MX3A-12SA-P Просмотр технического описания (PDF) - Bourns, Inc
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производитель
MX3A-12SA-P Datasheet PDF : 2 Pages
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Output Voltage Programming
Via external trim resistor between Trim and GND:
[ ] Rtrim =
10.5
Vo - 0.7525
- 1.0
kΩ
Via application of external voltage between Trim and GND:
Vtrim = (0.7 - 0.0667 x {Vo - 0.7525})
MX3A-12SA(-P) SMT Non-Isolated Power Module
Product Dimensions
BOTTOM VIEW
4.06
(0.160)
4.83
(0.190)
20.3
(0.80)
4.06
(0.160)
4.57
(0.180)
8.89
(0.350)
GND TRIM VOUT
1.47
(0.058)
VIN
2.29
(0.090)
ON/OFF
DIMENSIONS:
MM
(INCHES)
SIDE VIEW
1.47
(0.058)
4.32
(0.170)
11.43
(0.450)
8.64
(0.340)
1.5
(0.06)
1.3
(0.05)
TOLERANCES:
DECIMAL .X ±
0.5
(0.02)
DECIMAL
.XX
±
0.25
(0.010)
L1 REF.
6.80
(0.268)
Derating Output Current vs. Local Ambient Temp & Airflow
(Vin = 12 Vdc, Vo = 3.3 Vdc)
3.5
3.0
2.5
2.0
NC (0 LFM)
1.5
1.0
0.5
0.0
25 30 35 40 45 50 55 60 65 70 75 80 85
Ambient Temperature (°C)
Recommended Pad Layout
4.57
(0.180)
4.06
(0.160)
17.53
(0.690)
4.06
(0.160)
4.83
(0.190)
8.64
(0.340)
VOUT TRIM GND
ON/OFF
0.25
(0.010) VIN
8.89
(0.350)
1.5
(0.06)
1.3
(0.05)
3.05 2.41
RECOMMENDED PAD SIZE: (0.120) X (0.095) MIN.
3.43
(0.135)
X
2.79
(0.110)
MAX.
Pick and Place Location
11.43
(0.450)
6.18
(0.243)
9.63
(0.379)
20.32
(0.800)
How to Order
M X 3A - 12 S A (-P)
Configuration
• M = Surface Mount Device
Internal Identifier
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.
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
REV. A 06/06
Specifications are subject to change without notice.
Customers should verify device performance in their specific applications.
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