參數(shù)資料
型號: LTC3536IMSE#PBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: 4 A SWITCHING REGULATOR, 1440 kHz SWITCHING FREQ-MAX, PDSO12
封裝: LEAD FREE, PLASTIC, MSOP-12
文件頁數(shù): 24/28頁
文件大?。?/td> 1088K
代理商: LTC3536IMSE#PBF
LTC3536
5
3536f
TYPICAL PERFORMANCE CHARACTERISTICS
MaximumLoadCurrentinPWMMode
vsInputVoltage1MHzSwitching
Frequency,4.7HInductorValue
Maximum Load Current in Burst
Mode Operation vs Input Voltage
Negative Inductor Current
vs Oscillator Frequency
Change in Output Voltage vs Load
Current for 3.3V Output and 3.3V
Input
Load Step 0A to 1A
Load Step 0mA to 300mA
RDS(ON) for P-Channel Switch D
Feedback Voltage
Oscillator Frequency vs RT
TA = 25°C, VIN = VOUT = 3.3 V unless otherwise noted.
INPUT VOLTAGE (V)
1.5
R
DS(ON)
(m)
120
240
260
280
2.5
3.5 4
3536 G10
80
200
160
100
220
60
180
140
2
3
4.5
6
5 5.5
–45°C
0°C
25°C
85°C
125°C
RT (k)
40
0
OSCILLATOR
FREQUENCY
(MHz)
0.4
0.8
1.2
90
140
190
240
3536 G12
290
1.6
2.0
0.2
0.6
1.0
1.4
1.8
340
INPUT VOLTAGE (V)
1.5
0
MAXIMUM
LOAD
CURRENT
(mA)
500
1500
2000
2500
2.5
3.5 4
6
3536 G13
1000
2
3
4.5
5 5.5
VOUT = 1.8V
VOUT = 3.3V
VOUT = 5.5V
INPUT VOLTAGE (V)
1.5
0
MAXIMUM
LOAD
CURRENT
(mA)
50
150
200
250
2.5
3.5 4
6
3536 G14
100
2
3
4.5
5 5.5
300
VOUT = 1.8V
VOUT = 3.3V
VOUT = 5.5V
OSCILLATOR FREQUENCY (MHz)
0.2
0.6
0.4
0.8
1.2
1
1.4 1.6 1.8
2.2 2.4
2
REVERSE
CURRENT
LIMIT
(A)
–1.0
–0.5
3536 G15
–1.5
–2.0
0
VOUT PULLED UP TO 3.6V
VIN = 1.8V
L = 4.7H
LOAD CURRENT (mA)
0.001
OUTPUT
VOLTAGE
REGULATION
(%)
0
1
0.01
0.1
10
1
3536 G16
–1
–2
–3
PWM
BURST
VOUT
200mV/DIV
ILOAD
500mA/DIV
100s/DIV
3536 G17
VIN = 3.2V
VOUT = 3.3V
VOUT
200mV/DIV
ILOAD
100mA/DIV
100s/DIV
3536 G18
VIN = 1.8V
VOUT = 3.3V
TEMPERATURE (°C)
–50
CHANGE
IN
VOLTAGE
FROM
25°C
(%)
0.2
0.6
1.0
110
3536 G11
–0.2
–0.6
0
0.4
0.8
–0.4
–0.8
–1.0
–10
–30
30
10
70 90
130
50
150
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