參數(shù)資料
型號: MAX1623EAP
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 穩(wěn)壓器
英文描述: 3A, Low-Voltage, Step-Down Regulator with Synchronous Rectification and Internal Switches
中文描述: 5.5 A SWITCHING REGULATOR, 350 kHz SWITCHING FREQ-MAX, PDSO20
封裝: SSOP-20
文件頁數(shù): 3/12頁
文件大小: 164K
代理商: MAX1623EAP
M
_______________________________________________________________________________________
3
3A, Low-Voltage, Step-Down Regulator with
Synchronous Rectification and Internal Switches
ELECTRICAL CHARACTERISTICS
(V
IN
= V
CC
= +5V, FBSEL unconnected, R
TOFF
= 110k
,
T
A
= -40°C to +85°C
, unless otherwise noted.) (Note 3)
Note 1:
Guaranteed by design, not production tested.
Note 2:
Idle Mode threshold is defined as the transition point in the load-current range between Idle Mode and constant-off-time
operation.
Note 3:
Specifications to -40°C are guaranteed by design, not production tested.
SHDN
= GND or V
CC
V
IN
= 4.5V to 5.5V,
I
LOAD
= 0 to 3A
FBSEL = GND, adjustable output mode, V
FB
= 1.2V
V
CC
falling, 100mV hysteresis
V
IN
= 4.5V
Does not include switching losses
V
IN
= 5.5V, V
LX
= 5.5V or 0
SHDN
= GND
V
IN
= 4.5V
V
FBSEL = GND or REF (Note 1)
I
REF
= 0
CONDITIONS
V
0.8
FBSEL = unconnected
FBSEL = V
CC
FBSEL = GND or REF
SHDN
Input Low Voltage
SHDN
Input High Voltage
μA
-1
1
SHDN
Input Current
2.2
μs
0.85
1.25
Off-Time Default Period
μs
0.55
4
Off-Time Adjustment Range
nA
-50
50
FB Input Bias Current
V
4.0
4.3
Undervoltage Lockout Threshold
μA
-20
20
LX Leakage Current
μA
10
Shutdown Supply Current
μA
600
No-Load Supply Current
2.450
1.075
V
REF
1.075
2.550
1.110
3.8
1.110
V
3.234
3.366
V
4.5
5.5
Input Voltage Range
Output Voltage
0.1
NMOS Switch On-Resistance
0.1
PMOS Switch On-Resistance
A
3.5
4.75
Current-Limit Threshold
V
V
Output Adjustment Range
Reference Output Voltage
UNITS
MIN
TYP
MAX
PARAMETER
相關(guān)PDF資料
PDF描述
MAX1624 High-Speed Step-Down Controllers with Synchronous Rectification for CPU Power
MAX1625ESE High-Speed Step-Down Controllers with Synchronous Rectification for CPU Power
MAX1624-MAX1625 High-Speed Step-Down Controllers with Synchronous Rectification for CPU Power
MAX1624EAG High-Speed Step-Down Controllers with Synchronous Rectification for CPU Power
MAX1626ESA 5V/3.3V or Adjustable, 100% Duty-Cycle, High-Efficiency, Step-Down DC-DC Controllers
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1623EA-P 制造商:Maxim Integrated Products 功能描述:
MAX1623EAP+ 功能描述:直流/直流開關(guān)調(diào)節(jié)器 3A Step-Down w/Synch Rectification RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
MAX1623EAP+T 功能描述:直流/直流開關(guān)調(diào)節(jié)器 3A Step-Down w/Synch Rectification RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
MAX1623EAP-T 功能描述:直流/直流開關(guān)調(diào)節(jié)器 RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
MAX1623EVKIT 功能描述:直流/直流開關(guān)調(diào)節(jié)器 Evaluation Kit for the MAX1623 RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5