STR2024 [SANKEN]
Switching Type(Chopper * Self Oscillation Type); 开关型（斩波*自激振荡型）
| 型号： | STR2024 |
| 厂家： | 
SANKEN ELECTRIC |
| 描述： | Switching Type(Chopper * Self Oscillation Type) |
| 文件： | 总3页 (文件大小：43K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
STR2000 Series
Switching Type
Chopper • Self Oscillation Type
Features
● Requires only 3 external components
● Small size and high efficiency
● Low switching noise
● Variable output voltage
● Use of SANKEN's semiconductor elements ensures
high reliability
Applications
● For power supplies in office equipment such as
electronic typewriters, printers, and copiers
● For power supplies in VCRs and personal CB radios
(fixed station)
External View
■Absolute Maximum Ratings (Ta=25°C)
Ratings
Parameter
Symbol
Unit
STR2005 STR2012 STR2013 STR2015 STR2024
DC Input Voltage
VIN
IO
45
50
V
A
DC Output Current
2.0 (pulse 3.0)
75 (TC=25°C)
15 (TC=100°C)
–20 to +100
–20 to +125
1.25
Power Dissipation
PD
W
Operating Temperature
Top
Tstg
°C
°C
Storage Temperature
Thermal Resistance ( junction-to-case)
Rth(j-c)
°C/W
■Electrical Characteristics (Ta=25°C)
Ratings
STR2013
min typ max min typ max min typ max min typ max min typ max
11 40 18 45 19 45 21 45 30 50
Parameter
Symbol
STR2005
STR2012
STR2015
STR2024
Unit
VIN
Condition
VO
DC Input Voltage Range
Output Voltage
V
V
IO=1.0A
5.0 5.1 5.2 11.8 12.0 12.2 12.8 13.0 13.2 14.8 15.0 15.2 23.7 24.0 24.3
Condition
η
V
IN=20V, I
O
=1.0A
VIN=24V, IO=1.0A
85 85
VIN=24V, IO=1.0
60
V
IN=27V, I
O
=1.0A
V
IN=35V, I
O
=1.0A
7
2
85
85
Efficiency
%
Condition
∆VOLINE
Condition
∆VOLOAD
Condition
RREJ
VIN=20V, I
O
=1.0A
A
VIN=27V, I
O
=1.0A
V
IN=35V, I
O
=1.0A
50
60
60
60
Line Regulation
Load Regulation
Ripple Rejection
Switching Frequency
mV
mV
dB
kHz
V
IN=15 to 25V, I
O
=1.0A
VIN=20 to 28V, IO=1.0A
100
V
IN=23 to 31V, I
O
=1.0A
V
IN=30 to 40V, I
O
=1.0A
100
100
100
100
V
IN=20V, I
O=0.5 to 1.5A
VIN=24V, IO=0.5 to 1.5A
VIN=27V, I
O
=0.5 to 1.5A
V
IN=35V, I =0.5 to 1.5A
O
45
45
f=100 to 120Hz
25
45
45
45
Condition
f
25
25
25
25
Condition
V
IN=20V, I
O
=1.0A
VIN=24V, IO=1.0A
V
IN=27V, I
O
=1.0A
V
IN=35V, I =1.0A
O
9
STR2000 Series
■Outline Drawing/Terminal Connections (unit:mm)
36.0±0.3
24.4±0.2
6.0max.
2.0±0.2
Plastic Mold Package Type
Flammability: UL94V-0
φ
Lot Number
Type
Terminal Connections
q Switching Output (backside of case)
w Output Voltage Adjustment
e Ground
3.0
+0.2
2.0
0.6
–0.1
+0.2
1.0
–0.1
q
w
e
r
t
r Output Voltage Detection
t Input
3.5
5.45×4
5.45
Weight: Approx. 14.5g
■Block Diagram
■Ta-PD Characteristics
Without Mica
24
Tr1
With Silicone Grease
Heatsink: Aluminum
Unit: mm
150×150×2(3.3°C/W)
5
1
R1
20
16
D1
R2
R3
100×100×2(5.2°C/W)
75×75×2(7.6°C/W)
M1
4
2
Tr2
12
8
R5
C2
R7
R8
R4
C1
R6
Without heatsink
4
3
0
–20
0
20
40
60
80
100
Ambient Temperature Ta(°C)
■Standard External Circuit
■Variable Output Voltage Circuit
L
VIN
Vout
1
5
4
3
DC Input
DC Output
L
VIN
VOUT
+
–
+
1
5
1000µF
1000µF
4
3
2
DC Input
DC Output
VR1
+
–
+
GND
GND
1000
µF
1000
µF
VR2
GND
GND
Type
Inductance L
200µH
VR1 : VOUT down
VR2 : VOUT up
STR2005
STR2012
STR2013
STR2015
STR2024
300µH
300µH
350µH
400µH
10
STR2000 Series Typical Characteristics (Ta=25°C)
■STR2005
Rise Characteristics
Efficiency Characteristics
10
8
100
90
80
V
IN=11V
20V
70
60
50
40
30
0
6
I
O
=0A
30V
1A, 2A
40V
4
2
0
0
2
4
6
8
10 12
14 16
18 20
0
0.5
1.0
1.5
2.0
(A)
2.5
Input Voltage VIN (V)
Output Current I
O
■STR2012
Rise Characteristics
Efficiency Characteristics
20
15
10
5
100
90
80
70
60
50
40
0
I
O
=0A, 1A
2A
V
IN=18V
24V
30V
35V
40V
45V
0
0
5
10
15
20
25
30
35
40
45
0
0.5
1.0
1.5
2.0
(A)
2.5
Input Voltage VIN (V)
Output Current I
O
■STR2024
Rise Characteristics
Efficiency Characteristics
30
25
20
15
10
100
90
80
70
60
50
40
0
I
O
=0A, 1A
2A
V
35V
IN=30V
40V
45V
50V
5
0
0
5
10
15
20
25
30
35
40
45
0
0.5
1.0
1.5
2.0
(A)
2.5
Input Voltage VIN (V)
Output Current I
O
11
相关型号：
©2020 ICPDF网 联系我们和版权申明