參數(shù)資料
型號: LTC3400BES6#PBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: 0.85 A SWITCHING REGULATOR, 1500 kHz SWITCHING FREQ-MAX, PDSO6
封裝: PLASTIC, SOT-23, 6 PIN
文件頁數(shù): 6/12頁
文件大?。?/td> 212K
代理商: LTC3400BES6#PBF
LTC3400/LTC3400B
3
3400fa
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Output Load Burst Mode Threshold
vs VIN
VIN (V)
0.9
0
OUTPUT
CURRENT
(mA)
1.5
2.1
2.7
3.3
3400 G01
3.9
4.5
20
10
VOUT = 3.3V
VOUT = 5V
L = 4.7
H
TA = 25°C
TEMPERATURE (
°C)
–60
3.24
V
OUT
(V)
3.26
3.28
3.30
3.32
3.36
–30
030
60
3400 G02
90
120
3.34
FIGURE 1 CIRCUIT
IO = 10mA
IOUT (mA) CURRENT SOURCE LOAD
0.1
0.8
START-UP
VOLTAGE
(V)
1.2
1.3
1.4
1
10
100
3400 G03
1.1
1.0
0.9
TA = 25°C
VOUT vs Temperature
Minimum Start-Up Voltage
vs Load Current
No Load Battery Current vs VBATT
BATTERY VOLTAGE (V)
1.2
10
100
1000
1.8
3400 G04
BATTERY
CURRENT
(
A)
0.9
3.0
1.5
2.1
2.4
2.7
VOUT = 3.3V
TA = 25°C
SW Pin Fixed Frequency,
Continuous Inductor Current
Operation
TEMPERATURE (
°C)
–50
NORMALIZED
FREQUENCY
0.99
1.00
1.01
10
50
3400 G05
0.98
0.97
–30
–10
30
70
90
0.96
0.95
SW Pin Antiringing Operation
Fixed Frequency and Burst Mode
Operation
VOUT Transient Response
Normalized Oscillator Frequency
vs Temperature
VSW
1V/DIV
0V
VIN = 1.3V
100ns/DIV
3400 G06
VOUT = 3.3V
IOUT = 10mA
L = 6.8
H
COUT = 4.7F
VSW
1V/DIV
0V
VIN = 1.3V
100ns/DIV
3400 G07
VOUT = 3.3V
IOUT = 50mA
L = 6.8
H
COUT = 4.7F
VOUT(AC)
100mV/DIV
60mA
VIN = 1.3V
10ms/DIV
3400 G08
VOUT = 3.3V
IOUT = 60mA TO 10A
L = 6.8
H
COUT = 4.7F
10
A
IOUT
VOUT(AC)
100mV/DIV
100mA
VIN = 1.3V
100
s/DIV
3400 G09
VOUT = 3.3V
IOUT = 40mA TO 100mA
L = 6.8
H
COUT = 4.7F
40mA
IOUT
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