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参数资料
| 型号： | LT3493EDCB#TRM |
| 厂商： | LINEAR TECHNOLOGY CORP |
| 元件分类： | 稳压器 |
| 英文描述： | 2.2 A SWITCHING REGULATOR, 815 kHz SWITCHING FREQ-MAX, PDSO6 |
| 封装： | 2 X 3 MM, PLASTIC, MO-229, DFN-6 |
| 文件页数： | 15/20页 |
| 文件大小： | 588K |
| 代理商： | LT3493EDCB#TRM |
LT3493
4
3493fb
Maximum Load Current,
VOUT = 5V, L = 8.2μH
Maximum Load Current,
VOUT = 5V, L = 33μH
Maximum Load Current,
VOUT = 3.3V, L = 4.7μH
Maximum Load Current,
VOUT = 3.3V, L = 10μH
Switch Voltage Drop
Undervoltage Lockout
Switching Frequency
Frequency Foldback
Soft-Start
TYPICAL PERFORMANCE CHARACTERISTICS T
A = 25°C unless otherwise noted.
VIN (V)
8
1.60
1.50
1.40
1.30
1.20
1.10
1.00
0.90
20
28
3493 G04
12
16
24
OUTPUT
CURRENT
(A)
TYPICAL
MINIMUM
VIN (V)
8
1.60
1.50
1.40
1.30
1.20
1.10
1.00
0.90
20
28
3493 G22
12
16
24
OUTPUT
CURRENT
(A)
TYPICAL
MINIMUM
VIN (V)
5
1.40
1.50
1.60
25
3493 G05
1.30
1.20
10
15
20
30
1.10
1.00
0.90
OUTPUT
CURRENT
(A)
TYPICAL
MINIMUM
VIN (V)
5
1.40
1.50
1.60
25
3493 G21
1.30
1.20
10
15
20
30
1.10
1.00
0.90
OUTPUT
CURRENT
(A)
TYPICAL
MINIMUM
SWITCH CURRENT (A)
0
V
CE(SW)
(mV)
150
450
500
550
0.4
0.8 1.0
3493 G06
50
350
250
100
400
0
300
200
0.2
0.6
1.4
1.2
1.6 1.8
TA = 25°C
TA = 85°C
TA = –40°C
TEMPERATURE (°C)
UVLO
(V)
3.60
3.80
4.00
125
3493 G08
3.40
3.20
3.50
3.70
3.90
3.30
3.10
3.00
–25
–50
25
0
75
100
150
50
TEMPERATURE (°C)
FREQUENCY
(kHz) 720
760
800
125
3493 G09
680
640
700
740
780
660
620
600
–25
–50
25
0
75
100
150
50
FEEDBACK VOLTAGE (mV)
0
SWITCHING
FREQUENCY
(kHz)
400
600
800
3493 G11
200
0
200
400
600
100
300
500
700
800
300
500
100
700
SHDN PIN VOLTAGE (V)
0
SWITCH
CURRENT
LIMIT
(A)
0.2
0.6
0.8
1.0
2.0
1.4
0.50
1
1.25
3493 G13
0.4
1.6
1.8
1.2
0.25
0.75
1.50 1.75
2
相关PDF资料 |
PDF描述 |
|---|---|
| LT3493EDCB#TR | 2.2 A SWITCHING REGULATOR, 815 kHz SWITCHING FREQ-MAX, PDSO6 |
| LT3513EUHF#TRPBF | 3.5 A SWITCHING REGULATOR, 2220 kHz SWITCHING FREQ-MAX, PQCC38 |
| LT3513EUHF#PBF | 3.5 A SWITCHING REGULATOR, 2220 kHz SWITCHING FREQ-MAX, PQCC38 |
| LT3513IUHF#TRPBF | 3.5 A SWITCHING REGULATOR, 2220 kHz SWITCHING FREQ-MAX, PQCC38 |
| LT3573EMSE#TRPBF | 1.85 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO16 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| LT3493EDCBTRMPBF | 制造商:Linear Technology 功能描述:Sw. Regulator 1.2A 750kHz Step-Down DFN6 |
| LT3493EDCB-TRPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:1.2A, 750kHz Step-Down Switching Regulator in 2mm × 3mm DFN |
| LT3493IDCB | 制造商:LINER 制造商全称:Linear Technology 功能描述:1.2A, 750kHz Step-Down Switching Regulator in 2mm × 3mm DFN |
| LT3493IDCB#PBF | 制造商:Linear Technology 功能描述:BUCK SW REG 1.4A 750KHZ 6D 制造商:Linear Technology 功能描述:DC-DC CONVERTER BUCK 750KHZ 制造商:Linear Technology 功能描述:BUCK, SW REG, 1.4A, 750KHZ, 6DFN 制造商:Linear Technology 功能描述:DC-DC CONVERTER, BUCK, 750KHZ, 1.2A, DFN-6; Primary Input Voltage:36V; No. of Outputs:1; Output Voltage:780mV; Output Current:1.2A; No. of Pins:6; Operating Temperature Min:-40C; Operating Temperature Max:125C; Package / Case:6-DFN;RoHS Compliant: Yes |
| LT3493IDCB#PBF | 制造商:Linear Technology 功能描述:DC-DC CONVERTER, BUCK, 750KHZ, 1.2A, DFN |
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