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参数资料
| 型号： | LTC3542EDC-1#PBF |
| 厂商： | LINEAR TECHNOLOGY CORP |
| 元件分类： | 稳压器 |
| 英文描述： | SWITCHING REGULATOR, 2700 kHz SWITCHING FREQ-MAX, PDSO6 |
| 封装： | 2 X 2 MM, LEAD FREE, PLASTIC, MO-229WCCD-2, DFN-6 |
| 文件页数： | 9/16页 |
| 文件大小： | 235K |
| 代理商： | LTC3542EDC-1#PBF |
LTC3542-1
2
35421f
ELECTRICAL CHARACTERISTICS
Input Supply Voltage (VIN)........................... –0.3V to 6V
VOUT, RUN Voltages......................................–0.3V to VIN
MODE Voltage................................–0.3V to (VIN + 0.3V)
SW Voltage ....................................–0.3V to (VIN + 0.3V)
Operating Temperature Range (Note 2).... –40°C to 85°C
Junction Temperature (Note 7) ............................. 125°C
Storage Temperature Range................... –65°C to 150°C
Reow Peak Body Temperature ............................ 260°C
The
l denotes the specications which apply over the full operating
temperature range, otherwise specications are at TA = 25°C. VIN = 3.6V unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIN
Operating Voltage Range
l
2.5
5.5
V
RVOUT
Input Resistance of VOUT Pin
504
840
1176
kΩ
VOUT
Output Feedback Voltage (Note 4)
l
2.744
2.8
2.856
V
ΔVLINE_REG
Reference Voltage Line Regulation (Note 4) VIN = 2.5V to 5.5V
0.04
0.2
%/V
ΔVLOAD_REG
Output Voltage Load Regulation (Note 4)
ILOAD = 100mA to 500mA
0.02
0.2
%
IS
Input DC Supply Current (Note 5)
Active Mode
Sleep Mode
Shutdown
VOUT = 2.5V
VOUT = 2.9V, MODE = 0V
RUN = 0V
300
26
0.1
500
35
1
μA
fOSC
Oscillator Frequency
VOUT = 2.8V
l
1.8
2.25
2.7
MHz
fSYNC
Synchronous Frequency
VOUT = 2.8V
1
3
MHz
ILIM
Peak Switch Current
VIN = 3V, VOUT = 2.5V, Duty Cycle < 35%
650
1000
mA
RDS(ON)
P-Channel On Resistance (Note 6)
N-Channel On Resistance (Note 6)
ISW = 100mA
ISW = –100mA
0.5
0.35
0.65
0.55
Ω
ISW(LKG)
Switch Leakage Current
VIN = 5V, VRUN = 0V, VSW = 0V or 5V
±0.01
±1
μA
ABSOLUTE MAXIMUM RATINGS
(Note 1)
TOP VIEW
RUN
SW
VOUT
VIN
GND
DC PACKAGE
6-LEAD (2mm
2mm) PLASTIC DFN
4
5
7
6
3
2
1
MODE/SYNC
TJMAX = 125°C, θJA = 89°C/W, θJC = 18°C/W
(SOLDERED TO A 4-LAYER BOARD, NOTE 3)
EXPOSED PAD (PIN 7) IS GND, MUST BE SOLDERED TO PCB
PIN CONFIGURATION
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3542EDC-1#PBF
LTC3542EDC-1#TRPBF
LDWC
6-Lead (2mm
× 2mm) Plastic DFN
–40°C to 85°C
Consult LTC Marketing for parts specied with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard lead based nish parts.
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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| LTC3547BIDDB#PBF | 0.7 A DUAL SWITCHING CONTROLLER, 2700 kHz SWITCHING FREQ-MAX, PDSO8 |
| LTC3560ES6 | 2.1 A SWITCHING REGULATOR, 2700 kHz SWITCHING FREQ-MAX, PDSO6 |
| LTC3560ES6#TR | 2.1 A SWITCHING REGULATOR, 2700 kHz SWITCHING FREQ-MAX, PDSO6 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| LTC3542EDC-1-TRPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:500mA, 2.25MHz 2.8V Output Synchronous Step-Down DC/DC Converter |
| LTC3542EDC-PBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:500mA, 2.25MHz Synchronous Step-Down DC/DC Converter |
| LTC3542EDC-TRPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:500mA, 2.25MHz Synchronous Step-Down DC/DC Converter |
| LTC3542ES6#PBF | 制造商:Linear Technology 功能描述:DC-DC CONVERTER BUCK 2.25MHZ 制造商:Linear Technology 功能描述:DC-DC CONVERTER, BUCK, 2.25MHZ, 500mA, TSOT-23-6; Primary Input Voltage:5.5V; No. of Outputs:1; Output Current:500mA; No. of Pins:6; Operating Temperature Min:-40C; Operating Temperature Max:85C; Package / Case:6-TSOT-23 ;RoHS Compliant: Yes |
| LTC3542ES6#TR | 制造商:Linear Technology 功能描述:Conv DC-DC Single Step Down 2.5V to 5.5V 6-Pin TSOT-23 T/R |
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