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500mA DC-DC Step Down Converter P78A-Series
Non Isolated
3 Pin SIL
Pin compatible with 78Mxx linear regulator
Efficiency up to 97%
Operating temperature range -40...+85°C
Wide Input Range
Continuous sort circuit protected
Model selection guide
Typ Input
nominal
No-load
voltage
[VDC]
[mA]
P78A1R5
P78A1R8
P78A2R5
P78A3R3
P78A05
P78A6R5
P78A7R2
P78A09
P78A12
P78A15
4.75...30
4.75...34
4.75...34
4.75...34
6.5...34
8...34
9...34
11...34
15...34
18...34
7
7
7
7
7
7
7
7
7
7
Input current
Full load
@ Vin min.
[mA]
200
230
300
380
410
425
420
425
412
430
@ Vin max.
[mA]
37
38
48
60
86
108
118
144
188
232
Voltage
[VDC]
1.5
1.8
2.5
3.3
5.0
6.5
7.2
9.0
12.0
15.0
Output
Current
[mA]
500
500
500
500
500
500
500
500
500
500
Capacitive
load max.
[µF]
220
220
220
220
220
220
220
220
220
220
Efficiency
@ Vin
min.
[%]
@ Vin
max.
[%]
78 65
82 70
87 76
91 81
94 85
95 88
95 89
96 92
97 94
97 95
http://www.DataSheet4U.net/
Page 1 of 2
Deutschland:
Inselkammerstraße 10
D-82008 Unterhaching
Tel.: 089 614 503-10
E-Mail: power@hy-line.de
Schweiz:
Gründenstrasse 82
CH-8247 Flurlingen
Tel.: 052 647 42 00
E-Mail: power@hy-line.ch
datasheet pdf - http://www.DataSheet4U.net/

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500mA DC-DC Step Down Converter P78A-Series
Specifications
Input
Absolute max. input
voltage range
Input reflected ripple
current @ source
Inductance 12µH
Filter
Output
Voltage accuracy
Input voltage regulation
Load regulation
Short circuit protection
Ripple and noise
(at 20 MHz BW)
Temperature coefficient
General
Switching frequency
Reliability calculated
MTBF
-0.3...34VDC
35mApp
Capacitors
± 2%, max.
± 0.5%
± 0.6% @ load 10..100%
not limited, automatic
recovery
60 mVp-p, max.
± 0.02% / °C
330 kHz, typ.
>1,121Mhrs
Environmental
Operating ambient
temperature
Case temperature
Storage temperature
-40 °C ... +85 °C
100 °C, max.
-40 °C ... +125 °C
Derating
see diagram
Humidity
Up to 95%,
non-condensing
Cooling
nature convection
Physical
Dimensions
SIP3
11.68 x 7.5 x 10.16 mm
Weight
1.8 g
Case material
non-conductive black
plastic, UL94V-0
Potting material
Epoxy UL94V-0
Soldering temperature
260°C for 10s
1,5mm distance from case
Dimensions
11.68
PHI-CON
9.65 P78A05
7.5
http://www.DataSheet4U.net/
0.5 1 2 3
2.54
0.5
2.0
4.1
0.5
0.25
All dimensions in mm
Pitch tolerance ±0.35 mm
Pin tolerance ±0.05 mm
Package tolerance ±0.5mm
Pin connections
Pin Connections
1 +V Input
2 GND
3 +V Output
Life Support Policy: HY-LINE does not authorize the use of any of its
products for use in life support devices or systems without the
express written approval of an officer of the Company. Life support
systems are devices which support or sustain life, and whose failure
to perform, when properly used in accordance with instructions for
use provided in the labeling, can be reasonably expected to result in
significant injury to the user. Rev: 4.08 f
Page 2 of 2
Deutschland:
Inselkammerstraße 10
D-82008 Unterhaching
Tel.: 089 614 503-10
E-Mail: power@hy-line.de
Schweiz:
Gründenstrasse 82
CH-8247 Flurlingen
Tel.: 052 647 42 00
E-Mail: power@hy-line.ch
datasheet pdf - http://www.DataSheet4U.net/