K78L01-1000R2 Datasheet, PDF (1/4 Pages) MORNSUN Science& Technology Ltd. – WIDE INPUT NON-ISOLATED & REGULATED SINGLE OUTPUT

K78LXX-1000R2 Series
WIDE INPUT NON-ISOLATED & REGULATED
SINGLE OUTPUT
Patent Protection RoHS
PART NUMBER SYSTEM
K78LXX-1000R2
Output Current
Output Voltage
Product Series
FEATURES
● Efficiency up to 91%
● Operating temperature range:
-40°C ~ +85°C
● Pin-out compatible with LM78XX linears
● Short circuit protection, thermal shutdown
● Low ripple and noise
● Sip package, meet UL94-V0
● Low temperature rise
● Industry standard pinout
● Low-cost
APPLICATIONS
K78LXX-1000R2 series high efficiency switching
regulators are ideally suited to replace 78xx linear regulators
and are pin compatible.
SELECTION GUIDE
Model
K78L01-1000R2
K78LX2-1000R2
K78L02-1000R2
K78L03-1000R2
K78L05-1000R2
Input Voltage(VDC)
Nom inal
Range
12
4.75-18
12
4.75-18
12
4.75-18
12
4.75-18
12
6.5-18
Ouput Voltage
(VDC)
1.5
1.8
2.5
3.3
5.0
Ouput Current
(m A)
1000
1000
1000
1000
1000
Efficiency (%,max)
Vin(Min)
Vin (Max)
76
72
78
75
83
80
86
83
91
88
INPUT SPECIFICATIONS
Item
Test Conditions
No-load Input Power
Input voltage range
Reverse Polarity Input
Input Filter
Min.
Typ.
Max.
Unit
--
--
0.27
W
Forbidden
Capacitance Filter（10μF）
OUTPUT SPECIFICATIONS
Item
Output Voltage accuracy
Test Conditions
100% load，input voltage range
Line Regulation
Input voltage range
Load Regulation
From 10% to 100% full load
Min.
--
--
--
Typ.
±2
±0.4
±0.5
Max.
±3
±0.75
±1.0
Switching Frequency
100% load, input Voltage Range
350
400
450
Output Current Limit
Temperature Drift
-40℃～+85 ℃
--
--
2800
--
--
±0.025
Ripple & Noise*
20MHz bandwidth(refer to figure 4)
--
20
35
Over Temperature Protection IC inside
--
--
160
Short circuit input power
Input Voltage Range
--
0.3
1.8
Short circuit protection
Continuous, automatic recovery
Max. Capacitive Load
--
--
1000
Note:* Ripple and noise tested by “parallel cable” method. See detailed operation instructions at Testing of Power Converter section, application notes.
Unit
%
KHz
mA
%/°C
mVp-p
℃
W
µF
The copyright and authority for the interpretation of the products are reserved by MORNSUN
K78LXX-1000R2 A/0-2012