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| 型号： | PS501-I/SS |
| 厂商： | Microchip Technology |
| 文件页数： | 1/42页 |
| 文件大小： | 0K |
| 描述： | IC FIELD REPROG BATT MGR 28SSOP |
| 标准包装： | 47 |
| 功能： | 充电管理 |
| 电池化学： | 锂离子（Li-Ion）、锂聚合物（Li-Pol） |
| 电源电压： | 5.6 V ~ 18 V |
| 工作温度： | -20°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 28-SSOP（0.209"，5.30mm 宽） |
| 供应商设备封装： | 28-SSOP |
| 包装： | 管件 |
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PS501
Single Chip Field Reprogrammable Battery Manager
Features
? Single chip solution for rechargeable battery
Pin Description
management
? Footprint compatible with PS401
? SMBus 1.1 and SBData 1.1 compatible
? Precise capacity reporting for Lithium Ion and
Lithium Polymer battery chemistries
? Embedded PowerSmart ? patented algorithms
contained in customizable on-chip 16-Kbyte Flash
memory
? User configurable and “learned” parameters
stored in on-chip 256 x 8 EEPROM
? Algorithms and parameters fully field
reprogrammable via SMBus interface
? Integrating sigma-delta A/D converter with 9 to
V DDD
GPIO(4)
GPIO(5)
GPIO(6)
GPIO(7)
SMB-CLK
SMB-DTA
VC(4)
VC(3)
VC(2)
VC(1)
V DDA
V SSA
RSHP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
V SSD
GPIO(3)
GPIO(2)
GPIO(1)
GPIO(0)
GPIOHV2
MCLR
GPIOHV1
GPIO(9)
GPIO(8)
R OSC
V REFT
V NTC
RSHN
16-bit programmable resolution which accurately
measures:
- Current through sense resistor
- High-voltage (18V) battery cells directly
connected to V CELL inputs
- Temperature measurement from on-chip
28-pin SSOP Package - 209 mil
Pin Summary
sensor or optional external thermistor
? Integrated precision silicon time base
Pin Name
Type
Description
? Twelve individually programmable input/output
pins that can be assigned as charge control I/O,
V DDD , V SSD
Supply Digital supply voltage input,
ground
secondary safety function I/O, SOC LED output or
general purpose I/O
- Two of the twelve I/Os are high voltage,
capable for direct drive of Charge and Safety
FETs
? On-chip regulator generates precision digital and
analog supply voltages directly from pack voltage
? Supports direct connection to 2 to 4-cell Lithium
packs
? Flexible power operating modes:
GPIO(0..9)
GPIOHV1,2
MCLR
SMB-CLK,
SMB-DTA
VC(1..4)
I/O
I/O
I
I/O
I
Programmable digital I/O
Open-drain programmable
digital I/O for direct drive of
FETs
Master Clear. Pull-up in
normal operation
SMBus interface
Cell voltage inputs
- Run: Continuous operation
- Sample: Periodic measurements at
programmable intervals
- Sleep: Shutdown mode due to low voltage.
Power consumption less than 25 μ A.
V DDA , V SSA
RSHP, RSHN
Supply Voltage regulator output
(internally connected to
analog supply input),
ground
I Current sense resistor input
- Shelf-Sleep: Shuts off PS501 power consumption
for pack storage with automatic wake-up on pack
insertion. Power consumption is less than 1 μ A.
? Integrated Reset Control
- Power-on Reset
V NTC
V REFT
R OSC
I
O
I
External thermistor input
Thermistor reference
voltage
Internal oscillator bias
resistor
- Watchdog Timer Reset
- Brown-out Detection Reset
? 2004 Microchip Technology Inc.
DS21818C-page 1
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相关代理商/技术参数 |
参数描述 |
|---|---|
| PS501T | 功能描述:电池管理 SBS1.1 Fuel Gauge RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel |
| PS501T-I/SS | 功能描述:IC BATTERY MANAGER REPROG 28SSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 电池管理 系列:- 产品变化通告:BQ77908, BQ77910 Discontinuation 20/Mar/2012 标准包装:1 系列:- 功能:电池监控器，过压/欠压保护 电池化学:锂离子（Li-Ion）、锂聚合物（Li-Pol） 电源电压:5.6 V ~ 35 V 工作温度:-25°C ~ 85°C 安装类型:表面贴装 封装/外壳:38-TFSOP（0.173"，4.40mm 宽） 供应商设备封装:38-TSSOP 包装:剪切带 (CT) 其它名称:296-28784-1 |
| PS502 | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Optoelectronic |
| PS-5020APL05 | 制造商: 功能描述: 制造商:undefined 功能描述: |
| PS5022 | 制造商:PREMO 制造商全称:PREMO CORPORATION S.L 功能描述:SMD Power Inductors Shielded |
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