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MAX20047AFPA/V+ bảng dữ liệu(PDF) 3 Page - Maxim Integrated Products

tên linh kiện MAX20047AFPA/V+
Giải thích chi tiết về linh kiện  Dual 3A USB DCP Charger
PDF  29 Pages
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nhà sản xuất  MAXIM [Maxim Integrated Products]
Trang chủ  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAX20047AFPA/V+ bảng dữ liệu(HTML) 3 Page - Maxim Integrated Products

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(TA = -40ºC to +125ºC. Typical values are at VSUPSW = +14V and TA = +25ºC, unless otherwise noted.) (Note 3)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Thermal-Shutdown
Temperature
TSHDN
TJ rising
165
°C
Thermal-Shutdown
Hysteresis
TSHDN_HYS
15
°C
Thermal-Foldback
Temperature
TFLDBK
TJ rising
140
°C
Thermal-Foldback Hysteresis
TFLDBK_HYS
15
°C
STEP-DOWN DC-DC
PWM-Mode Output Voltage
VOUT
5.05
5.2
V
Load Regulation
VLOAD_REG
30mA < ILOAD < IMAX
0.5
%
Line Regulation
VLINE_REG
6V < VSUPSW < 36V
0.02
%/V
BST Input Current
IBST_ON
High-side MOSFET on,
VBST - VLX = 5V
1.5
mA
IBST_OFF
High-side MOSFET off,
VBST - VLX = 5V
1.5
µA
LX Current Limit
ILX
7.5
10
13
A
Spread-Spectrum Frequency
fSS
Ordering option
±3
%
High-Side Switch
On-Resistance
RDS(ON)_HS
VBIAS = 5V, ILX = 0.5A
35
76
mΩ
High-Side Switch Leakage
ILEAK_HS
High-side MOSFET off,
VSUPSW = 36V, VLX = 36V,
TA = +25°C
1
5
µA
Low-Side Switch
On-Resistance
RDS(ON)_LS
VBIAS = 5V, ILX = 0.5A
18
35
mΩ
Low-Side Switch Leakage
ILEAK_LS
Low-side MOSFET off,
VSUPSW = 36V, VLX = 36V,
TA = +25°C
1
5
µA
Minimum On-Time
tON_MIN
65
100
ns
Maximum Duty Cycle
DCMAX
95
98
99
%
Oscillator Frequency
fOSC
RFOSC = 73.2kΩ
363
400
437
kHz
RFOSC = 12.7kΩ
2.2
MHz
Soft-Start Time
tSS
4
8
12
ms
HVEN PIN
HVEN High Threshold
VHVEN_HI
2.4
V
HVEN Low Threshold
VHVEN_LO
0.6
V
HVEN Hysteresis
VHVEN_HYS
0.2
V
HVEN Leakage Current
IHVEN
TA = +25°C
1
10
µA
Electrical Characteristics (continued)
MAX20047
Dual 3A USB DCP Charger
www.maximintegrated.com
Maxim Integrated │ 3



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