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K7805-500R2 Datasheet Preview

K7805-500R2 Datasheet

WIDE INPUT NON-ISOLATED & REGULATED SINGLE OUTPUT

No Preview Available !

K78XX-500R2 Series
WIDE INPUT NON-ISOLATED & REGULATED
SINGLE OUTPUT
FEATURES
l Efficiency up to 96%
l Operating temperature range: -40°C ~ +85°C
l Low ripple and noise
l Supporting negative output perfectly
l Short circuit protection, thermal shutdown
l Sip package, meet UL94-V0
l Pin-out compatible with LM78XX linears
l EN60950 approved
Patent Protection RoHS
PART NUMBER SYSTEM
K78XX-500R2
Output Current
Output Voltage
Product Series
APPLICATIONS
K78XX-500R2 series high efficiency switching regulators are
ideally suited to replace 78xx linear regulators and are pin
compatible. They are widely used in industrial control,
instrumentation, and electric power applications.
SELECTION GUIDE
Part Number
Input Voltage(VDC)
Nominal
Nominal
K7801-500R2
12
12
4.75-28
*4.75-25
K78X2-500R2
12
12
4.75-28
*4.75-25
K7802-500R2
12
12
4.75-28
*4.75-25
K7803-500R2
24
12
4.75-28
*4.75-25
K7805-500R2
24
12
6.5-32
6.5-27
K78X6-500R2
24
12
8-32
6.5-25
K7809-500R2
24
12
11-32
7.0-23
K7812-500R2
24
12
15-32
7-20
K7815-500R2
24
12
18-32
7-17
Ouput Voltage
(VDC)
1.5
-1.5
1.8
-1.8
2.5
-2.5
3.3
-3.3
5.0
-5.0
6.5
-6.5
9.0
-9.0
12
-12
15
-15
Ouput Current
(mA)
500
-400
500
-400
500
-400
500
-400
500
-400
500
-300
500
-200
500
-200
500
-200
Efficiency (%,max)
Vin(Min)
Vin (Max)
77 66
66 64
81 69
70 68
87 76
73 73
91 81
74 78
94 86
78 83
94 87
82 84
95 91
85 86
95 92
83 87
96 93
81 87
Approval
CE
INPUT SPECIFICATIONS
Item
Test Conditions
No-load Input Power
Reverse Polarity Input
Input Voltage Range
Input Filter
Min. Typ. Max.
Unit
--
0.12
0.256
W
Forbidden
Capacitance Filter
OUTPUT SPECIFICATIONS
Item
Test Conditions
Output Voltage accuracy
100% loadinput voltage range
Line Regulation
Input voltage range
Min. Typ. Max.
-- ±2 ±3
--
±0.2
±0.4
Unit
%
The copyright and authority for the interpretation of the products are reserved by MORNSUN
K78XX-500R2 2013.11.27-A/2 Page 1 of 5




MORNSUN

K7805-500R2 Datasheet Preview

K7805-500R2 Datasheet

WIDE INPUT NON-ISOLATED & REGULATED SINGLE OUTPUT

No Preview Available !

Load Regulation
From 10% to 100% full load
--
±0.4
±0.6
Switching Frequency
100% load, input Voltage Range
280 330 450
Temperature Drift
-40+85
-- -- ±0.02
Ripple & Noise*
20MHz bandwidth
(refer to figure 6)
Positive output
Negative output
--
--
20 30
20 35
Over Temperature Protection IC inside
-- -- 150
Short circuit protection
Continuous, automatic recovery
Max. Capacitive Load
Positive output
Negative output
-- -- 1000
-- -- 680
Dynamic Load Stability
Nominal input, 25%load step change
Dynamic Load Recovery Time
-- 55 250
-- 0.5 1
Thermal Impedance
-- 85 --
Note:* Ripple and noise tested by parallel cablemethod. See detailed operation instructions at Testing of Power Converter section, application notes.
KHz
%/°C
mVp-p
µF
mV
mS
/ W
COMMON SPECIFICATIONS
Item
Test Conditions
MTBF
MIL-HDBK-217F@25
Case material
Safety approvals
Dim ensi ons
Weight
Min.
2000
--
Typ. Max.
-- --
Plastic(UL94-V0)
EN60950
11.60*7.50*10.20
2.0 --
Unit
K hours
mm
g
ENVIRONMENTAL SPECIFICATIONS
Item
Test Conditions
Storage Humidity
Non condensing
Operating Temperature
Power derating (above 71, see figure 9)
Storage Temperature
The Max. Case Temperature Operating temperature curve range
Lead Temperature
1.5mm from case for 10 seconds
Cooling
Min. Typ. Max. Unit
-- --
-40 --
95 %
85
-55 -- 125 °C
-- -- 100
-- -- 300
Free air convection
EMC SPECIFICATIONS
CE
EMI
RE
ESD
RS
EMS
EFT
Surge
CS
Voltage dipsshort and
interruptions immunity
CISPR22/EN55022
CISPR22/EN55022
IEC/EN 61000-4-2
CLASS B Recommended Circuit Refer to Figure 1-
CLASS B Recommended Circuit Refer to Figure 1-
Contact ±4KV
IEC/EN 61000-4-3
IEC/EN 61000-4-4
IEC/EN 61000-4-4
IEC/EN 61000-4-5
10V/m
±2KV
±4KV
±2KV
(Recommended Circuit Refer to Figure 1-)
(Recommended Circuit Refer to Figure 1-)
IEC/EN 61000-4-6 3Vr.ms
IEC/EN 61000-4-29 0%-70%
perf. Criteria B
perf. Criteria A
perf. Criteria B
perf. Criteria B
perf. Criteria B
perf. Criteria A
perf. Criteria B
EMC RECOMMENDED CIRCUIT
Recommended external circuit parameters:
V in
GND
FUSE
MOV
LDM1
LDM2
TVS
+
C0
C3
1
C1
EUT
2
①②
(Figure 1) EMC Recommended Circuit
3
Vout
C2
GND
Note: In Figure 1,part is EMS recommended external circuit, part is EMI recommended external
circuit. Choose according to requirements.
Components
FUSE
MOV
LDM1
TVS
C0
C3
LDM2
Standard Parameter
Choose according to
practical input current
S10K35
82μH
SMCJ36CA
120μF/50V
4.7µF/50V
33μH
The copyright and authority for the interpretation of the products are reserved by MORNSUN
K78XX-500R2 2013.11.27-A/2 Page 2 of 5


Part Number K7805-500R2
Description WIDE INPUT NON-ISOLATED & REGULATED SINGLE OUTPUT
Maker MORNSUN
PDF Download

K7805-500R2 Datasheet PDF






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