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BQ24703PWRG4

更新时间： 2024-01-10 14:10:57
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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BQ24703PWRG4 数据手册

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SLUS553D − MAY 2003 − REVISED JULY 2005  
ELECTRICAL CHARACTERISTICS  
(−40°C ≤ T ≤ 125°C, 7.0 V  
≤ VCC ≤ 28 V , all voltages relative to V ) (unless otherwise specified)  
DC DC ss  
J
Quiescent Current  
PARAMETER  
TEST CONDITIONS  
MIN  
TYP  
1.6  
22  
MAX  
6
UNIT  
mA  
I
I
)
Total chip operating current  
ACPRES = High EN = 0  
,
1
DD(OP  
Total battery sleep current, ac not present  
ACPRES = Low  
28  
µA  
DD(SLEEP)  
logic interface dc characteristics  
PARAMETER  
TEST CONDITIONS  
MIN  
TYP  
MAX  
0.4  
UNIT  
V
V
V
V
Low-level output voltage (ACPRES, ALARM)  
Low-level input voltage (ACSEL, ENABLE)  
High-level input voltage (ACSEL, ENABLE)  
Sink current (ACPRES)  
I
= 1 mA  
OL  
OL  
0.6  
V
IL  
1.8  
1.5  
1.5  
V
IH  
I
V
V
= 0.4  
= 0.4  
2
2
2.5  
2.5  
mA  
mA  
(SINK1)  
(SINK2)  
OL  
I
Sink current (ALARM)  
OL  
PWM Oscillator  
PARAMETER  
TEST CONDITIONS  
0°C ≤ T ≤ 85°C  
MIN  
260  
TYP  
300  
300  
MAX  
340  
UNIT  
J
f
Oscillator frequency  
kHz  
OSC(PWM)  
−40°C ≤ T ≤ 125°C  
240  
350  
J
Maximum duty cycle  
100%  
3.8  
Input voltage for maximum dc (COMP)  
Minimum duty cycle  
V
0%  
0.8  
Input voltage for minimum dc (COMP)  
Oscillator ramp voltage (peak-to-peak)  
V
V
1.85  
2.15  
3.8  
2.30  
(RAMP)  
IK(COMP)  
S(COMP)  
V
Internal input clamp voltage  
(tracks COMP voltage for maximum dc)  
4.5  
I
Internal source current (COMP)  
Error amplifier = OFF, V  
= 1 V  
70  
110  
140  
µA  
(COMP)  
Leakage Current  
PARAMETER  
TEST CONDITIONS  
= 5 V  
MIN  
TYP  
MAX  
0.2  
0.2  
0.2  
0.2  
0.2  
0.2  
0.2  
0.2  
0.2  
0.2  
0.2  
UNIT  
µA  
µA  
µA  
µA  
µA  
µA  
µA  
µA  
µA  
µA  
µA  
I
I
I
I
I
I
I
I
I
I
I
Leakage current, ACDET  
Leakage current, SRSET  
Leakage current, ACSET  
Leakage current, BATDEP  
Leakage current, VS  
V
V
V
V
V
V
V
V
V
V
V
L(ACDET)  
L(SRSET)  
L(ACSET)  
L(BATDEP)  
L(VS)  
(ACDET)  
(SRSET)  
(ACSET)  
(BATDEP)  
= 2.5 V  
= 2.5 V  
= 5 V  
= 5 V  
(VS)  
Leakage current, ALARM  
Leakage current, ACSEL  
Leakage current, ENABLE  
Leakage current, ACPRES  
Leakage current, BATP  
Leakage current, BATSET  
= 5 V  
= 5 V  
L(ALARM)  
L(ACSEL)  
L(ENABLE)  
L(ACPRES)  
L(BATP)  
(ALARM)  
(ACSEL)  
(ENABLE)  
(ACPRES)  
= 5 V  
= 5 V  
= 5 V  
(BATP)  
= 2.5 V  
L(BATSET)  
(BATSET)  
5
www.ti.com  
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