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参数资料
| 型号： | LTC1980EGN |
| 厂商： | Linear Technology |
| 文件页数： | 3/16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 RCHG2
PARAMETER
Recharge Threshold, Delta Voltage with Respect
CONDITIONS
BATT 1 = Open
MIN
TYP
60
MAX
UNITS
mV
to Float Voltage, Measured at OVP
V LT0
V LT1
I BLDO
g mldo
Charger Shorted Cell Threshold
Charger Shorted Cell Threshold
Input Bias Current, Low Dropout Regulator
Transconductance, Low Dropout Regulator
BATT2 = 0
BATT2 = 1
Measured at LDOFB Pin
Measured from LDOFB to LDODRV
2.55
5.2
2.7
5.4
1.0
350
2.8
5.65
V
V
μ A
μ mhos
V OLLDO
V OHLDO
I OUTLDO
Output Low Voltage, Low Dropout Regulator
Output High Voltage, Low Dropout Regulator
Low Dropout Regulator Output Current, Source/Sink
V REG – 0.1
± 20
0.1
V
V
μ A
A VOL
I BEA
V OLEA
Error Amplifier Open-Loop Voltage Gain
Error Amplifier Input Bias Current
Error Amplifier Output Low Voltage
From REGFB to V C
–0.1
0
60
0.1
0.5
dB
μ A
V
V OHEA
I OUT
Error Amplifier Output High Voltage
Error Amplifier Output Source Current
SS = Open
1.4
0.5
2
V
mA
Error Amplifier Output Sink Current
–1.2
mA
g mflt
Float Voltage Error Amplifier Transconductance
Measured from OVP to SS,
65
μ mhos
Charger Mode, BATT1 = Open
I BFLT
Float Voltage Error Amplifier Input Current
–0.1
0.1
μ A
(Measured at OVP Input)
V OS1
I BIS
Current Amplifier Offset Voltage
Input Bias Current, I SENSE Input
–6
–100
6
mV
μ A
A VCA
Current Amplifier Voltage Gain
Measured from I SENSE to
2.3
2.44
2.55
V/V
CAOUT Pin
R PROG
I PROG
PROG Pin On Resistance
PROG Pin Leakage Current
400
100
?
nA
f S
t r , t f
t BREAK
f TIMER
Switching Frequency
Driver Output Transition Times
Driver Output Break Times
Timer Frequency
C L = 15pF
V BAT = V REG = 10V
C = 1000pF
●
260
300
10
100
4.5
340
kHz
ns
ns
kHz
I TIMER1
I TIMER2
R REG
TIMER Pin Source Current
TIMER Pin Sink Current
REG On Resistance
–4
4
68
μ A
μ A
?
I REGPD
I REGLK
V VTHREG
REG Pull-Down Current
REG Leakage Current
REG Logic Threshold
2
0.3
5
60
9
1.3
μ A
nA
V
V IL1
Digital Input Low Voltage,
V REG = 5V
1.185
1.221
1.247
V
Negative-Going, Wall Adapter (WA)
V IH1
Digital Input High Voltage,
V REG = 5V
1.195
1.226
1.257
V
Positive-Going, Wall Adapter (WA)
V IL2
V IH2
Digital Input Low Voltage, BATT1
Digital Input High Voltage, BATT1
V BIAS2
100
mV
V
–100
1980f
3
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相关代理商/技术参数 |
参数描述 |
|---|---|
| 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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