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參數(shù)資料
| 型號： | MTD20N03HDL |
| 廠商： | 飛思卡爾半導體(中國)有限公司 |
| 英文描述： | 1.5 A Switch-Mode Power Supply with Linear Regulator |
| 中文描述： | 1.5開關模式電源，線性穩(wěn)壓器 |
| 文件頁數(shù)： | 8/38頁 |
| 文件大小： | 739K |
| 代理商： | MTD20N03HDL |
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Analog Integrated Circuit Device Data
Freescale Semiconductor
8
34701
STATIC ELECTRICAL CHARACTERISTICS
Error Amplifier (Buck Converter)
Input Impedance
(10)
R
IN
–
500
–
k
Output Impedance
(10)
R
OUT
–
150
–
DC Open Loop Gain
(10)
A
VOL
–
80
–
dB
Gain Bandwidth Product
(10)
G
BW
–
35
–
MHz
Slew Rate
(10)
v
SR
–
200
–
V/
μ
s
Output Voltage – High Level
VIN1 > 3.3 V, IOEA = -1.0 mA
(10)
,
(11)
V
EA_OH
–
2.0
–
V
Output Voltage – Low Level
IOEA = -1.0 mA
(10)
,
(11)
V
EA_OL
–
0.4
–
V
Oscillator Ramp
(10)
V
SCRamp
–
0.5
–
V
Oscillator
CLKSYN Terminal (open) Low Level Output Voltage
IOL = +1.0 mA
(12)
V
OSC_OL
–
–
0.4
V
CLKSYN Terminal (open) High Level Output Voltage
IOH = -1.0 mA
(13)
V
OSC_OH
V
DDI
- 0.4 V
–
–
V
CLKSYN Terminal (grounded) Input Voltage Threshold
V
OSC_IH
1.2
–
2.0
V
CLKSYN Terminal Pullup Resistance
R
PU
60
–
240
k
Frequency Adjusting Reference Voltage
V
FREQ
–
1.26
–
V
Boost Regulator
Regulator Output Voltage
IBST = 20 mA, VIN1 = V
IN2
= 2.8 V to 6.0 V
V
BST
7.3
7.7
8.3
V
Power MOSFET Q5 RDS(ON)
(10)
IBD = 500 mA, T
A
= 25°C
R
DS(ON)Q5
–
650
1000
m
Regulator Recommended Output Capacitor
C
BST
–
10
–
μ
F
Regulator Recommended Output Capacitor Maximum ESR
ESRC
BST
–
100
–
m
Notes
10.
11.
12.
13.
Design information only. This parameter is not production tested.
IOEA Refers to Error Amplifier Output Current.
IOL Refers to I/O Low Level
IOH Refers to I/O High Level
Table 3. Static Electrical Characteristics (continued)
Characteristics noted under conditions -40°C
≤
T
A
≤
85
°
C unless otherwise noted. Input voltages VIN1 = VIN2
= 3.3 V using
the typical application circuit (see
Figure 33
) unless otherwise noted.
Characteristic
Symbol
Min
Typ
Max
Unit
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