NXP Semiconductors
TEA19362T
GreenChip SMPS primary side control IC with fixed frequency operation
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Date of release: 9 August 2016
Document identifier: TEA19362T
Contents
1 General description ............................................ 1
2 Features and benefits .........................................2
2.1 General features ................................................ 2
2.2 Green features ...................................................2
2.3 Protection features .............................................2
3 Applications .........................................................2
4 Ordering information .......................................... 3
5 Marking .................................................................3
6 Block diagram ..................................................... 4
7 Pinning information ............................................ 5
7.1 Pinning ............................................................... 5
7.2 Pin description ................................................... 5
8 Functional description ........................................6
8.1 Supply management ..........................................6
8.2 Start-up and UnderVoltage LockOut (UVLO) .....6
8.3 Modes of operation ............................................7
8.4 Mains voltage measuring ...................................8
8.5 Auxiliary winding ................................................ 8
8.6 Protections ......................................................... 9
8.6.1 OverPower Protection (OPP) ...........................10
8.6.2 OverVoltage Protection (OVP; pins AUX and
VCCL) .............................................................. 11
8.6.3 Protection input (PROTECT pin) ..................... 11
8.6.4 OverTemperature Protection (OTP) .................11
8.6.5 Maximum on-time ............................................ 11
8.6.6 Safe restart ...................................................... 11
8.7 Optobias regulation (CTRL pin) ....................... 12
8.8 Burst mode operation ...................................... 13
8.9 Soft start-up (ISENSE pin) ...............................16
8.10 Driver (DRIVER pin) ........................................ 16
9 Limiting values .................................................. 17
10 Recommended operating conditions .............. 18
11 Thermal characteristics ....................................19
12 Characteristics .................................................. 19
12.1 Typical temperature performance
characteristics .................................................. 22
12.1.1 Start-up voltage ............................................... 22
12.1.2 Undervoltage lockout threshold voltage ...........23
12.1.3 Detection voltage (pin PROTECT) ...................23
12.1.4 Switching frequency .........................................24
12.1.5 Overpower protection voltage (pin ISENSE) .... 24
12.1.6 Overpower protection (at IAUX = 1.46 mA) ..... 25
12.1.7 Output current (pin PROTECT) ....................... 25
12.1.8 Overvoltage protection voltage (pin AUX) ........26
13 Application information .................................... 26
14 Package outline .................................................28
15 Abbreviations .................................................... 29
16 Revision history ................................................ 30
17 Legal information .............................................. 31
