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参数资料
| 型号： | LTC1980EGN |
| 厂商： | Linear Technology |
| 文件页数： | 4/16页 |
| 文件大小： | 0K |
| 描述： | IC PWM BATT CHARGER/CONV 24-SSOP |
| 标准包装： | 55 |
| 功能： | 充电管理 |
| 电池化学： | 锂离子，镍镉，镍氢 |
| 电源电压： | 2.85 V ~ 10 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 24-SSOP（0.154"，3.90mm 宽） |
| 供应商设备封装： | 24-SSOP |
| 包装： | 管件 |
LTC1980
ELECTRICAL CHARACTERISTICS
The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T A = 25 ° C.V BAT = 2.4V, V REG = 5V, V BAT unloaded.
SYMBOL
V P2
PARAMETER
Digital Input Pull-Up Voltage, BATT1
CONDITIONS
BATT1 Input Floating
MIN
TYP
1.6
MAX
UNITS
V
V IL3
V IH3
Digital Input Low Voltage, BATT2
Digital Input High Voltage, BATT2
2
0.3
V
V
I I1
I I2
I I3
Digital Input Current, WA
Digital Input Current, BATT1
Digital Input Current, BATT2
–5
–10
–1
5
10
1
μ A
μ A
μ A
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2: The LTC1980E is guaranteed to meet performance specifications
temperature range are assured by design, characterization and correlation
with statistical process controls.
Note 3: T A = 0 ° C to 70 ° C.
from 0 ° C to 70 ° C. Specifications over the –40 ° C to 85 ° C operating
TYPICAL PERFOR A CE CHARACTERISTICS
Feedback Reference Voltage
Switching Frequency Variance
vs Temperature
vs Temperature
Regulator Load Regulation
1.2240
1.2235
1.5
1.0
0
–0.2
V BAT = 4.2V
V REG ? 3.3V
T A = 25 ° C
FIGURE 5
1.2230
1.2225
1.2220
1.2215
1.2210
0.5
0
–0.5
–1.0
–0.4
–0.6
–0.8
–1.0
1.2205
–40
–15
10 35
60
85
–1.5
–40
–15
10 35
60
85
–1.2
0
100
200 300 400
500
90
85
80
75
70
TEMPERATURE ( ° C)
3.3V Regulator Efficiency
vs Load Current
1980 G01
90
85
80
75
70
TEMPERATURE ( ° C)
5V Regulator Efficiency
vs Load Current
1980 G02
V REG
50mV/DIV
I L
500mA/DIV
LOAD CURRENT (mA)
1980 G03
Regulator Load Step Response
65
60
10
100
V BAT = 3.6V
T A = 25 ° C
FIGURE 5
1000
65
60
10
100
V BAT = 3.6V
T A = 25 ° C
R8 = 309k
FIGURE 5
1000
V BAT = 3.6V 100 μ s/DIV
V REG ? 3.3V
I L = 100mA TO 500mA
T A = 25 ° C
FIGURE 5
1980 G06
LOAD CURRENT (mA)
1980 G04
LOAD CURRENT (mA)
1980 G05
1980f
4
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| LTC1980EGN#PBF | 功能描述:IC PWM BATT CHARGER/CONV 24-SSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 电池管理 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:- 功能:电池监控器 电池化学:碱性，锂离子，镍镉，镍金属氢化物 电源电压:1 V ~ 5.5 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:SOT-23-6 供应商设备封装:SOT-6 包装:带卷 (TR) |
| LTC1980EGN#TR | 功能描述:IC PWM BATT CHARGER/CONV 24-SSOP RoHS:否 类别:集成电路 (IC) >> PMIC - 电池管理 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:- 功能:电池监控器 电池化学:碱性，锂离子，镍镉，镍金属氢化物 电源电压:1 V ~ 5.5 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:SOT-23-6 供应商设备封装:SOT-6 包装:带卷 (TR) |
| LTC1980EGN#TRPBF | 功能描述:IC PWM BATT CHARGER/CONV 24-SSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 电池管理 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:- 功能:电池监控器 电池化学:碱性，锂离子，镍镉，镍金属氢化物 电源电压:1 V ~ 5.5 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:SOT-23-6 供应商设备封装:SOT-6 包装:带卷 (TR) |
| LTC1981ES5 | 制造商:Linear Technology 功能描述:MOSFET DRVR 1-OUT Hi Side 5-Pin TSOT-23 |
| LTC1981ES5#PBF | 制造商:Linear Technology 功能描述:MOSFET DRVR 1-OUT Hi Side 5-Pin TSOT-23 制造商:Linear Technology 功能描述:DP-Power Controller, CUT TAPE Single Micropower Hi Side Sw Controller 制造商:Linear Technology 功能描述:DRIVER, MOSFET, HIGH/LOW SIDE, SOT-23, Device Type:MOSFET, Module Configuration:High Side, Low Side, Supply Voltage Min:1.8V, Supply Voltage Max:5.5V, Driver Case Style:SOT-23, No. of Pins:5, Operating Temperature Min:-40C , RoHS Compliant: Yes |
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