參數(shù)資料
型號: LTC1729CMS8-4.1
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: Li-Ion Battery Charger Termination Controllers
中文描述: BATTERY CHARGE CONTROLLER, PDSO8
封裝: PLASTIC, MSOP-8
文件頁數(shù): 1/12頁
文件大小: 200K
代理商: LTC1729CMS8-4.1
1
LTC1729 Series
I
Trickle Charge Preconditioning If Cell <2.7V
I
Charging Enabled When 0
°
C < T < 50
°
C
I
Built-In Termination: 3-Hour Time-Out
I
C/10 Detection with Status Indicator
I
Automatic Charger Present Detection
I
Automatic Battery Present Detection
I
1- or 2-Cell, 4.1V/Cell or 4.2V/Cell Options
I
Precision Internal 0.2% Voltage Feedback Divider
I
Compatible with LT1505/LT1510/LT1511/
LT1512/LT1513/LT1769
I
Small Footprint/Low Profile
The LTC
1729 series is a family of smart
termination
controllers for lithium-ion battery chargers. These ICs
provide trickle charge preconditioning, temperature charge
qualification, time or charge current termination, auto-
matic charger and battery detection and status output.
Combining the LTC1729 series part with the LT
1510
(1.5A), LT1769 (2A), LT1511 (3A) and LT1505 (>4A)
step-down chargers is a simple operation. Connecting six
pins from the LTC1729 series part to the step-down
chargers completes the integration. The LTC1729 termi-
nation controllers are also compatible with step-down/
step-up (SEPIC) chargers, including the LT1512 (2A switch)
and LT1513 (3A switch).
The LTC1729 series is available in the 8-pin MSOP and SO
packages.
I
Cellular Phones
I
PDAs
I
Cradle Chargers
I
Camcorders
Figure 1. 500kHz Li-Ion Cell Phone Charger (0.8A)
Li-Ion Battery Charger
Termination Controllers
October 1999
FEATURES
DESCRIPTIO
N
U
APPLICATIO
S
U
TYPICAL APPLICATIO
N
U
, LTC and LT are registered trademarks of Linear Technology Corporation.
OVP
BAT
SENSE
GND
V
CC
V
C
STATUS
NTC
SW
SENSE
OVP
GND
BOOST
PROG
V
C
BAT
1
2
3
4
8
7
6
5
LTC1729-4.2
LT1510-5
1
μ
F
0.22
μ
F
L1**
10
μ
H
0.1
μ
F
1729 F01
OPTION: TIE RESISTOR TO STATUS FOR
CHARGE TERMINATION AT
LOW CHARGING CURRENT
* TOKIN OR MARCON SURFACE MOUNT
** COILTRONICS TP3-100, 10
μ
H, 2.2mm HEIGHT
(0.8A CHARGING CURRENT)
COILTRONICS TP1 SERIES, 10
μ
H, 1.8mm
HEIGHT (<0.5A CHARGING CURRENT)
*** PANASONIC EEFCD1B220
LUMEX SML-LX0805GW-TR
10k NTC THERMISTOR, NTHS1206N02 VISHAY/DALE
NOTE: EITHER A THERMISTOR OR 10k RESISTOR MUST BE PRESENT
0.1
μ
F
1
μ
F
1k
C
OUT
***
22
F
4.2V
200
300
6.19k
+
+
C
IN
*
10
μ
F
MBRM120T3
INPUT POWER
8.2V TO 20V
D1
CHARGE STATUS
MBRM120T3
MMBD914L
V
CC
1.4k
Final Electrical Specifications
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
相關(guān)PDF資料
PDF描述
LTC1729CS8-4.1 Li-Ion Battery Charger Termination Controllers
LTC1729CMS8-4.2 Li-Ion Battery Charger Termination Controllers
LTC1729CMS8-8.2 Li-Ion Battery Charger Termination Controllers
LTC1729CS8-8.2 Li-Ion Battery Charger Termination Controllers
LTC1729CMS8-8.4 Li-Ion Battery Charger Termination Controllers
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC1729CMS8-8.2 功能描述:IC CTRLR BATT CHRGR LI-ION 8MSOP RoHS:否 類別:集成電路 (IC) >> PMIC - 電池管理 系列:- 標(biāo)準(zhǔn)包裝:61 系列:- 功能:電源管理 電池化學(xué):鋰離子(Li-Ion)、鋰聚合物(Li-Pol) 電源電壓:4.35 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:22-WFDFN 裸露焊盤 供應(yīng)商設(shè)備封裝:22-DFN(6x3)裸露焊盤 包裝:管件
LTC1729CMS8-8.2#PBF 功能描述:IC CTRLR BATT CHRGR LI-ION 8MSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 電池管理 系列:- 標(biāo)準(zhǔn)包裝:61 系列:- 功能:電源管理 電池化學(xué):鋰離子(Li-Ion)、鋰聚合物(Li-Pol) 電源電壓:4.35 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:22-WFDFN 裸露焊盤 供應(yīng)商設(shè)備封裝:22-DFN(6x3)裸露焊盤 包裝:管件
LTC1729CMS8-8.2#TR 功能描述:IC CTRLR BATT CHRGR LI-ION 8MSOP RoHS:否 類別:集成電路 (IC) >> PMIC - 電池管理 系列:- 標(biāo)準(zhǔn)包裝:61 系列:- 功能:電源管理 電池化學(xué):鋰離子(Li-Ion)、鋰聚合物(Li-Pol) 電源電壓:4.35 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:22-WFDFN 裸露焊盤 供應(yīng)商設(shè)備封裝:22-DFN(6x3)裸露焊盤 包裝:管件
LTC1729CMS8-8.2#TRPBF 功能描述:IC CTRLR BATT CHRGR LI-ION 8MSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 電池管理 系列:- 標(biāo)準(zhǔn)包裝:61 系列:- 功能:電源管理 電池化學(xué):鋰離子(Li-Ion)、鋰聚合物(Li-Pol) 電源電壓:4.35 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:22-WFDFN 裸露焊盤 供應(yīng)商設(shè)備封裝:22-DFN(6x3)裸露焊盤 包裝:管件
LTC1729CMS8-8.4 功能描述:IC BATTERY CHARGER LI-ION 8-MSOP RoHS:否 類別:集成電路 (IC) >> PMIC - 電池管理 系列:- 標(biāo)準(zhǔn)包裝:61 系列:- 功能:電源管理 電池化學(xué):鋰離子(Li-Ion)、鋰聚合物(Li-Pol) 電源電壓:4.35 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:22-WFDFN 裸露焊盤 供應(yīng)商設(shè)備封裝:22-DFN(6x3)裸露焊盤 包裝:管件