參數(shù)資料
型號(hào)： LTC3675EUFF#TRPBF
廠商： LINEAR TECHNOLOGY CORP
元件分類： 電源管理
英文描述： POWER SUPPLY SUPPORT CKT, PQCC44
封裝： 4 X 7 MM, 0.75 MM HEIGHT, LEAD FREE, PLASTIC, QFN-44
文件頁數(shù)： 35/36頁
文件大?。?/td> 413K
代理商： LTC3675EUFF#TRPBF
LTC3675
8
3675f
TYPICAL PERFORMANCE CHARACTERISTICS
Enable Threshold vs Temperature
Enable Pin Precision Threshold
vs Temperature
1A Buck Regulators,
Efciency vs Load
1A Buck Regulators,
Efciency vs Load
1A Buck Regulators,
Load Regulation
1A Buck Regulators,
Line Regulation
Undervoltage Threshold
vs Temperature
Input Supply Current
vs Temperature
Oscillator Frequency
vs Temperature
TEMPERATURE (°C)
UV
THRESHOLD
(V)
2.70
2.60
2.65
2.45
2.40
2.55
2.50
2.35
2.30
–15
–35
3675 G01
5
25
65
85 105 125
–55
45
VIN_FALLING
VIN_RISING
TEMPERATURE (°C)
I VIN_ALLOFF
(μA)
50
40
45
30
35
15
10
25
20
5
0
–15
–35
3675 G02
5
25
65
85 105 125
–55
45
VIN = 2.7V
VIN = 3.6V
VIN = 5.5V
ALL REGULATORS AND LED
DRIVER IN SHUTDOWN
TEMPERATURE (°C)
f OSC
(MHz)
2.50
2.40
2.45
2.30
2.35
2.15
2.10
2.25
2.20
2.05
2.00
–15
–35
3675 G03
5
25
65
85 105 125
–55
45
VIN = 2.7V
VIN = 3.6V
VIN = 5.5V
TEMPERATURE (°C)
EN
THRESHOLD
(V)
900
800
850
700
750
550
650
600
450
500
400
–15
–35
3675 G04
5
25
65
85 105 125
–55
45
EN RISING
EN FALLING
ALL REGULATORS AND LED
DRIVER DISABLED, VIN = 3.6V
TEMPERATURE (°C)
EN
THRESHOLD
(mV)
420
410
415
400
405
385
395
390
380
–15
–35
3675 G05
5
25
65
85 105 125
–55
45
EN RISING
THRESHOLD MEASURED WITH A
REGULATOR ENABLED, VIN = 3.6V
EN FALLING
LOAD CURRENT (mA)
EFFICIENCY
(%)
100
60
70
80
90
40
50
10
30
20
0
3675 G06
10
100
1000
1
VIN = 2.7V Burst Mode OPERATION
VIN = 3.6V Burst Mode OPERATION
VIN = 5.5V Burst Mode OPERATION
VIN = 2.7V PULSE SKIPPING-MODE
VIN = 3.6V PULSE SKIPPING-MODE
VIN = 5.5V PULSE SKIPPING-MODE
VOUT = 1.2V
LOAD CURRENT (mA)
EFFICIENCY
(%)
100
60
70
80
90
40
50
10
30
20
0
3675 G06
10
100
1000
1
VIN = 2.7V Burst Mode OPERATION
VIN = 3.6V Burst Mode OPERATION
VIN = 5.5V Burst Mode OPERATION
VIN = 2.7V PULSE SKIPPING-MODE
VIN = 3.6V PULSE SKIPPING-MODE
VIN = 5.5V PULSE SKIPPING-MODE
VOUT = 2.5V
LOAD CURRENT (mA)
V
OUT1
(V)
1.220
1.204
1.208
1.212
1.216
1.196
1.200
1.184
1.192
1.188
1.180
3675 G08
10
100
1000
1
VIN = 2.7V
PULSE-SKIPPING MODE
VIN = 3.6V
VIN = 5.5V
VIN (V)
V
OUT1
(V)
1.220
1.212
1.196
1.188
1.204
1.180
1.216
1.200
1.192
1.208
1.184
3675 G09
3.1
5.1
4.7
5.5
3.9
3.5
4.3
2.7
PULSE-SKIPPING MODE
LOAD = 100mA
LOAD = 500mA
TA = 25°C, unless otherwise noted.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC3676EUJ#PBF 制造商:Linear Technology 功能描述: 制造商:Linear Technology 功能描述:DP-PMIC Multifunction, PMIC For Applications Processors
LTC3676EUJ-1#PBF 制造商:Linear Technology 功能描述:IC CONV I.MX6 40QFN 制造商:Linear Technology 功能描述:DP-PMIC Multifunction, PMIC For Applications Processors
LTC3676IUJ#PBF 制造商:Linear Technology 功能描述: 制造商:Linear Technology 功能描述:IC CONV I.MX6 40QFN 制造商:Linear Technology 功能描述:IC POWER MANAGEMENT SOLUTION 制造商:Linear Technology 功能描述:DP-PMIC Multifunction, PMIC For Applications Processors
LTC3676IUJ#TRPBF 制造商:Linear Technology 功能描述:IC CONV I.MX6 40QFN
LTC3676IUJ-1#PBF 制造商:Linear Technology 功能描述:IC CONV I.MX6 40QFN 制造商:Linear Technology 功能描述:IC POWER MANAGEMENT SOLUTION 制造商:Linear Technology 功能描述:IC, POWER MANAGEMENT SOLUTION, QFN-40
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