參數(shù)資料
型號(hào): LSP3121D33E
廠商: LITE-ON SEMICONDUCTOR CORP
元件分類(lèi): 穩(wěn)壓器
英文描述: SWITCHING REGULATOR, PSSO5
封裝: TO-252, 5 PIN
文件頁(yè)數(shù): 4/8頁(yè)
文件大小: 142K
代理商: LSP3121D33E
Liteon Semiconductor Corporation
LSP3121
52KHZ 3A PWM Buck DC/DC Converter
Rev1.1
4/8
Specifications with boldface type are for full operating temperature range, the other type are for TJ=25
C.
TYPICAL PERFORMANCE CHARACTERISTICS
-1.5
-1.0
-0.5
0
0.5
-50 -25
0
25
50 75 100 125
VIN=20V ILOAD=3A
Normalixed at TJ=25
JUNCTION TEMPERATURE( )
OUTPU
T
VOLTAGE
C
H
ANGE
(%
)
Normalized Output Voltage
1.0
1.5
0.60
0.80
1.00
1.20
1.40
1.60
0.5
1
2
3
SWITCH CURRENT(A)
1
2
3
SA
TU
RA
TION
V
O
LT
A
G
E(
V)
1:-40
2:25
3:125
Switch Saturation Voltage
VIN=12V
130
135
140
145
150
-50 -25
0
25
50 75 100 125
JUNCTION TEMPERATURE( )
Switching Frequency
155
160
FR
EQUENCY
(KHz)
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