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DC-DC
5 Watts JTB05 Series
* * * * * * * 4:1 Input Range DIP-24 Metal Package
xppower.com
Operating Temperature -25 C to +100 C Input Pi Filter Fully Regulated Single & Dual Outputs 1500 VDC Isolation Continuous Short Circuit Protection
Specification
Input
Input Voltage Range * 24 V (9-36 VDC) 48 V (18-72 VDC) Input Current (no load) * See table Input Filter * Pi network
General
Efficiency Isolation Switching Frequency MTBF * See table * 1500 VDC Input to Output (1000 M/80 pF) * Variable 200-320 kHz * 1,000 kHrs to MIL-HDBK-217F
Output
Output Voltage Output Voltage Balance Initial Set Accuracy Start Up Rise Time Line Regulation Load Regulation Cross Regulation Transient Response Ripple & Noise * * * * * * * * * See tables 1% max, dual output models 2% max 3 ms max 0.5% max from high line to low line 0.5% max single output models, 1.0% max dual output models 2.2% on dual output models <1.0% max deviation, recovery to within 1% in 200 s for a 50% load change 100 mV or 1.0% pk-pk, whichever is greater, 20 MHz BW >130% constant power Continuous with auto recovery 0.05/C max
Environmental
Operating Temperature Case Temperature Storage Temperature Shock Vibration * * * * -25 C to +100 C (see derating curve) +100 C max -40 C to +100 C 30 g, half sine wave 18 ms pulse applied 3 times on each of 6 axes * 5-500 Hz, 3 g, for 10 mins on each of 3 axes
EMC
Emissions * EN55022, level A conducted & radiated with external components - see application note * EN61000-4-2, level 2 Perf Criteria A * EN61000-4-3, 3 V/m Perf Criteria A * EN61000-4-6, 3 V rms Perf Criteria A
Overcurrent Protection * Short Circuit Protection * Temperature * Coefficient
ESD Immunity Radiated Immunity Conducted Immunity
DC-DC
Models and Ratings
Input Voltage(1) Output Voltage 3.3 5.0 12.0 15.0 5.0 12.0 15.0 3.3 5.0 12.0 15.0 5.0 12.0 15.0 VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC Output Current 1000 1000 470 400 500 230 190 1000 1000 470 400 500 230 190 mA mA mA mA mA mA mA mA mA mA mA mA mA mA Input Current(2) No Load 15.0 15.0 15.0 15.0 25.0 25.0 25.0 7.5 7.5 7.5 12.0 12.0 12.0 12.0 mA mA mA mA mA mA mA mA mA mA mA mA mA mA Full Load 191 267 294 313 267 288 297 100 134 149 157 135 146 149 mA mA mA mA mA mA mA mA mA mA mA mA mA mA
JTB05 Series
Efficiency 72% 78% 80% 80% 78% 80% 80% 70% 78% 79% 80% 77% 79% 80% Model Number(3) JTB0524S3V3 JTB0524S05 JTB0524S12 JTB0524S15 JTB0524D05 JTB0524D12 JTB0524D15 JTB0548S3V3 JTB0548S05 JTB0548S12 JTB0548S15 JTB0548D05 JTB0548D12 JTB0548D15
9-36 VDC
18-72 VDC
Notes
1. Nominal input voltage 24 or 48 VDC. 2. Input current is at nominal input voltage. 3. Surface mount versions with plastic case available in OEM quantities.
Mechanical Details
All dimensions are in inches (mm) Weight: 0.04 lbs (20 g) approx. PIN CONNECTIONS Single Output Dual Output No pin No pin -V input -V input -V input -V input N/C Common N/C N/C N/C -V output No pin No pin No pin No pin +V output +V output N/C N/C -V output Common +V input +V input +V input +V input No pin No pin
0.08 (2.0) 0.02 (0.5) 24 23 22 1.25 (31.8) 0.10 (2.5) 16 15 14 13 0.60 (15.2) 1 2 3
BOTTOM VIEW 9 10 11 12
0.5 (10.2) Max
0.15 (3.8)
0.80 (20.3)
Pin 1 2 3 9 10 11 12 13 14 15 16 22 23 24
Application Notes
Derating Curve
100 80
Input Filter
L
+Vin C2
+Vo C1
L
+Vin C2
Load (%)
C1
60 40 20 0 -20 -10 0 20 30 40 50 60 Ambient Temperature (C) 70 80 90 100
-Vin C3 -Vo -Vin
10
Model JTB0524 Class A Class B JTB0548 Class A Class B
C1 Not fitted 100 F/ 50 V Not fitted 22 F/ 100 V
C2 220 F/ 50 V 100 F/ 50 V 47 F/ 100 V 22 F/ 100 V
L Short 8 H Short 5 H
08-Jan-08

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