JTD15 Series
15 Watts
• Single and Dual Outputs
• Wide 4:1 Input Range
• 1.6” x 1” Footprint
• -40 °C to +100 °C Operation
• Full Load at 80 °C Ambient
• 3000 VDC Isolation
• Output Trim ±10%
• Remote On/Off
• 3 Year Warranty
DC-DC Converter
xxx Series
Dimensions:
JTD15:
1.6 x 1.0 x 0.41” (40.6 x 25.4 x 10.4 mm)
Models & Ratings
Input Current
(1)
Input Voltage
Output Voltage
3.3 V
5.0 V
12.0 V
9-36 V
15.0 V
±5.0 V
±12.0 V
±15.0 V
3.3 V
5.0 V
12.0 V
18-75 V
15.0 V
±5.0 V
±12.0 V
±15.0 V
Output Current
3000 mA
3000 mA
1250 mA
1000 mA
±1500 mA
±625 mA
±500 mA
3000 mA
3000 mA
1250 mA
1000 mA
±1500 mA
±625 mA
±500 mA
No Load
10 mA
10 mA
10 mA
10 mA
10 mA
10 mA
15 mA
10 mA
10 mA
10 mA
10 mA
8 mA
8 mA
10 mA
Full Load
515 mA
755 mA
735 mA
725 mA
755 mA
735 mA
725 mA
255 mA
375 mA
365 mA
365 mA
375 mA
375 mA
365 mA
Efficiency
82%
85%
88%
89%
85%
88%
89%
82%
85%
87%
88%
88%
90%
88%
Max capacitive load
(2)
3300 µF
3300 µF
680 µF
470 µF
±2200 µF
±470 µF
±330 µF
3300 µF
3300 µF
680 µF
470 µF
±2200 µF
±470 µF
±330 µF
Model
Number
JTD1524S3V3
JTD1524S05
JTD1524S12
JTD1524S15
JTD1524D05
JTD1524D12
JTD1524D15
JTD1548S3V3
JTD1548S05
JTD1548S12
JTD1548S15
JTD1548D05
JTD1548D12
JTD1548D15
Notes
1. Input currents measured at nominal input voltage.
2. Maximum capacitive load is per output.
Mechanical Details
0.10
(2.54)
0.40
(10.16)
0.80
(20.32)
0.40
0.40
(10.16) (10.16)
0.10
(2.54)
0.02
(0.5)
Dia 0.04 (1.0)
1.60
(40.64)
Dia 0.04 (1.0)
0.41
(10.4)
1.00 (25.4)
Pin
1
2
3
4
5
6
Notes
Pin Connections
Single
+Vin
-Vin
+Vout
Trim
-Vout
Remote On/Off
Dual
+Vin
-Vin
+Vout
Common
-Vout
Remote On/Off
0.40
(10.16)
0.40
(10.16)
0.40
(10.16)
0.24
(6.0)
0.20
(5.08)
1. All dimensions are in inches (mm)
2. Weight: 0.042 lbs (19.0 g) approx.
3. Pin diameter: 0.04 ±0.002 (1.0 ±0.05)
4. Pin pitch tolerance: ±0.014 (±0.35)
5. Case tolerance: ±0.02 (±0.5)
1
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JTD15 Series
Input
Characteristic
Input Voltage Range
Input Reflected Ripple Current
Input Surge
Minimum
9
18
20
50
100
Typical
Maximum
36
75
DC-DC Converter
Units
VDC
VDC
mA pk-pk
VDC for 100 ms
VDC for 100 ms
Notes & Conditions
24 V nominal
48 V nominal
Through 12 µH inductor and 47 µF capacitor
24 V models
48 V models
Output
Characteristic
Output Voltage
Output Trim
Initial Set Accuracy
Minimum Load
Line Regulation
Load Regulation
Cross Regulation
Start Up Time
Ripple & Noise
Overload Protection
Short Circuit Protection
Maximum Capacitive Load
Temperature Coefficient
Remote On/Off
0.02
%/ ˚C
See Models and Ratings table
Output is on if remote on/off (pin 3) is open or high (3-12 VDC)
Output turns off if remote on/off (pin 3) is low (<1.2 VDC max)
30
75/60
170
0
±0.5
0.5/1.0
±5
Minimum
3.3
±10
±1
Typical
Maximum
30
Units
VDC
%
%
%
%
`%
%
ms
mV pk-pk
%
Continuous hiccup mode, with auto recovery
Single/Dual Output, Measured using 20 MHz bandwidth and
10 µF/25 V MLCC per output
Notes & Conditions
See Models and Ratings table
Single output only, see Application Note
At full load
No minimum load required
From minimum to maximum input at full load
From 0% to full load for single/dual output
On dual output models, when one output is at 100% load
and other is varied from 25% load to full load
General
Characteristic
Efficiency
Isolation: Input to Output
