78253/35MC Murata Power Solutions Inc, 78253/35MC Datasheet - Page 2

• Manufacturer Part Number: 78253/35MC
• Description: XFRMR 3.3V IN 5V OUT MAX 253 SMD
• Manufacturer: Murata Power Solutions Inc
• Series: 78253r
• Type: Compatible Converter Transformersr

Specifications of 78253/35MC

• Inductance: 142µH
• Primary Voltage Rating: 3.3 V
• Secondary Voltage Rating: 5 V
• Mounting Style: SMD/SMT
• Dimensions: 12.7 mm L x 8.89 mm W x 6.35 mm H
• Product: Toroidal Power Transformers
• Height: 6.35 mm
• Length: 12.7 mm
• Number Of Outputs: 2
• Operating Temperature Range: - 40 C to + 85 C
• Termination Style: Solder Pad
• Turns Ratio: 1:5
• Width: 8.89 mm
• Primary Voltages: 5V
• Current Rating: 100mA
• Power Rating: 500mW
• Transformer Mounting: Surface Mount
• Isolation Voltage: 1500VDC
• Peak Reflow Compatible (260 C): Yes
• Transformer Type: Pulse
• Supply Voltage: 3.3V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Contains lead / RoHS Compliant
• For Use With/related Products: MAX253
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 811-1273-5

ABSOLUTE MAXIMUM RATINGS
Operating free air temperature range
Storage temperature range
Lead Temperature 1.5mm from case for 10 seconds
Peak current I
Isolation voltage 78253/XX(M)C (fl ash tested for 1 second)
Isolation voltage 78253/XX(M)VC (fl ash tested for 1 second)
PACKAGE SPECIFICATIONS
www.murata-ps.com
MECHANICAL DIMENSIONS
RECOMMENDED FOOTPRINT DETAILS
0.135±0.02
(3.44±0.50)
6 Pin DIL
6 Pin DIL
0.012(0.30)
0.008(0.20)
(9.0) MAX
(6.35)
0.354
0.25
PK
78253/35C
XYYWW
(9.52) MAX
(10.16)
0.375
0.40
0.1 (2.54)
1
2
3
Primary
0.10 (2.54)
Top View
Ø0.05 (1.20) +0.006 (0.15)
0.10 (2.54)
Secondary
0.025 (0.63)
0.021 (0.53)
-0.000 (0.00)
6
5
4
(0.008 0.20)
0.012 0.30
(9.0) MAX
(6.35)
6 Pin SM
0.25
0.354
-40°C to 85°C
-50°C to 125°C
300°C
400mA
1500V
4000V
6 Pin SM
(1.00)
0.04
78253/55MC
0.035
(0.90)
DC
DC
XYYWW
(9.52) MAX
(12.70)
0.375
0.5
Technical enquiries - email: [e-mail], tel:
(11.50)
0.45
MAX253 Compatible Converter Transformers
1
2
3
Unless otherwise stated all dimensions in inches (mm) ±0.01 (0.25).
All pins on a 0.1 (2.54) pitch and within ±0.01 (0.25) of true position.
Package weight 1.0g Typ.
Unless otherwise stated all dimensions in inches (mm) ±0.01 (0.25).
All pins on a 0.1 (2.54) pitch and within ±0.01 (0.25) of true position.
(2.54)
0.1
Primary
Top View
0.06 (1.60)
Secondary
0.10 (2.54)
78253 Series
0.025 (0.63)
0.021 (0.53)
KMP_78253C_C03 Page 2 of 5
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