VIPER12ADIP-E STMicroelectronics, VIPER12ADIP-E Datasheet - Page 2

• Manufacturer Part Number: VIPER12ADIP-E
• Description: IC OFFLINE SWIT PWM SMPS CM 8DIP
• Manufacturer: STMicroelectronics
• Series: VIPER™r
• Type: Pulse Width Modulator Controllerr

Specifications of VIPER12ADIP-E

• Output Isolation: Isolated
• Frequency Range: 54 ~ 66kHz
• Voltage - Input: 8 ~ 50 V
• Voltage - Output: 730V
• Power (watts): 8W
• Operating Temperature: 25°C ~ 125°C
• Package / Case: 8-DIP (0.300", 7.62mm)
• Current, Supply: 4.5 mA
• Frequency, Oscillator: 60 kHz
• Package Type: DIP-8
• Regulator Type: Switching
• Resistance, Thermal, Junction To Case: 15 °C/W
• Temperature, Operating, Range: -40 to +150 °C
• Time, Fall: 100 ns
• Time, Rise: 50 ns
• Voltage, Supply: 18 V
• Output Voltage: 38 V
• Output Power: 5 W
• Input Voltage: 0 V to 50 V
• Switching Frequency: 60 KHz
• Operating Temperature Range: - 40 C to + 150 C
• Mounting Style: Through Hole
• For Use With: 497-6413 - BOARD EVAL VIPER12A LP AC/DC497-5084 - EVAL BOARD TRAVEL ADAPTOR 3.6W497-5082 - EVAL BOARD FLYBACK PWR SUPPLY 6W497-4932 - BOARD POWER SUPPLY 1.8W VIPER12A497-4931 - BOARD 6W DUAL OUTPUT VIPER12A497-4930 - BOARD 6W SINGLE OUTPUT VIPER12A
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-5575-5; VIPER12ADIP-E

Contents
Contents
1
2
3
4
5
6
7
8
9
10
11
12
2/21
Electrical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
1.1
1.2
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Pin connections and function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Rectangular U-I output characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Wide range of VDD voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Feedback pin principle of operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Startup sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Overvoltage threshold . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Operation pictures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Order codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Maximum rating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Doc ID 11977 Rev 2
VIPER12A-E