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BQ25504

更新时间： 2024-01-18 14:23:51
品牌 Logo 应用领域
德州仪器 - TI 转换器电池升压转换器
页数 文件大小 规格书
24页 1114K
描述
Ultra Low Power Boost Converter with Battery Management for Energy Harvester Applications

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中文翻译

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BQ25504 技术参数

是否无铅： 不含铅是否Rohs认证： 符合
生命周期：Active零件包装代码：QFN
包装说明：QFN-16针数：16
Reach Compliance Code：compliantECCN代码：EAR99
HTS代码：8542.39.00.01Factory Lead Time：1 week
风险等级：1.68Samacsys Confidence：4
Samacsys Status：ReleasedSamacsys PartID：344985
Samacsys Pin Count：17Samacsys Part Category：Integrated Circuit
Samacsys Package Category：Quad Flat No-LeadSamacsys Footprint Name：RGT0016C_1
Samacsys Released Date：2017-01-31 09:34:06Is Samacsys：N
模拟集成电路 - 其他类型：SWITCHING REGULATOR控制模式：VOLTAGE-MODE
控制技术：PULSE FREQUENCY MODULATION最大输入电压：3 V
最小输入电压：0.13 V标称输入电压：1.2 V
JESD-30 代码：S-PQCC-N16JESD-609代码：e4
长度：3 mm湿度敏感等级：2
功能数量：1端子数量：16
最高工作温度：85 °C最低工作温度：-40 °C
封装主体材料：PLASTIC/EPOXY封装代码：HVQCCN
封装形状：SQUARE封装形式：CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
峰值回流温度（摄氏度）：260座面最大高度：1 mm
表面贴装：YES切换器配置：BOOST
最大切换频率：1000 kHz温度等级：INDUSTRIAL
端子面层：Nickel/Palladium/Gold (Ni/Pd/Au)端子形式：NO LEAD
端子节距：0.5 mm端子位置：QUAD
处于峰值回流温度下的最长时间：NOT SPECIFIED宽度：3 mm
Base Number Matches：1

BQ25504 数据手册

 浏览型号BQ25504的Datasheet PDF文件第1页浏览型号BQ25504的Datasheet PDF文件第2页浏览型号BQ25504的Datasheet PDF文件第3页浏览型号BQ25504的Datasheet PDF文件第5页浏览型号BQ25504的Datasheet PDF文件第6页浏览型号BQ25504的Datasheet PDF文件第7页 
bq25504  
SLUSAH0 –OCTOBER 2011  
www.ti.com  
ELECTRICAL CHARACTERISTICS (continued)  
Over recommended temperature range, typical values are at TA = 25°C. Unless otherwise noted, specifications apply for  
conditions of VIN_DC = 1.2V, VBAT = VSTOR = 3V. External components LBST = 22 µH, CHVR = 4.7 µF CSTOR= 4.7 µF.  
PARAMETER  
TEST CONDITIONS  
MIN  
TYP  
MAX  
UNIT  
BATTERY MANAGEMENT  
VBAT = 2.1 V; VBAT_UV = 2.3 V, TJ = 25°C  
VSTOR = 0 V  
1
5
nA  
nA  
I(VBAT)  
Leakage on VBAT pin  
VBAT = 2.1 V; VBAT_UV = 2.3 V,  
–40°C < TJ < 65°C, VSTOR = 0 V  
80  
VIN_DC = 0V;  
VBAT < VBAT_UV = 2.4V;  
VSTOR = 2.2V, No load on VBAT  
VSTOR Quiescent current Charger Shutdown in UV  
Condition  
330  
570  
750  
nA  
nA  
I(VSTOR)  
VIN_DC = 0V,  
VBAT > VBAT_OV, VSTOR = 4.25,  
No load on VBAT  
VSTOR Quiescent current Charger Shutdown in OV  
Condition  
1400  
Programmable voltage range for overvoltage  
threshold (Battery voltage is rising)  
VBAT_OV  
VBAT increasing  
2.5  
18  
5.25  
89  
V
mV  
V
Battery voltage overvoltage hysteresis threshold  
(Battery voltage is falling), internal threshold  
VBAT_OV_HYST  
VBAT_UV  
VBAT decreasing  
35  
80  
Programmable voltage range for under voltage  
threshold (Battery voltage is falling)  
VBAT decreasing; VBAT_UV > VBias  
VBAT increasing  
2.2  
40  
VBAT_OV  
125  
Battery under voltage threshold hysteresis, internal  
thershold  
VBAT_UV_HYST  
mV  
Programmable voltage range for threshold voltage  
for high to low transition of digital signal indicating  
battery is OK,  
VBAT_OK  
VBAT decreasing  
VBAT increasing  
VBAT_UV  
VBAT_OV  
V
Programmable voltage range for threshold voltage  
for low to high transition of digital signal indicating  
battery is OK,  
VBAT_OV-  
VBAT_UV  
VBAT_OK_HYST  
50  
mV  
Overall Accuracy for threshold values, UV, OV,  
VBAT_OK  
VBAT_ACCURACY  
VBAT_OKH  
Selected resistors are 0.1% tolerance  
–5%  
5%  
VSTOR-  
200mV  
VBAT OK (High) threshold voltage  
VBAT OK (Low) threshold voltage  
Load = 10 µA  
V
VBAT_OKL  
Load = 10 µA  
100  
mV  
TSD_PROTL  
The temperature at which the boost converter is  
disabled and the switch between VBAT and VSTOR  
is disconnected to protect the battery  
OT_Prog = LO  
65  
°C  
TSD_PROTH  
OT_Prog  
OT_Prog = HI  
120  
Voltage for OT_PROG High setting  
Voltage for OT_PROG Low setting  
2
V
V
0.3  
BIAS and MPPT CONTROL STAGE  
VOC_sample  
VOC_Settling  
VIN_Reg  
Sampling period of VIN_DC open circuit voltage  
16  
s
Sampling period of VIN_DC open circuit voltage  
Regulation of VIN_DC during charging  
256  
ms  
0.5 V <VIN < 3 V; IIN (DC) = 10 mA  
–10%  
10%  
130  
DC input voltage into VIN_DC when charger is  
turned off  
VIN_shutoff  
MPPT_Disable  
VBIAS  
40  
80  
mV  
V
Threshold on VOC_SAMP to disable MPPT  
functionality  
VSTOR-15  
mV  
Voltage node which is used as reference for the  
programmable voltage thresholds  
VIN_DC ≥ 0.5V; VSTOR ≥ 1.8 V  
1.21  
1.25  
1.27  
V
4
Submit Documentation Feedback  
Copyright © 2011, Texas Instruments Incorporated  
Product Folder Link(s) :bq25504  
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