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参数资料
| 型号： | MP8650DN-Z |
| 厂商： | MONOLITHIC POWER SYSTEMS INC |
| 元件分类： | 稳压器 |
| 英文描述： | 19 A SWITCHING REGULATOR, 400 kHz SWITCHING FREQ-MAX, QCC20 |
| 封装： | 3 X 4 MM, MO-220VGED, QFN-20 |
| 文件页数： | 2/8页 |
| 文件大小： | 233K |
| 代理商： | MP8650DN-Z |
MP8650 – 15A, 28V, HIGH FREQUENCY STEP-DOWN WITH SYNCHRONOUS GATE DRIVER
MP8650 Rev. 0.2
www.MonolithicPower.com
2
12/13/2007
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
2007 MPS. All Rights Reserved.
PACKAGE REFERENCE
TOP VIEW
PIN 1 ID
1
2
3
4
5
6
7
VCC
SYNCOUT
SYNCIN
EN
SS/TRK
FB
COMP
17
16
15
14
13
12
11
SW
VIN
PG BST VIN
GND GATE VIN
89
10
20
19
18
Part Number*
Package
Temperature
MP8650DN
3mm x 4mm
QFN
–40
°C to +85°C
* For Tape & Reel, add suffix –Z (eg. MP8650DN–Z)
For RoHS compliant packaging, add suffix –LF
(eg. MP8650DN–LF–Z)
ABSOLUTE MAXIMUM RATINGS (1)
Supply Voltage VIN....................................... 30V
VSW....................................... –0.3V to VIN + 0.3V
VBS ....................................................... VSW + 6V
All Other Pins................................. –0.3V to +6V
Junction Temperature...............................150
°C
Lead Temperature ....................................260
°C
Storage Temperature ..............–65
°C to +150°C
Recommended Operating Conditions
(2)
Supply Voltage VIN........................... 4.5V to 28V
Output Voltage VOUT ................... 0.8V to VIN -7V
Operating Temperature .............–40
°C to +85°C
Thermal Resistance
(3)
θJA
θJC
QFN (3mm x 4mm)................. 48 ...... 11...
°C/W
Notes:
1) Exceeding these ratings may damage the device.
2) The device is not guaranteed to function outside of its
operating conditions.
3) Measured on approximately 1” square of 1 oz copper.
ELECTRICAL CHARACTERISTICS
VIN = 12V, TA = +25°C, unless otherwise noted.
Parameters
Symbol
Condition
Min
Typ
Max
Units
Feedback Voltage
VFB
4.5V
≤ VIN ≤ 28V
0.799
0.815
0.831
V
Feedback Current
IFB
VFB = 0.8V
10
nA
Switch On Resistance
(4)
RDS(ON)
18
m
Switch Leakage
VEN = 0V, VSW = 0V
0
10
μA
Current Limit
(4)
19
A
Oscillator Frequency
fSW
VFB = 0.6V, SYNCIN = 5V
400
KHz
Fold-back Frequency
VFB = 0V
100
KHz
Maximum Duty Cycle
VFB = 0.6V
90
%
Minimum On Time
tON
VFB = 1V
100
ns
Soft-Start Charging Current
ISS
VSS = 0V
5
μA
COMP Threshold for Switching
VCOMP_LOW
0.6
V
Maximum COMP Level
VCOMP_MAX VFB = 0.6V
4.4
V
Gain of Error Amplifier
GEA
VCOMP = 1.5V
2
mA/V
Error Amplifier Sink Current
VCOMP = 1.5V
–170
μA
Error Amplifier Source Current
VCOMP = 1.5V
+170
μA
Gain of Internal Current Sense
GCS
TBD
A/V
Slope Compensation
VSLOPE
TBD
V
Power Good Ramp Up Threshold
90
%
Power Good Ramp Down Threshold
85
%
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相关代理商/技术参数 |
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|---|---|
| MP8666DN-LF | 功能描述:开关变换器、稳压器与控制器 6A, 600kHz Step-Down w/Sync Gate Driver RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel |
| MP8666DN-LF-Z | 功能描述:开关变换器、稳压器与控制器 6A, 600kHz Step-Down w/Sync Gate Driver RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel |
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| MP8670DN-LF | 功能描述:开关变换器、稳压器与控制器 6A, 30V, 420kHz Sync Step-Dwn w/Gate Drvr RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel |
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