K7801-500 Datasheet, PDF (1/4 Pages) MORNSUN Science& Technology Ltd. – WIDE INPUT NON-ISOLATED & REGULATED SINGLE OUTPUT

K78XX-500 Series
WIDE INPUT NON-ISOLATED & REGULATED
SINGLE OUTPUT
RoHS
FEATURES
● Efficiency up to 96%
● Temperature range: -40°C ~ +85°C
● No heat sink required
● Pin-out compatible with LM78XX linears
● Short circuit protection, Thermal shutdown
● Low ripple and noise
● SIP package
● Industry standard pinout
● MTBF>2,000,000 hours
PRODUCT PROGRAM
Part
Number
Input Voltage(VDC)
Nominal Range
K7801-500
12
4.75-26
K78X2-500
12
4.75-28
K7802-500
12
4.75-28
K7803-500
24
4.75-28
K7805-500
24
6.5-32
K78X6-500
24
8-32
K7809-500
24
11-32
K7812-500
24
15-32
K7815-500
24
18-32
Output
Volt age
(VDC)
Current
(mA)
1.5
500
1.8
500
2.5
500
3.3
500
5.0
500
6.5
500
9.0
500
12
500
15
500
Efficiency (%)(Typ)
Vin (Min) Vin (Max)
76
66
79
67
85
73
90
80
93
84
94
87
95
91
95
92
96
93
APPLICATIONS
The K78xx-500 series high efficiency switching
regulators are ideally suited to replace 78xx linear
regulators and are pin compatible.
MODEL SELECTION
K7805-500
Output Current
Output Voltage
Product Series
MORNSUN Science & Technology Co.,Ltd.
Address: No. 5, Kehui St. 1, Kehui development
center, Science Ave., Guangzhou Science City,
Luogang district, Guangzhou,P.R.China.
Tel: [phone]
Fax:[phone]
Http://www.mornsun-power.com
OUTPUT SPECIFICATIONS
Item
Test Conditions
Min. Typ. Max. Units
Output voltage accuracy 100% full load
±2 ±3
Line regulation
Vin= min. to max. ^{Vout:1.5V~2.5V}
(at full load)
Vout:3.3V~15V
±0.5 ±1.0
±0.2 ±0.4 %
Load regulation
Vout:1.5V~2.5V
10% to 100% load
Vout:3.3V~15V
±0.4 ±0.75
±0.4 ±0.6
Ripple & Noise*
20MHz Bandwidth(refer to figure 3 )
25 35 mVp-p
Short circuit input power
0.5 1.8 W
Short circuit protection
Continuous, automatic
recovery
Switching frequency At full load, input voltage range
280 330 450 kHz
Output current limit
Vin= min. to max. ^{Vout:1.5V~3.3V}
(at full load)
Vout: 5V~15V
3000
mA
2000
Quiescent current
Thermal shutdown
Internal IC junction
Temperature coefficient -40 °C to +85 °C ambient
Max capacitance load
*Test ripple and noise by “parallel cable” method.
5
8 mA
150
°C
±0.02 %/°C
1000 μF
COMMON SPECIFICATIONS
Item
Test Conditions
Storage humidity range
Operating temp. range Power derating (above 71°C)
Storage temp. range
Operating case temp.
Lead temperature
1.5mm from case for 10 seconds
Cooling
Case material
MTBF
25℃（MIL-HDBK-217F）
Weight
Min. Typ. Max. Units
95 %
-40
85
-55
125
100 °C
300
Free air convection
Plastic (UL94-V0)
2000
k hours
2.0
g
The copyright and authority for the interpretation of the products are reserved by MORNSUN
Specifications subject to change without notice.
K78XX-500
B/4-2012 Page 1 of 4