參數(shù)資料
型號(hào)： LTC4080EMSE
廠商： LINEAR TECHNOLOGY CORP
元件分類： 穩(wěn)壓器
英文描述： 0.8 A BATTERY CHARGE CONTROLLER, 2750 kHz SWITCHING FREQ-MAX, PDSO10
封裝： PLASTIC, MSOP-10
文件頁數(shù)： 14/20頁
文件大?。?/td> 288K
代理商： LTC4080EMSE
LTC4080
3
4080fa
The
● denotes specications which apply over the full operating tempera-
ture range, otherwise specications are at TA = 25°C, VCC = 5V, VBAT = 3.8V, VEN_CHRG = 0V, VEN_BUCK = VBAT, VMODE = 0V. (Note 2)
ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Battery Charger
VFLOAT
VBAT Regulated Output Voltage
IBAT = 2mA
IBAT = 2mA, 4.3V < VCC < 5.5V
●
4.179
4.158
4.2
4.221
4.242
V
IBAT
Current Mode Charge Current
RPROG = 4k; Current Mode; VEN_BUCK = 0
RPROG = 0.8k; Current Mode; VEN_BUCK = 0
●
90
475
100
500
110
525
mA
VUVLO_CHRG
VCC Undervoltage Lockout Voltage
VCC Rising
VCC Falling
●
3.5
2.8
3.6
3.0
3.7
3.2
V
VPROG
PROG Pin Servo Voltage
0.8k ≤ RPROG ≤ 4k
●
0.98
1.0
1.02
V
VASD
Automatic Shutdown Threshold Voltage (VCC – VBAT), VCC Low to High
(VCC – VBAT), VCC High to Low
60
15
82
32
100
45
mV
tSS_CHRG
Battery Charger Soft-Start Time
180
s
ITRKL
Trickle Charge Current
VBAT = 2V, RPROG = 0.8k
35
50
65
mA
VTRKL
Trickle Charge Threshold Voltage
VBAT Rising
●
2.75
2.9
3.05
V
VTRHYS
Trickle Charge Threshold Voltage
Hysteresis
100
150
350
mV
ΔVRECHRG
Recharge Battery Threshold Voltage
VFLOAT – VBAT, 0°C < TA < 85°C
70
100
130
mV
ΔVUVCL1,
ΔVUVCL2
(VCC – VBAT) Undervoltage Current
Limit Threshold Voltage
IBAT = 0.9 ICHG
IBAT = 0.1 ICHG
180
90
300
130
mV
tTIMER
Termination Timer
●
3
4.5
6
hrs
Recharge Time
●
1.5
2.25
3
hrs
Low-Battery Charge Time
VBAT = 2.5V
●
0.75
1.125
1.5
hrs
IC/10
End of Charge Indication Current Level
RPROG = 2k (Note 6)
●
0.085
0.1
0.115
mA/mA
TLIM
Junction Temperature in Constant-
Temperature Mode
115
°C
RON_CHRG
Power FET On-Resistance (Between
VCC and BAT)
IBAT = 350mA, VCC = 4V
750
m
Ω
fBADBAT
Defective Battery Detection
CHRG Pulse
Frequency
2Hz
DBADBAT
Defective Battery Detection
CHRG Pulse
Frequency Duty Ratio
75
%
Buck Converter
VFB
FB Servo Voltage
●
0.78
0.80
0.82
V
IFB
FB Pin Input Current
VFB = 0.85V
–50
50
nA
fOSC
Switching Frequency
●
1.8
2.25
2.75
MHz
IBAT_NL_CF
No-Load Battery Current (Continuous
Frequency Mode)
No-Load for Regulator, VEN_CHRG = 5V,
L = 10H, C = 4.7F
1.9
mA
IBAT_NL_BM
No-Load Battery Current (Burst Mode
Operation)
No-Load for Regulator, VEN_CHRG = 5V,
MODE = VBAT, L = 10H, C = 4.7F
23
A
IBAT_SLP
Battery Current in SLEEP Mode
VEN_CHRG = 5V, MODE = VBAT,
VOUT > Regulation Voltage
●
10
15
20
A
VUVLO_BUCK
Buck Undervoltage Lockout
VBAT Rising
VBAT Falling
●
2.6
2.4
2.7
2.5
2.8
2.6
V
相關(guān)PDF資料
PDF描述
LTC4085EDE-3#TRPBF POWER SUPPLY MANAGEMENT CKT, PDSO14
LTC4090EDJC#TRPBR 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO22
LTC6103CMS8#TR 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
LTC6103HMS8#TR 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
LTC6604CUFF-10#TRPBF SPECIALTY ANALOG CIRCUIT, PQCC34
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC4080EMSE#PBF 功能描述:IC CHARGER LI-ION 10-MSOP 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
LTC4080EMSE#TRPBF 功能描述:IC CHARGER LI-ION 10-MSOP 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
LTC4080EMSE-PBF 制造商:LINER 制造商全稱:Linear Technology 功能描述:500mA Standalone Li-Ion Charger with Integrated 300mA Synchronous Buck
LTC4080EMSE-TRPBF 制造商:LINER 制造商全稱:Linear Technology 功能描述:500mA Standalone Li-Ion Charger with Integrated 300mA Synchronous Buck
LTC4080X 制造商:LINER 制造商全稱:Linear Technology 功能描述:500mA Standalone Li-Ion Charger with Integrated 300mA Synchronous Buck in 3mm × 3mm DFN
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。

采購需求

(若只采購一條型號(hào)，填寫一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

*型號(hào) *數(shù)量 廠商 批號(hào) 封裝
添加更多采購

我的聯(lián)系方式

*
*
*