Isolation: Input and output to Case
Switching Frequency
Isolation Resistance
Isolation Capacitance
Power Density
Mean Time Between Failure
Weight
600
0.064 (29.0)
10
9
Minimum
3000
1600
Typical
85
Maximum
Units
%
VDC
VDC
Notes & Conditions
See Models and Ratings table
60 s
60 s
3V3 & 5 V models/other models
270/330
2000
22
kHz
pF
W/in
3
kHrs
lb (g)
Ω
MIL-HDBK-217F, +25 °C GB
Environmental
Characteristic
Operating Temperature
Storage Temperature
Case Temperature
Humidity
Cooling
Minimum
-40
-55
Typical
Maximum
+100
+125
+105
95
Units
°C
°C
°C
%RH
Non-condensing
Natural convection
Notes & Conditions
See Derating Curve
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2
JTD15 Series
EMC: Emissions
Phenomenon
Conducted
Radiated
Standard
EN55032
EN55032
Test Level
Class A
Class A
DC-DC Converter
Notes & Conditions
No external components required
No external components required
EMC: Immunity
Phenomenon
ESD Immunity
Radiated Immunity
EFT/Burst
Standard
IEC1000-4-2
IEC1000-4-3
IEC61000-4-4
Test Level
±6 kV/±8 kV
20 Vrms
2 kV
Criteria
A
A
A
Requires 330 µF/100 V electrolytic and 3 kW TVS
(SMDJ58A for 24 V input, SMDJ120A for 48 V input)
Requires 330 µF/100 V electrolytic and 3 kW TVS
(SMDJ58A for 24 V input, SMDJ120A for 48 V input)
Notes & Conditions
Contact Discharge/Air Discharge
Surge
Conducted Immunity
Magnetic Fields
IEC61000-4-5
IEC61000-4-6
IEC61000-4-8
2 kV
10 V rms
100 A/m
A
A
A
Mechanical Details
0.10
(2.54)
0.40
(10.16)
0.80
(20.32)
0.40
0.40
(10.16) (10.16)
0.10
(2.54)
0.02
(0.5)
Dia 0.04 (1.0)
1.60
(40.64)
Dia 0.04 (1.0)
0.41
(10.4)
Pin Connections
Pin
Single
Dual
1
+Vin
+Vin
2
-Vin
-Vin
3
+Vout
+Vout
4
Trim
Common
5
-Vout
-Vout
6 Remote On/Off Remote On/Off
Notes
1. All dimensions are in inches (mm)
2. Weight: 0.064 lbs (29.0 g) approx.
3. Pin diameter: 0.04±0.002 (1.0 ±0.05)
4. Pin pitch tolerance: ±0.014 (±0.35)
5. Case tolerance: ±0.02 (±0.5)
1.00 (25.4)
0.40
(10.16)
0.40
(10.16)
0.40
(10.16)
0.24
(6.0)
0.20
(5.08)
Derating Curve
Single & Dual 5 V output
Output Power
100%
75%
50%
25%
-40
70 80
Ambient Temperature (°C)
100
All other models
3
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JTD15 Series
Application Notes
External Output Trimming
Output can be externally trimmed by using the method as below, (single output models only)
DC-DC Converter
5
6
Ru
5
6
Trim Up
4
JTD15
Bottom View
4
2
1
JTD15
Bottom View
2
1
Trim Down
Rd
3
3
Trim Down Resistor Values (Rd)
Models
3V3
5V
12V
15V
1%
309.0 k
119.9 k
345.0 k
174.4 k
2%
165.4 k
77.70 k
138.1 k
91.10 k
3%
105.6 k
50.50 k
79.90 k
56.60 k
4%
72.9 k
35.2 k
51.5 k
37.7 k
5%
52.3 k
25.3 k
34.6 k
25.8 k
6%
38.0 k
18.4 k
23.4 k
17.6 k
7%
27.6 k
13.4 k
15.5 k
11.6 k
8%
19.7 k
9.50 k
9.50 k
7.00 k
9%
13.5 k
6.40 k
4.90 k
3.50 k
10%
8.40 k
3.90 k
1.26 k
0.55 k
Trim Up Resistor Values (Ru)
Models
3V3
5V
12V
15V
1%
537.7 k
635.2 k
367.4 k
661.5 k
2%
177.1 k
170.0 k
179.6 k
231.3 k
3%
96.40 k
92.80 k
113.6 k
134.0 k
4%
60.8 k
61.1 k
79.9 k
91.0 k
5%
40.8 k
43.8 k
59.5 k
66.8 k
6%
27.9 k
32.9 k
45.8 k
51.3 k
7%
19.0 k
25.4 k
35.9 k
40.4 k
8%
12.4 k
20.0 k
28.5 k
32.5 k
9%
7.30 k
15.8 k
22.7 k
26.4 k
10%
3.40 k
12.5 k
18.1 k
21.5 k
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10 July 17
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