TOP257YN Power Integrations, TOP257YN Datasheet - Page 15

• Manufacturer Part Number: TOP257YN
• Description: IC OFFLINE SWIT PROG OVP TO220
• Manufacturer: Power Integrations
• Series: TOPSwitch®-HXr
• Type: Off Line Switcherr

Specifications of TOP257YN

• Output Isolation: Isolated
• Frequency Range: 119 ~ 145kHz
• Voltage - Output: 700V
• Power (watts): 157W
• Operating Temperature: -40°C ~ 150°C
• Package / Case: TO-220-7 (Formed Leads), 5 Leads
• Output Voltage: 700 V
• Input / Supply Voltage (max): 9 V
• Input / Supply Voltage (min): - 0.3 V
• Duty Cycle (max): 78 %
• Switching Frequency: 132 KHz
• Operating Temperature Range: - 40 C to + 150 C
• Mounting Style: Through Hole
• Maximum Operating Temperature: + 150 C
• Minimum Operating Temperature: - 40 C
• Output Current: 5.44 A
• Output Power: 157 W
• For Use With: 596-1193 - KIT REF DESIGN TOP HX FOR TOP258
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 596-1188-5

Typical Uses of FREQUENCY (F) Pin
Figure 14. Full Frequency Operation (132 kHz).
www.powerint.com
Voltage
Input
DC
+
-
D
S
CONTROL
F
C
PI-2654-071700
Figure 15. Half Frequency Operation (66 kHz).
Voltage
Input
DC
+
-
D
S
CONTROL
TOP252-262
F
C
PI-2655-071700
Rev. F 01/09
15