參數(shù)資料
型號： SI-8033JD
廠商： Allegro MicroSystems, Inc.
英文描述： Step-Down to 3.3 V, 1.5 A, DC/DC Converter
中文描述： 降壓到3.3 V，1.5 A的，直流/直流轉(zhuǎn)換器
文件頁數(shù)： 3/6頁
文件大?。?/td> 63K
代理商： SI-8033JD
82
I
Block Diagram
I
Standard External Circuit
I
T
a
-P
D
Characteristics
2
Reg.
OCP
OSC
Reset
Amp.
TSD
V
REF
Comp.
Drive
1
4 V
OS
V
IN
SW
OUT
GND
S.S.
5
3
V
IN
C
1
D
1
L
1
V
IN
V
O
GND
S.S
GND
GND
SI-8000S
SW
OUT
V
OS
1
2
3
+
C
2
+
5
4
15
20
10
5
0
0
25
50
Ambient Operating Temperature T
a
(
°
C)
P
D
75
125
100
200
×
200
×
2mm
(2.3
°
C/W)
100
×
100
×
2mm
(5.2
°
C/W)
75
×
75
×
2mm
(7.6
°
C/W)
Infinite heatsink
Without heatsink
With Silicon Grease
Heatsink: Aluminum
C
1,2
: 1000
μ
F
L
1
: 150
μ
H
D
1
: RK46(Sanken)
The efficiency depends on the input voltage and the out-
put current. Thus, obtain the value from the efficiency graph
on page 83 and substitute the percentage in the formula
above.
V
O
: Output voltage
V
IN
: Input voltage
I
O
: Output current
η
x : Efficiency (%)
V
F
: Diode forward voltage
0.5V(RK46)
Thermal design for D
1
must be considered separately.
P
D
=V
O
I
O
100 –1 –V
F
I
O
1– V
O
ηχ
V
IN
G
SI-8000S Series
相關(guān)PDF資料
PDF描述
SI-8033JF Step-Down to 3.3 V, 1.5 A, DC/DC Converter
SI-8020 Separate Excitation Switching Type
SI-8090E Separate Excitation Switching Regulator IC(9V他勵(lì)開關(guān)穩(wěn)壓器芯片)
SI-8200L Self Oscillating Switching Type with Coil
SI-8301 Self Oscillating Switching Type with Coil
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SI-8033JD-TL 制造商:Sanken Electric Co Ltd 功能描述:IC REG BUCK 3.3V 1.5A TO263-5
SI-8033JF 制造商:Sanken Electric Co Ltd 功能描述:IC REG BUCK 3.3V 1.5A TO220F-5
SI-8033JF-LF1101 制造商:Sanken Electric Co Ltd 功能描述:
SI-8033S 制造商:Panasonic Industrial Company 功能描述:IC 制造商:Allegro MicroSystems 功能描述:IC, LINEAR VOLT REGULATOR, 3.3V, TO-220; Primary Input Voltage:28V; Output Voltage Min:3.17V; Output Voltage Max:3.43V; Output Voltage Fixed:3.3V; No. of Pins:5; No. of Outputs:1; Output Current:3A; Operating Temperature Min:-30C ;RoHS Compliant: Yes
SI-8033S LF1101 制造商:Sanken Electric Co Ltd 功能描述:Tube
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