K78XXT-1000 Datasheet, PDF (1/6 Pages) MORNSUN Science& Technology Ltd. – SMD PACKAGE SINGLE OUTPUT

K78XXT-1000 Series
WIDE INPUT, NON-ISOLATED & REGULATED
SMD PACKAGE SINGLE OUTPUT
Patent Protection RoHS
PART NUMBER SYSTEM
K7805T-1000
Output Current
Package Style
Output Voltage
Product Series
FEATURES
● Efficiency up to 93%
● Low ripple and noise
● 1.0AMP SMD package
● Low ripple and noise
● Adjustable output voltage
● Remote ON/OFF control
● Short circuit protection
● Low shutdown current
● Operating temperature range: -40°C ~ +85°C
APPLICATIONS
The K78XXT-1000 series with high efficiency switching
regulators are ideally supply for space constrained mobile
applications. there is no need for any heatsinks. The
additional features include remote ON/OFF control and
adjustable output voltage. Super low ripple and noise of
typically only 20mV and low shutdown current.
SELECTION GUIDE
Model
Input Voltage(VDC)
Nominal Range
Input Current
(mA)
Output Voltage(VDC)
Output Current
Nominal Adjust Range
(m A)
K7801T-1000
4.75-15
165
1.5
fixed
K78X2T-1000
4.75-15
190
1.8
1.5-3.6
K7802T-1000
5.0-18
245
12
K7803T-1000
5.0-18
320
2.5
1.5-3.9
3.3
1.8-5.5
1000
K7805T-1000
7.0-18
460
5.0
2.5-6.5
K78X6T-1000
8.5-18
580
6.5
fixed
Note: To adjust the output voltage must be met Vin-Vo>2V. Input Current measured at nominal input voltage and rated output load.
Efficiency (%,max)
Vin(Min)
Vin (Max)
76
74
79
77
83
81
84
84
90
88
93
91
INPUT SPECIFICATIONS
Item
Test Conditions
No-load Input Power
Reverse Input
Input Filter
Min.
Typ.
Max.
Unit
--
0.018
0.054
W
Forbid
Capacitance Filter (1μF)
OUTPUT SPECIFICATIONS
Item
Test Conditions
Output Voltage accuracy
Line Regulation
100% load, input voltage range
Load Regulation
Nominal input, from 10% to 100% load
Switching Frequency
PWM type
Output Current Limit
Temperature Drift
-40℃～+85 ℃
Ripple & Noise*
20MHz bandwidth
20MHz bandwidth (Refer to Figure 4)
Over-temperature protect
IC inside
Transient peak deviation
Transient recovery time
Nominal input, from 10% to 100% load
Min.
Typ.
Max.
Unit
--
±2
±3
--
±0.2
±0.5
%
--
±0.4
±1.0
--
1.4
--
MHz
--
1.8
--
A
--
--
±0.02
%/°C
--
20
35
mVp-p
--
10
15
--
150
--
℃
--
±75
±100
mV
--
--
100
μS
The copyright and authority for the interpretation of the products are reserved by MORNSUN
K78XXT-1000
A/2-2012
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