參數(shù)資料
型號: LTC3614IUDD#PBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: 10.5 A SWITCHING REGULATOR, 2700 kHz SWITCHING FREQ-MAX, PQCC24
封裝: 3 X 5 MM, LEAD FREE, PLASTIC, QFN-24
文件頁數(shù): 28/30頁
文件大?。?/td> 438K
代理商: LTC3614IUDD#PBF
LTC3614
7
3614fa
Frequency vs Input Voltage
Switch Leakage vs Temperature,
Main Switch
Switch Leakage vs Temperature,
Synchronous Switch
Switch On-Resistance
vs Temperature
Frequency vs Resistor on
RT/SYNC Pin
Frequency vs Temperature
Dynamic Supply Current vs Input
Voltage without AVP Mode
VOUT Short to GND,
Forced Continuous Mode
Dynamic Supply Current vs
Temperature without AVP Mode
RESISTOR ON RT/SYNC PIN (kΩ)
0
FREQUENCY
(kHz)
500
1500
2000
2500
800
4500
3614 G23
1000
400
200
1000 1200
600
1400
3000
3500
4000
TEMPERATURE (°C)
–50
–1.2
FREQUENCY
VARIATION
(%)
–1.0
–0.6
–0.4
–0.2
0.8
0.2
–10
30
50
130
3614 G24
–0.8
0.4
0.6
0
–30
10
70
90 100
INPUT VOLTAGE (V)
2.25
–2.5
FREQUENCY
VARIATION
(%)
–2.0
–1.0
–0.5
0
1.0
3614 G25
–1.5
0.5
3.75
3.25
5.25
2.75
4.25
4.75
INPUT VOLTAGE (V)
0.1
DYNAMIC
SUPPL
Y
CURRENT
(mA)
1
10
100
2.25
3.25
3.75
4.25
4.75
0.01
2.75
5.25
3614 G28
FORCED CONTINUOUS MODE
PULSE-SKIPPING MODE
Burst Mode OPERATION
FREQ = 2.25MHz
TEMPERATURE (°C)
0.1
DYNAMIC
SUPPL
Y
CURRENT
(mA)
1
10
100
–50
30
70
110 130
0.01
–10 10
50
90
–30
3614 G29
FORCED CONTINUOUS MODE
PULSE-SKIPPING MODE
Burst Mode OPERATION
FREQ = 2.25MHz
TYPICAL PERFORMANCE CHARACTERISTICS V
IN = 3.3V, RT/SYNC = SVIN unless otherwise noted.
TEMPERATURE (°C)
–50
0
R
DS(ON)
(Ω)
0.005
0.015
0.020
0.025
70
0.045
3614 G22
0.010
10
–10
110
50
–30
90
30
130
0.030
0.035
0.040
MAIN SWITCH
SYNCHRONOUS SWITCH
TEMPERATURE (°C)
–50
SWITCH
LEAKAGE
(nA)
4000
5000
6000
110
3614 G26
3000
2000
0
–10
30
70
–30
130
10
50
90
1000
8000
7000
VIN = 2.25V
VIN = 3.3V
VIN = 5.5V
TEMPERATURE (°C)
–50
SWITCH
LEAKAGE
(nA)
4000
5000
6000
110
3614 G27
3000
2000
0
–10
30
70
–30
130
10
50
90
1000
8000
7000
VIN = 2.25V
VIN = 3.3V
VIN = 5.5V
VOUT
500mV/DIV
IL
5A/DIV
100μs/DIV
3614 G30
VOUT = 1.8V
IOUT = 0A
VMODE = 1.5V
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