參數(shù)資料
型號: LTC4099EUDC#TRPBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 電源管理
英文描述: 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PQCC20
封裝: 3 X 4 MM, 0.75 MM HEIGHT, LEAD FREE, PLASTIC, QFN-20
文件頁數(shù): 36/36頁
文件大小: 536K
代理商: LTC4099EUDC#TRPBF
LTC4099
4099fd
IRQ PIN VOLTAGE (V)
0
IRQ
PIN
CURRENT
(mA)
60
80
100
4
4099 G28
40
20
0
1
2
3
5
OVP Disconnect Waveform
IRQ Pin Current vs Voltage
(Pull-Down State)
OVGATE vs OVSENS
Rising Overvoltage Threshold
vs Temperature
TEMPERATURE (°C)
–40
OVP
THRESHOLD
(V)
6.270
6.275
6.280
60
4099 G25
6.265
6.260
6.255
–15
10
35
85
INPUT VOLTAGE (V)
0
OVGA
TE
(V)
2
4
6
8
10
12
2
4
6
8
4099 G27
OVSENS CONNECTED
TO INPUT THROUGH
6.2k RESISTOR
OVSENS Quiescent Current
vs Temperature
TEMPERATURE (°C)
–40
QUIESCENT
CURRENT
(A)
33
35
37
60
4099 G26
31
29
27
–15
10
35
85
VOVSENS = 5V
Typical perForMance characTerisTics TA = 25°C, VBUS = 5V, BAT = 3.8V, RPROG = 1.02k,
RCLPROG = 3.01k, unless otherwise noted.
VBUS
5V/DIV
OVGATE
5V/DIV
500s/DIV
4099 G30
OVP INPUT
VOLTAGE
5V TO
10V STEP
5V/DIV
Battery Safety Conditioner Discharge
Current vs Battery Voltage
OVP Connection Waveform
Input Current vs Temperature
High Voltage Input Charging
Efficiency vs Battery Voltage
TEMPERATURE (°C)
–40
0
INPUT
CURRENT
(mA)
200
400
–15
10
60
35
100
300
500
85
4099 G31
500mA USB SETTING
100mA USB SETTING
BATTERY CHARGER
SET FOR 1200mA
BATTERY VOLTAGE (V)
3.6
BA
TTER
YCURRENT
(mA)
60
90
120
30
3.8
4.0
3.7
3.9
4.1
4.2
0
150
4099 G32
BATTERY CONDITIONER ENABLED
VNTC/ VNTCBIAS < 0.219
VBUS = 0V
BATTERY VOLTAGE (V)
3.0
EFFICIENCY
(%)
80
60
40
3.6
3.3
3.9
4.2
20
0
100
4099 G33
CONVENTIONAL 5V BUCK
WITHOUT Bat-Track
USING THE LT3653
WITH Bat-Track
BATTERY CHARGE SET FOR 700mA
INPUT VOLTAGE = 13.5V
OVGATE
250s/DIV
4099 G29
0V
2V/DIV
VBUS
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