  
1
2.5  
3.5  
µs  
(BATSEL)  
AC select time (ACSEL high to ACDRV low)  
VS voltage to enable BATDRV  
VS voltage hysteresis  
ACSEL 0.2 V ⇑ 2.4 V  
BATP = 1 V  
1
0.98  
20  
2.5  
1
3.5  
1.02  
85  
µs  
V
(ACSEL)  
V
(VS)  
V
VS > BATP  
35  
mV  
IT(VS)  
Zero Volt Operation  
PARAMETER  
TEST CONDITIONS  
MIN  
TYP  
5.3  
MAX UNIT  
r
Static drain source on-state resistance  
V
CC  
= 7 V, T = 125°C, I = 100 mA  
8.7  
0.840  
0.656  
Ω
DS(on)  
J
O
BATDEP increasing  
BATDEP decreasing  
0.743  
0.570  
0.794  
0.62  
zero volt operation threshold  
V
NOTES: 8. Total battery current readback accuracy is based on the measured value of V  
, V  
, and the calculated value of V ,  
IBAT  
IBAT IBATm  
V
, using the measured value of the transfer gain, GTR.  
V
IBATc  
* V  
IBATm  
IBATm  
V
IBATc  
(
)
V
+ SRP * SRN   GTR Total Accuracy in % +  
  100  
IBATc  
9. Refer to Table 1 to determine the logic operation of the bq24702 and the bq24703.  
9
www.ti.com  
1...6789101112...32

中文翻译

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BQ24703PWRG4 替代型号

型号 品牌 替代类型 描述 数据表
BQ24703PWR TI

完全替代

 MULTICHEMISTRY BATTERY CHARGER CONTROLLER AND SYSTEM POWER SELECTOR
BQ24703PW TI

完全替代

 MULTICHEMISTRY BATTERY CHARGER CONTROLLER AND SYSTEM POWER SELECTOR

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