MORNSUN K7809-1000 Single positive /negative output Datasheet

K78XX-1000 Series
WIDE INPUT NON-ISOLATED & REGULATED
SINGLE POSITIVE /NEGATIVE OUTPUT
multi-country patent protection RoHS
FEATURES
PRODUCT PROGRAM
● Efficiency up to 96%
Input
Part Number
● Operating temperature: -40°C to +85°C
● Pin-out compatible with LM78XX Linear
● Short circuit protection, thermal Shutdown
● Low ripple and noise
● Micro miniature SIP package
Voltage Range
(VDC)
K7803-1000
K7805-1000
● No heat sink required
● Industry standard pinout
K78X6-1000
● MTBF>2,000,000 hours
● Can be used to convert a positive voltage
into a negative voltage
● Only two extra capacitors are required
● Input voltage range can be lower than the
output voltage for higher output voltages
in negative application
APPLICATIONS
The
K78xx-1000
Series
high
efficiency
K7809-1000
K7812-1000
4.75-28
3.3
1000
90
83
4.75-25
-3.3
-600
80
82
6.5-32
5.0
1000
93
88
7.0-27
-5.0
-600
85
87
9.0-32
6.5
1000
94
90
7.0-25
-6.5
-400
88
90
12-32
9.0
1000
95
92
7.0-23
-9.0
-400
89
91
16-32
12
1000
96
94
7.0-20
-12
-300
89
91
Test conditions
100% full load
Min
Typ
Max
±2
±3
Line regulation
Vin=min. to max. at full load
±0.2
±0.4
Load regulation
10% to 100% load
±0.4
±0.6
Ripple+Noise*
20MHZ bandwidth
Short circuit protection
mounting costs.
Vin(max.)
Output Voltage accuracy
78xx linear regulators and are pin compatible.
any heat sinks with their additional space and
Vin (min.)
OUTPUT SPECIFICATIONS
Short Circuit Input Power
energy is wasted as heat so there is no need for
Efficiency (%)
Current
(mA)
Item
switching regulators are ideally suited to replace
The efficiency of up to 96% means that very little
Output
Voltage
(VDC)
Internal IC junction
Switching frequency
100% full load
25
35
mVp-p
0.5
1.8
w
o
150
280
330
Output Current Limit
Temperature coefficient
%
Continuous, automatic recovery
Thermal Shutdown
Quiescent current
Units
C
450
KHz
2000
mA
Positive Output
5
8
Negative Output
7
13
-40°C to +85 °C ambient
Max capacitance load
mA
0.02
%/°C
1000
μF
Max
Units
*Test ripple and noise by “parallel cable” method.
MODEL SELECTION
K78XX-1000
COMMON SPECIFICATION
Output Curre nt
Output Voltage
Product Series
Item
Test conditions
Min
Operating Temperature
Typ
-40
85
-55
125
Operating Case temp.
100
Storage Temperature
Lead Temperature
1.5mm from case for 10 seconds
Case Material
Address: 2th floor 6th building, Huangzhou Industrial
District,Guangzhou,China
Tel: 86-20-38601850
Fax:86-20-38601272
Http://www.mornsun-power.com
Storage Humidity
MORNSUN reserves the copyright
C
300
Cooling
MORNSUN Science& Technology co.,Ltd.
o
Free Air Convection
Plastic (UL94-V0)
95
MTBF
2000
Package Weight
%
K hours
3.7
g
Note:
1. All specifications measured at TA=25°C, humidity<75%, nominal input voltage and rated output load
unless otherwise specified.
2. Only typical models listed. If you need other model, please confirm the power, input voltage and output
voltage, then phone us.
Specifications subject to change without notice.
K78XX-1000
A/1-2008
Page 1 of 3
TYPICAL CHARECTERISTICS
EXTERNAL CAPACITOR TABLE
Temperature Derating Graph
Part Number
C1,C3
(ceramic capacitor)
C2,C4
(ceramic capacitor)
K7803-1000
10uF/50V
22uF/6.3V
K7805-1000
10uF/50V
22uF/10V
K78X6-1000
10uF/50V
10uF/10V
K7809-1000
10uF/50V
10uF/16V
K7812-1000
10uF/50V
10uF/25V
Operating Temp.( C )
TYPICAL APPLICATION CIRCUIT
Vin
1
K 78XX-1000
APPLICATION EXAMPLE
+Vin
+Vout
3
+Vout
1 K78XX-1000 3
C3
GND
2
C4
GN D
2
C2
C1
GND
1
K78XX-1000 3
2
GND
GND
C1
C2
-Vout
+Vin
1
K78XX-1000
3
Note:
1.C1 and C2 are required and should be fitted close to the converter pins.
2.The capacitance of C1 ,C2,C3 and C4 sees external capacitor table,it can be increased
properly if required, andtantalum or low ESR electrolytic capacitors may also suffice.
3.No parallel connection or plug and play.
2
C2
C1
-Vout
STANDARD APPLICATION CIRCUIT
SIP-3 Package
Third Angle Projection
11.50
(0.453)
9.00
(0.354)
K78XX-1000
0.50
(0.020)
17.50
(0.689)
MORNSUN
4.10(0.161)
Bottom View
1 2 3
RECOMMENDED FOOTPRINT
Top view,grid:2.54mm(0.1inch),
diameter:1.00mm(0.039inch)
2.15
(0.085)
3.21
(0.126)
1 2 3
5.08
(0.020)
FOOTPRINT DETAILS
Note:
Unit:mm(inch)
Pin section:0.50*0.30mm(0.020*0.012inch)
Pin tolerances: 0.10mm( 0.004inch)
General tolerances: 0.25mm( 0.010inch)
MORNSUN reserves the copyright
Pin
1
Positive Negative
+Vin
+Vin
2
GND
3
+Vout
Specifications subject to change without notice.
-Vout
GND
K78XX-1000
A/1-2008
Page 2 of 3
CHARACTERISTICS(POSITIVE VOLTAGE OUTPUT)
Efficiency
Ripple
Efficiency(%)
Ripple (mV)
100
40
35
90
K7803-1000
K7805-1000
K7812-1000
K78X6-1000
K7809-1000
80
70
30
K7803-1000
K7805-1000
25
K7812-1000
K78X6-1000
20
15
K7809-1000
10
60
5
0
4.75
50
4.75
8
12
16
20
24
28
32
Vin(V)
8
12
16
20
24
28
32 Vin (V)
Ripple VS Vin ( Full Load)
Efficiency VS Vin(Full Load)
Efficiency(%)
Ripple(mV)
25
100
95
20
90
K7803-1000
K7805-1000
K7812-1000
K78X6-1000
K7809-1000
85
80
75
K7803-1000
15
K7805-1000
K7812-1000
K78X6-1000
10
K7809-1000
70
5
65
60
0
40
80
200
400
600
800
1000
Load(mA)
40
80
Efficiency VS Load(Vin=Vin_min)
200
400
600
800
1000
Load(mA)
Ripple VS Load(Vin=Vin_min)
Efficiency(%)
Ripple(mV)
100
40
90
35
30
80
K7803-1000
K7812-1000
K7805-1000
K78X6-1000
K7809-1000
70
60
K7803-1000
K7805-1000
K7812-1000
K78X6-1000
K7809-1000
25
20
15
10
50
5
40
40
80
200
400
600
800 1000
Efficiency VS Load(Vin=Vin_max)
MORNSUN reserves the copyright
Load(mA)
0
40
80
Specifications subject to change without notice.
200
400
600
800
1000 Load(mA)
Ripple VS Load(Vin=24V)
K78XX-1000
A/1-2008
Page 3 of 3
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