K7815-500R3 반도체 회로 부품 판매점
DC/DC Converter
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 MORNSUN |
DC/DC Converter
K78xx-500R3 Series
Wide input voltage , non-isolated & regulated single
output
FEATURES
High efficiency up to 95%
No-load input current as low as 0.2mA
Operating temperature range: -40℃ to +85℃
Support the negative output
Output short circuit protection
Pin-out compatible with LM78XX linear regulators
UL60950,EN60950 approval
RoHS
K78xx-500R3 series are high efficiency switching regulators and ideal substitutes of LM78xx series three-terminal linear regulators. The product
is featured with high efficiency, low loss, short circuit protection , support the negative output and no heat sink requirement. They are widely
used in industrial control, instrumentation, and electric power applications.
Selection Guide
Certification
UL/CE
Part
Number
K7803-500R3
K7805-500R3
K7809-500R3
K7812-500R3
K7815-500R3
Input Voltage (VDC)
Nominal
(Range)
24
(4.75-36)
24
(6.5-36)
12
(7-31)
24
(12-36)
24
(15-36)
12
(8-24)
24
(19-36)
12
(8-21)
Output
Output Voltage
(VDC)
Max. Output
Current (mA)
3.3 500
5.0 500
-5.0 -300
9 500
12 500
-12 -150
15 500
-15 -150
Note:For input voltage higher than 30 VDC, a 22uF/50V input capacitor is required.
Efficiency (%/Typ.)
(Min. Vin)/ (Max. Vin)
@Full Load
86/80
90/84
80/81
93/90
94/91
84/85
95/93
85/87
Max.
Capacitive
Load(µF)
680
680
330
680
680
330
680
330
Input Specifications
Item
No-load Input Current
Reverse Polarity Input
Input Filter
Operating Conditions
Positive output
Min. Typ. Max. Unit
-- 0.2 1.5 mA
Forbidden
Capacitor filter
Output Specifications
Item
Operating Conditions
Min. Typ. Max.
Unit
Output Voltage Accuracy
Line Regulation
Full load, input voltage range
Full load, input voltage range
K7803-500R3
Others
-- ±2 ±4
-- ±2 ±3 %
-- ±0.2 ±0.4
Load Regulation
Nominal input,10% -100% load
-- ±0.4 ±0.6
Ripple & Noise*
Temperature Drift Coefficient
20MHz bandwidth, nominal input, 10% -100% load
Operating temperature -40℃ ~ +85℃
--
--
20 75 mVp-p
--
±0.03
%/℃
Transient response deviation
Transient recovery time
Nominal input, 25% load step change
-- 50 250 mV
-- 0.2 1 ms
Output short circuit protection
Nominal input
Continuous, self-recovery
Note: *1. Ripple and noise tested with “parallel cable” method, please refer to DC-DC Converter Application Notes for specific operation methods;
*2.With the load lower than 10%, the maximum ripple and noise of 3.3V/5V output products will be 150mVp-p, 9V/12V/15V output products will be 2%Vo.
2015.12.15-A/1 Page 1 of 4
MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation
DC/DC Converter
K78xx-500R3 Series
General Specifications
Item
Operating Temperature
Storage Temperature
Pin Welding Resistance Temperature
Storage Humidity
Switching Frequency
MTBF
Operating Conditions
Derating if the temperature ≥71℃ (see Fig. 1)
Welding time: 10s (Max.)
Non-condensing
Full load, nominal input
MIL-HDBK-217F@25℃
Min.
-40
-55
--
5
550
2000
Typ.
--
--
--
--
--
--
Max.
85
125
260
95
850
--
单位
℃
%RH
KHz
K hours
Physical Specifications
Casing Material
Package Dimensions
Weight
Cooling Method
Black flame-retardant and heat-resistant plastic (UL94-V0)
11.60*7.55*10.16 mm
1.8g (Typ.)
Free air convection
EMC Specifications
Conducted Disturbance
EMI
Radiated Emission
Electrostatic Discharge
Radiation Immunity
EMS
EFT
Conducted Disturbance Immunity
CISPR22/EN55022
CISPR22/EN55022
IEC/EN 61000-4-2
IEC/EN 61000-4-3
IEC/EN 61000-4-4
IEC/EN 61000-4-6
CLASS B (see Fig. 5-② for recommended circuit)
CLASS B (see Fig. 5-② for recommended circuit)
Contact ±4KV
perf. Criteria B
10V/m
perf. Criteria A
±1KV (see Fig. 5-① for recommended circuit) perf. Criteria B
3Vr.m.s
perf. Criteria A
Product Characteristic Curve
Temperature Derating Curve
120
100
80
60 Safe Operating Area
40
20
0
-40 0
40 71 85 120
Operating Temperature (℃)
Fig. 1
2015.12.15-A/1 Page 2 of 4
MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation
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K7815-500R3 converter
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전력반도체 문의 : 010-3582-2743
관련 데이터시트
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DC/DC Converter - MORNSUN