50 &100W Triple:
+5V/±10V; +5V/±12V; +5V/±15V
Input Voltage Range:
10-20V, 18-36V, 36-75V & 10-36V, 18-75V
FEATURES:
▪
All outputs are regulated
▪
High reliability planar xmer design
▪
Ultra low ripple & noise
▪
No external capacitor required
▪
High power density
▪
High effieiencies to 90%
▪
Fully isolated to 1500Vdc
▪
2.0” x 2.84” x 0.45” form factor
▪
-55 to +100°C operation available
Ordering Guide
Output
Model
MH50T1205-10
MH50T2405-10
MH50T4805-10
MH50T24W05-10
MH50T48W05-10
MH50T1205-12
MH50T2405-12
MH50T4805-12
MH50T24W05-12
MH50T48W05-12
MH50T1205-15
MH50T2405-15
MH50T4805-15
MH50T24W05-15
MH50T48W05-15
MH100T1205-10
MH100T2405-10
MH100T4805-10
MH100T24W05-10
MH100T48W05-10
MH100T1205-12
MH100T2405-12
MH100T4805-12
MH100T24W05-12
MH100T48W05-12
MH100T1205-15
MH100T2405-15
MH100T4805-15
MH100T24W05-15
MH100T48W05-15
1
2
Input
Regulation
3
Line
Load
Noise
Vin
12
Range
10-20
18-36
36-75
10-36
18-75
10-20
18-36
36-75
10-36
18-75
10-20
18-36
36-75
10-36
18-75
10-20
18-36
36-75
10-36
18-75
10-20
18-36
36-75
10-36
18-75
10-20
18-36
36-75
10-36
18-75
Power
(Watt)
1
Vout
(Volts)
Iout
(A, max)
mVp-p
2
Ripple
Iin
(mA)
4
Eff.
(%)
5
min.
87
88
86
88
86
87
88
87
88
87
88
89
88
89
88
84
86
87
86
87
84
87
88
87
88
85
88
89
88
89
Options
typ.
89
90
88
90
88
89
90
89
90
89
90
91
90
91
90
86
88
89
88
89
86
89
90
89
90
87
90
91
90
91
C, MC, TS, DR
60
40
40
60
40
60
40
40
60
40
60
40
40
60
40
60
40
40
60
40
60
40
40
60
40
60
40
40
60
40
+5.0
+10
-10
+5.0
+1.25
-1.25
18
15
12
22
20
30
24
48
24
48
12
50
+5.0
+12
-12
+5.0
+1.05
-1.05
18
40
30
22
50
50
24
48
24
48
12
+5.0
+15
-15
+5.0
+0.84
-0.84
18
55
30
22
60
50
±0.2
±0.5
24
48
24
48
12
24
48
24
48
12
+5.0
+10
-10
+10
+2.5
-2.5
40
22
15
50
30
60
100
+5.0
+12
-12
+10
+2.1
-2.1
40
70
60
50
80
80
24
48
24
48
12
+5.0
+15
-15
+10
+1.7
-1.7
40
100
60
50
110
70
24
48
24
48
Total max. output power.
Max ripple and noise; measured without external capacitor, 20MHz B.W.
3
+V2/-V3 balanced 10% to 100% loads.
4
Max no load input current.
5
Nominal line voltage and full load.
ACON, INC.
www.aconinc.com
MHT
p. 1 of 29
Oct 14, 2011
50 &100W Triple:
+5V/±10V; +5V/±12V; +5V/±15V
Input Voltage Range:
10-20V, 18-36V, 36-75V & 10-36V, 18-75V
BLOCK DIAGRAM
Indefinite
Short-Circuit
Protection
Over-Voltage
Protection
Opto Isolation
Error
Amplifier
(+)Vin 4
7 (+)V2
Regulator
Dropout
Low
(-)Vin 3
Over-Load
Protection
Over-Temp.
Protection
Undervoltage
Lockout
Controller
PWM
Current
Mode
6 (-)V3
1. V1 & V2 are individually regulated
2. V3 is regulated with low drop.
9 (+)V1
8 Com
Opto Isolation
Error
Amplifier
Enable 1
Enable
Control
10 V1 trim
INPUT SPECIFICATIONS:
Model No./Parameter
MHxxxT1205-xx
(Vin = 10 - 20V)
All specifications apply over specified input voltage, output load, and temperature range, unless otherwise noted.
