PL
IA
Features
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NT
SIP (Single in-line package)
Output voltage programmable from
0.75 Vdc to 3.6 Vdc via external resistor
16 A output current
Up to 95 % efficiency
Small size, low profile
Cost-efficient
CO
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■
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Low output ripple and noise
High reliability
Remote on/off
Output overcurrent protection
(non-latching)
Optional sequencing function
*R
oH
S
M
SX(T)16A-3-5SA SIP Non-Isolated Power Module
Description
Bourns
®
SX(T)16A-3-5SA is a non-isolated DC-DC converter offering designers a cost and space-efficient solution with standard
features such as sequencing, remote on/off, precisely regulated programmable output voltage and overcurrent protection.
Specifications
Parameter
INPUT
Voltage
Current
Remote: ON/OFF
Low or Open =
High =
OUTPUT
Voltage Adjustment Range
Current
Voltage Setpoint Accuracy
Line Regulation
Load Regulation
Temperature Regulation
Ripple (pk-pk) (20 MHz Bandwidth)
Ripple (rms)
Standard
On
Off
2.4
5.5
16.0
Vdc
Adc
Min.
Nom.
Max.
Units
Notes
Dynamic Load Response:
50 % to 100 % Load or 100 % to 50 % Load;
(∆i/∆t = 2.5 A/µs; 25 °C)
50 % to 100 % Load or 100 % to 50 % Load;
(∆i/∆t = 2.5 A/µs; 25 °C)
GENERAL
MTBF
Operating Temperature
Storage Temperature
Switching Frequency
Efficiency
(Vin = 5 Vdc, TA= 25 °C, Full Load)
E
T
E
L
O
S
B
O
-P option
Off
On
2.4
0.4
Vin
Vdc
Vdc
Vdc
0.75
0.0
-2.0
3.63
16.0
2.0
Adc
% Vo, set
% Vo, set
% Vo, set
% Vo, set
mVpk-pk
mVrms
mV
µs
mV
µs
0.3
0.4
0.4
25
8
50
15
300
25
150
100
10,000
-40
-55
300
82.5
87.0
89.0
90.0
92.5
95.0
+85
+125
kHrs
°C
°C
kHz
%
%
%
%
%
%
10 µA max.
1 mA max.
1 µF ceramic//10 µF tantalum capacitors
1 µF ceramic//10 µF tantalum capacitors
1 µF ceramic//10 µF tantalum capacitors
2 x 150 µF polymer capacitors
Vo,set = 0.75 Vdc
Vo,set = 1.2 Vdc
Vo,set = 1.5 Vdc
Vo,set = 1.8 Vdc
Vo,set = 2.5 Vdc
Vo,set = 3.3 Vdc
Applications
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Intermediate Bus architecture
Distributed power applications
Workstations and servers
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Telecom equipment
Enterprise networks including LANs/WANs
Latest generation ICs (DSP, FPGA, ASIC) and microprocessor powered applications
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
Specifications are subject to change without notice.
Customers should verify device performance in their specific applications.
Output Voltage Programming
Via external trim resistor between Trim and GND:
Rtrim =
Via application of external voltage between Trim and GND:
Vtrim = (0.7 - 0.1698 x {Vo - 0.7525})
[
21.07
- 5.11 kΩ
Vo - 0.7525
]
SX(T)16A-3-5SA SIP Non-Isolated Power Module
Product Dimensions
FRONT VIEW OF BOARD (INDUCTOR SIDE)
50.8
(2.00)
7.43
MAX.
(0.293)
SIDE VIEW
6.96
REF.
(0.274)
12.7
(0.50)
12.32
(0.485)
1
2
3
4
5
6
7
8
B* 9
10
11 PINS
0.38
0.64
X
(0.025) (0.015)
L1 (REF.)
1.28
(0.050)
2.54
(0.100)
5.08
(0.200)
7.62
(0.300)
10.16
(0.400)
E
T
E
L
O
S
B
O
0.64
(0.025)
35.56
(1.400)
38.10
(1.500)
40.64
(1.600)
43.18
(1.700)
45.72
(1.800)
48.26
(1.900)
7.6
(0.30)
6.32
(0.249)
DIMENSIONS:
MM
(INCHES)
TOLERANCES:
0.5
(0.02)
0.25
DECIMAL .XX ±
(0.010)
DECIMAL .X ±
*Pin Stuffed with SXT16A option only, absent with SX16A standard
Specifications are subject to change without notice.
Customers should verify device performance in their specific applications.
SX(T)16A-3-5SA SIP Non-Isolated Power Module
Recommended Hole Pattern
48.26
(1.900)
45.72
(1.800)
43.18
(1.700)
40.64
(1.600)
38.10
(1.500)
10.16
(0.400)
7.62
(0.300)
5.08
(0.200)
2.54
(0.100)
1.27
(0.050)
1
2
3
4
5
Pinout Detail
PIN
1
2
3
4
5
6
7
8
9
FUNCTION
VOUT
VOUT
SENSE
VOUT
GND
GND
VIN
VIN
SEQ
TRIM
ON/OFF
35.56
(1.400)
1.09
(0.043)
THROUGH-HOLE
PLATED
1.63
(0.064)
BOTH SIDES
PAD SIZE
*Hole required with SXT16A option only, not required with SX16A standard
50.8
(2.00)
How to Order
E
T
E
L
O
S
B
O
10
6
7
8
B* 9
10
B (optional)
1.3
(0.05)
7.9
(0.31)
OUTLINE AREA
Derating Output Current vs. Local Ambient Temp & Airflow
18.00
16.00
14.00
Output Current (A)
12.00
10.00
8.00
6.00
4.00
2.00
0.00
25
30
35
40
45
50
55
60
65
70
75
80
85
NC (0 LFM)
0.5 m/s (100 LFM)
1.0 m/s (200 LFM)
1.5 m/s (300 LFM)
2.0 m/s (400 LFM)
S X (T) 16A - 3-5 S A (-P)
Configuration
S = SIP
Internal Identifier
Identifies Sequencing Pin Function
Output Current (Amps)
Input Voltage (V)
Outputs
S = Single
Output Voltage (V)*
A = Adjustable
Optional Positive On/Off Logic
*Fixed output voltage parts and optional features available; contact factory.
V
IN
= 5.0 V
DC
V
O
= 3.3 V
DC
Ambient Temperature (°C)
REV. C 08/06
Specifications are subject to change without notice.
Customers should verify device performance in their specific applications.
Asia-Pacific:
Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116
Europe:
Tel: +41-41 768 5555 • Fax: +41-41 768 5510
The Americas:
Tel: +1-951 781-5500 • Fax: +1-951 781-5700
www.bourns.com
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