LMP78_1.0 series
Wide Input Non-Isolated & Regulated, Single Positive/Negative Output
Switching Regulator (POL)
Internal Transient Voltage
Supression (TVS)
Short circuit protection (SCP)
Special outputs available
from 1.2V to 15V
The LMP78_1.0 series high efficiency switching regulators are ideally
suited to replace LM78xx linear regulators and are pin compatible.
Low profile
(L*W*H = 11.6*6.0( 7.5)*10.2)
Wide 4.5V to 42V operating
input range
Compatible with
LM78 pin-out
Low ripple/noise and
efficiency up to 97%
Low quiescent current
(no load) 200uA typ.
Common specifications
Short circut protection:
Temperature rise at full load:
Cooling:
Output specifications
Continuous, automatic recovery
40°C MAX
Item
Test conditions
Full load
Min
Typ
1.0
Max
2
Units
%
Output voltage
accuracy
Free air convection
-40°C~+85°C
Output current
A
A
Operation temperature range:
Storage temperature range:
Lead temperature:
Output shorted
current limit
Vout= 0VDC
2.0
-55°C ~+125°C
300°C MAX, 1.5mm from case for 10 sec
110°C MAX
Internal power
dissipation
0.7
30
W
%
%
Operating case temperature:
Case thermal impendance:
Temperature coefficient:
70°C/W
Line regulation
Vin= min. to max. at
full load
0.4
-40°C to +85°C ambient
0.02%/°C MAX
Load regulation
Ripple + Noise
0% to 100% load
0.6
60
Storage humidity range:
< 95%
+25°C 2844x103 hours
+71°C 2088x103 hours
20MHz Bandwidth
mVp-
p
MTBF (using MIL-HDBK-217F):
Dynamic load
stability
100%-50% load
150
mV
Packing quantities:
Case material:
Potting material:
Soldering profile:
Weight:
42pcs per Tube
Switching frequency
600
250
KHz
uA
Non Conductive Black Plastic UL94-V0
Epoxy UL94-V0
Quiescent current
Vin=min. to max. at
0% load
265°C/10sec. MAX
1.5g
Thermal shutdown
Internal IC junction
150
°C
Max capacitance
load
470
μF
Note:
1. All specifications measured at TA = 25°C, humidity <75%, nominal input voltage
and rated output load unless otherwise specified.
Example:
LMP78_05-1.0
LMP = Series; 05 = 5Vout; 1.0 = 1.0A
Part Number
Input Voltage
Range [VDC]
Output Voltage
[VDC]
Output Current
[A]
Efficiency
[Vin. min]
Efficiency
[Vin. max]
TVP limited
[Vp-p]
Package
LMP78_1.2-1.0
LMP78_1.5-1.0
LMP78_1.8-1.0
LMP78_2.5-1.0
LMP78_03-1.0
LMP78_05-1.0
LMP78_6.5-1.0R
LMP78_09-1.0R
LMP78_12-1.0R
LMP78_15-1.0R
4.5-42
4.5-42
4.5-42
4.5-42
4.75-42
6.5-42
8-42
1.2
1.5
1.8
2.5
3.3
5
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
72
77
80
85
88
93
93
95
97
97
63
68
71
55
55
55
55
55
55
55
55
55
55
SIP3
SIP3
SIP3
SIP3
SIP3
SIP3
SIP3
SIP3
SIP3
SIP3
77
81
86
88
91
93
93
6.5
9
11-42
14-42
17-42
12
15
Page 1 of 3
GAPTEC-Electronic GmbH & Co. KG
sales@gaptec-electronic.com – www.gaptec-electronic.com
LMP78_1.0 – Rev. 2020-1.8
Specifications subject to change without notice.