Input Voltage Continuous
Input Trasient Withstand (100mSec)
Input Over Voltage Protection
Output ON (Input Ramping Up)
Output OFF (Input Ramping Down)
Input Voltage Continuous
Input Trasient Withstand (100mSec)
Input Over Voltage Protection
Output ON (Input Ramping Up)
Output OFF (Input Ramping Down)
Input Voltage Continuous
Input Trasient Withstand (100mSec)
Input Over Voltage Protection
Output ON (Input Ramping Up)
Output OFF (Input Ramping Down)
Input Voltage Continuous
Input Trasient Withstand (100mSec)
Input Over Voltage Protection
Output ON (Input Ramping Up)
Output OFF (Input Ramping Down)
Input Voltage Continuous
Input Trasient Withstand (100mSec)
Input Over Voltage Protection
Output ON (Input Ramping Up)
Output OFF (Input Ramping Down)
Disabled
Source or Sink current
ON Control
OFF Control
Condition/Description
Min
10
Nom
12
21
Max
20
30
Units
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
VDC
mA
mA
VDC
VDC
9.4
9.2
18
24
37
MHxxxT2405-xx
(Vin = 24 - 36V)
9.8
9.4
36
50
18
17.6
75
100
36
35.6
36
50
9.8
9.4
75
100
18
17.6
10
1.0
+18
+1.8
17.8
17.2
36
48
76
MHxxxT4805-xx
(Vin = 36 - 75V)
35.6
35
10
24
37
MHxxxT24W05-xx
(Vin = 10 - 36V)
9.4
9.2
18
48
76
MHxxxT48W05-xx
(Vin = 18 - 75V)
Input Current
Enable (On/Off)
1
Control
1
17.8
17.2
8
+2.4
0
Enable Pin Floating = ON Control
ACON, INC.
www.aconinc.com
MHT
p. 2 of 29
Oct 14, 2011
50W:
OUTPUT SPECIFICATIONS:
Parameter
Output Voltage
+5V
+10V
-10V
+5V
+10V
-10V
+5V
+5V
+10V
-10V
+5V
+10V
-10V
+5V
Ripple & Noise
(No External Capacitor)
+10V
-10V
Transient Response
(75-100% step Load)
Over Voltage Protection
+5V
+10V
+5.0V/±10V Output
All specifications apply over specified input voltage, output load, and temperature range, unless otherwise noted.
Condition/Description
Input Voltage = Nom, Output Current = Max
Baseplate Temperature =< +90°C
(Total Output Power 50W max.)
Trim Up (Trim resistor to trim & Com pin)
Trim Down (Trim resistor to trim & +V1 pin)
Input Voltage = Min to Max, Output Current = Nom
Input Voltage = Nom, Output Current = Min to Max
Please See Regulation Curves on p. 6
Ripple
Spike (20MHz B.W.)
Ripple
Spike (20MHz B.W.)
Ripple
Spike (20MHz B.W.)
Peak Deviation
Settling Time
Peak Deviation
Settling Time
Feedback Loop Voltage Clamp
Hiccup Mode Indefinite, Auto Recovery
Resitive Load
12
16
10
16
8
20
±50
100
±60
100
+6.5
+13
25
Min
+4.95
+9.90
-9.80
0
0
0
+4.5
Nom
+5.00
+10.0
-10.0
+5.0
+1.25
-1.25
Max
+5.05
+10.10
-10.20
+6.0
+2.0
-1.5
+5.5
±0.2
±0.2
±0.5
±0.5
±0.5
±5.0
20
25
15
20
15
30
±75
150
±80
150
Units
VDC
VDC
VDC
A
A
A
V
V
%
%
%
%
%
%
mVp-p
mVp-p
mVp-p
mVp-p
mVp-p
mVp-p
mV
µSec
mV
µSec
VDC
Output Current
Output Trim
Line Regulation
Load Regulation
+5V
+10V
Short Circuit Protection
Start-Up
30
mSec
ACON, INC.
www.aconinc.com
MHT
p. 3 of 29
Oct 14, 2011
50W:
Output Ripple & Noise
(Measured with no external capacitor, 20MHz B.W.)
+5.0V/±10V Output
Start-Up
(Resistive, Full Load)
+5.0V
+5.0V
+10V
+10V
-10V
ACON, INC.
www.aconinc.com
-10V
MHT
p. 4 of 29
Oct 14, 2011
50W:
Output Load Transient
(75% to 100% Step Load change)
+5.0V/±10V Output
+5.0V
+10V
Efficiency Curves
(Measured @ Baseplate Temp < 50°C)
95
90
85
95
90
85
80
Efficiency (%)
80
Efficiency (%)
75
70
65
60
55
50
0
1.0
2.0
3.0
75
70
65
60
Vin = 12V
Vin = 24V
Vin = 48V
4.0
5.0
55
50
0
±0.25
±0.50
±0.75
Vin = 12V
Vin = 24V
Vin = 48V
±1.0
±1.25
+5.0V
Load Current (A)
±10V
Load Current (A)
ACON, INC.
www.aconinc.com
MHT
p. 5 of 29
Oct 14, 2011
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