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参数资料
| 型号： | LTC3527EUD-1#TR |
| 厂商： | LINEAR TECHNOLOGY CORP |
| 元件分类： | 稳压器 |
| 英文描述： | 0.8 A DUAL SWITCHING CONTROLLER, 2800 kHz SWITCHING FREQ-MAX, PQCC16 |
| 封装： | 3 X 3 MM, 0.75 MM HEIGHT, PLASTIC, MO-220WEED-2, QFN-16 |
| 文件页数： | 12/22页 |
| 文件大小： | 359K |
| 代理商： | LTC3527EUD-1#TR |
LTC3527/LTC3527-1
2
35271fc
ELECTRICAL CHARACTERISTICS
PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS
VIN, VIN1, VIN2 Voltage .................................–0.3V to 6V
SW1, SW2 Voltage (DC) .............................. –0.3V to 6V
(Pulsed < 100ns) ..................................... –0.3V to 7V
SHDN1, SHDN2, FB1, FB2 Voltage...............–0.3V to 6V
VOUT1, VOUT2................................................–0.3V to 6V
MODE, FSEL, PGOOD1, PGOOD2................. –0.3V to 6V
Operating Temperature (Notes 2, 5).........–40°C to 85°C
Junction Temperature ........................................... 125°C
Storage Temperature Range...................–65°C to 125°C
(Note 1)
16
17
PGND
15 14 13
5
6
7
8
TOP VIEW
UD PACKAGE
16-LEAD (3mm
3mm) PLASTIC QFN
9
10
11
12
4
3
2
1
SHDN1
FB1
MODE
VIN1
SHDN2
FB2
FSEL
VIN2
PGOOD1
V
IN
GND
PGOOD2
V
OUT1
SW1
SW2
V
OUT2
TJMAX = 125°C, θJA = 68°C/W
EXPOSED PAD (PIN 17) IS PGND, MUST BE SOLDERED TO PCB
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Minimum Start-Up Voltage
ILOAD = 1mA
0.7
0.88
V
Output Voltage Adjust Range
VOUT1
VOUT2
l
1.7
1.6
1.7
1.6
5.25
V
Line Regulation
VIN = 1V to 5V
0.005
%/V
Feedback Voltage FB1, FB2
l
1.176
1.20
1.224
V
Feedback Input Current FB1, FB2
VFB1,2 = 1.20V
1
50
nA
Quiescent Current: Shutdown
VSHDN1 = VSHDN2 = 0V, Not Including Switch
Leakage, VOUT1 = VOUT2 = 0V
0.1
2
μA
Quiescent Current: Burst Mode Operation
Measured on VOUT, VFB1 = VFB2 = 1.5V
12
μA
Quiescent Current: Active
VFB1 = VFB2 > 1.2V (Note 3)
500
900
μA
NMOS Switch Leakage Current (LTC3527)
VSW1,2 = 5V, SHDN1,2 = 0V
0.1
10
μA
The
l denotes the specications which apply over the full operating
temperature range, –40°C to 85°C. VIN = VIN1 = VIN2 = 1.2V, VOUT1 = VOUT2 = 3.3V, TA = 25°C, unless otherwise noted.
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3527EUD#PBF
LTC3527EUD#TRPBF
LDDK
16-Lead (3mm
× 3mm) Plastic QFN
–40°C to 85°C
LTC3527EUD-1#PBF
LTC3527EUD-1#TRPBF
LCXP
16-Lead (3mm
× 3mm) Plastic QFN
–40°C to 85°C
LEAD BASED FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3527EUD
LTC3527EUD#TR
LDDK
16-Lead (3mm
× 3mm) Plastic QFN
–40°C to 85°C
LTC3527EUD-1
LTC3527EUD-1#TR
LCXP
16-Lead (3mm
× 3mm) Plastic QFN
–40°C to 85°C
Consult LTC Marketing for parts specied with wider operating temperature ranges.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specications, go to: http://www.linear.com/tapeandreel/
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LTC3527EUD-1-TRPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:Dual 800mA/400mA, 1.2MHz/2.2MHz Synchronous Step-Up DC/DC Converters |
| LTC3527EUD-PBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:Dual 800mA/400mA, 1.2MHz/2.2MHz Synchronous Step-Up DC/DC Converters |
| LTC3527EUD-TR | 制造商:LINER 制造商全称:Linear Technology 功能描述:Dual 800mA/400mA, 1.2MHz/2.2MHz Synchronous Step-Up DC/DC Converters |
| LTC3527EUD-TRPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:Dual 800mA/400mA, 1.2MHz/2.2MHz Synchronous Step-Up DC/DC Converters |
| LTC3528 | 制造商:LINER 制造商全称:Linear Technology 功能描述:400mA Step-Up DC/DC Converter with Maximum Power Point Control and 250mV Start-Up |
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