PM-SM15 Datasheet, PDF (1/1 Pages) Premier Magnetics, Inc. – 8-PIN SMD PUSH-PULL TRANSFORMERS

* Designed to Support Maxim's MAX253
* 1500Vrms Minimum Isolation Voltage
* Designed For >125KHz, 50% Duty Cycle
Push-Pull Operation @ 1.0 Watt Output
8-PIN SMD
PUSH-PULL
TRANSFORMERS
* Low profile 8-Pin SMD Package
* Industry Standard Package
* Multiple Configurations
ELECTRICAL SPECIFICATIONS AT 25^OC - OPERATING TEMPERATURE RANGE -40^OC TO +85^OC
PART
NUMBER
PM-SM15
PM-SM16
PM-SM17
PM-SM18
TURNS
RATIO
(Pri:Sec ± 5%)
1CT : 1.00
1CT : 1.38CT
1CT : 2.00CT
1CT : 0.667
PRIMARY
OCL
(µ H Min.)
150
150
150
150
Primary
Pins
1-4
1-4
1-4
1-4
PRI/SEC
TYPICAL
HI-POT
APPLICATION (Vrms) GENERAL CHARACTERISTICS
+5V to +10V 1500 Volt Doubler Driving a Regulator
+5V to +5V 1500 Full Wave Center Tap
+3.3V to +5V 1500 Full Wave Center Tap
+5V to +5V 1500 Full Wave Bridge
MECHANICALS
TYPICAL APPLICATIONS
RECOMMENDED P.C.B. LAYOUT
Dimensions in mm (inches)
8x1.0 (.040)
10.1 (.398)
8x1.0 (.040)
1
8
3x2.0 (.079)
4
5
PIN#1 I.D.
DOT
1
2
6.00
(.236)
3
4
6.30
(.248)
MAX
8
0.70
7
(.028) _10.7
(.421)
6
2.0 ^MAX
(.079)
5
TYP
CORE CLAMP
8.10
(.319)
10.1
(.398)
11.6 (.457)
12.0 (.472)
Specifications subject to change without notice.
+5V
0.1uF
6
Vcc
1
D1
MAXIM
MAX253
8
D2
VOLTAGE DOUBLER
PM-SM15
1CT : 1
MBR0520L
0.33uF
0.33uF
REGULATED
OUTPUT
5V @ 200mA
78L05
MBR0520L
ISO
GND
+5V
FULL WAVE CENTER TAP
PM-SM16
0.1uF
6
Vcc
1
D1
1CT : 1.38CT
MBR0520L
UNREGULATED
OUTPUT
5V @ 200mA
MAXIM
MAX253
0.33uF
8
D2
MBR0520L
+3.3V
FULL WAVE CENTER TAP
PM-SM17
0.1uF
6
Vcc
1
D1
1CT : 2.0CT
MBR0520L
ISO
GND
UNREGULATED
OUTPUT
5V @ 100mA
MAXIM
MAX253
0.33uF
8
D2
MBR0520L
ISO
GND
+5V
0.1uF
6
Vcc
1
D1
MAXIM
MAX253
8
D2
FULL WAVE BRIDGE
PM-SM18
1CT : 0.667
UNREGULATED
OUTPUT
5V @ 200mA
0.33uF
ISO
GND
20381 BARENTS SEA CIRCLE, LAKE FOREST, CA 92630 • TEL: [phone] • FAX: [phone] • http://www.premiermag.com
1