參數(shù)資料
型號(hào): LTC3409
廠商: Linear Technology Corporation
元件分類: DRAM
英文描述: 64 x 18 3.3-V asynchronous FIFO memory 56-SSOP 0 to 70
中文描述: 600mA的低輸入電壓降壓穩(wěn)壓器x 3mm DFN封裝采用3mm
文件頁(yè)數(shù): 5/16頁(yè)
文件大?。?/td> 246K
代理商: LTC3409
5
LTC3409
3409f
Oscillator Frequency
vs Temperature
TEMPERATURE (
°
C)
–50
O
2.10
2.00
2.40
2.30
2.70
2.60
2.50
2.20
1.90
1.80
1.60
1.50
1.70
1.30
1.20
1.40
25
75
125
100
3409 G07
–25
0
50
V
IN
= 1.6V
V
IN
= 1.6V
V
IN
= 2.7V
V
IN
= 2.7V
OSC 2.6MHz
OSC 1.7MHz
V
IN
= 4.2V
V
IN
= 4.2V
INPUT VOLTAGE (V)
1.5
O
–2
0
2
f
1.7MHz
f
2.6MHz
5.5
3409 G08
–4
–6
–10
2.5
3.5
4.5
–8
6
4
LOAD CURRENT (mA)
0
1.18
O
1.19
1.20
1.21
1.22
100 200 300 400
3409 G09
500 600 700 800 900
1.2V
BURST
1.2V
OUT
PULSE
SKIP
Oscillator Frequency Shift
vs Input Voltage
Output Voltage vs Load Current
V
IN
= 1.6V
R
DS(ON)
vs Input Voltage
Dynamic Supply Current
vs Input Voltage
INPUT VOLTAGE (V)
1.5
0
R
D
)
0.050
0.150
0.200
0.250
3.5
5.5
0.450
3409 G10
0.100
2.5
4.5
0.300
0.350
0.400
MAIN
SWITCH
SYNCHRONOUS
SWITCH
R
DS(ON)
vs Input Temperature
TEMPERATURE (
°
C)
–50
0.35
0.40
1.6V
1.6V
2.7V
2.7V
4.2V
4.2V
0.50
0.55
25
75
3409 G11
0.30
0.25
–25
0
50
100
125
0.20
0.15
0.10
0.45
R
D
)
SYNCHRONOUS SWITCH
MAIN SWITCH
INPUT VOLTAGE (V)
1.5
0
D
μ
A
D
μ
A
1000
3000
4000
5000
6000
2.5
3.5
4
6
3409 G12
2000
2
3
4.5
5
5.5
0
20
60
80
100
40
120
PULSE
SKIP
BURST/SLEEP
V
FB
= V
IN
V
FB
= 0
V
OUT
= 1.5V
OUT
= 0
V
OUT
= 1.5V
I
OUT
= 0
Dynamic Supply Current vs
Temperature, V
IN
= 3.6V,
V
OUT
= 1.5V, 0 Load
Switch Leakage vs Temperature
V
IN
= 5.5V
TEMPERATURE (
°
C)
–50
S
4000
5000
6000
25
75
3409 G14
3000
2000
–25
0
50
100
125
1000
0
MAIN SWITCH
V
IN
= 5.5V
SYNCHRONOUS SWITCH
Switch Leakage vs Input Voltage
INPUT VOLTAGE (V)
0
S
25
30
35
8
3409 G15
20
15
0
2
4
6
10
5
45
40
MAIN SWITCH
SYNCHRONOUS
SWITCH
TEMPERATURE (
°
C)
–50
0
D
μ
A
50
150
200
250
500
350
0
50
75
3409 G13
100
400
450
300
–25
25
100
125
PULSE SKIP
BURST
TYPICAL PERFOR U
(From Typical Application on the front page except for the resistive divider resistor values)
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