VIPER26LD STMicroelectronics, VIPER26LD Datasheet - Page 2

Switching Converters, Regulators & Controllers VIPer Plus 800V Fixed freq 60 kHz

VIPER26LD

Manufacturer Part Number
VIPER26LD
Description
Switching Converters, Regulators & Controllers VIPer Plus 800V Fixed freq 60 kHz
Manufacturer
STMicroelectronics
Datasheet

Specifications of VIPER26LD

Output Voltage
800 V
Output Current
3 A
Output Power
20 W
Input Voltage
11.5 V to 23.5 V
Switching Frequency
60 KHz
Operating Temperature Range
- 40 C to + 150 C
Mounting Style
SMD/SMT
Package / Case
SOIC-16 Narrow
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

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Contents
Contents
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
2/25
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Typical power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Pin settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Electrical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
4.1
4.2
4.3
Typical electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Typical circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Power section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
High voltage current generator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Oscillator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Soft start-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Adjustable current limit set point . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
FB pin and COMP pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Burst mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Automatic auto restart after overload or short-circuit . . . . . . . . . . . . . 17
Open loop failure protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Doc ID 17736 Rev 2
VIPER26

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