TDA16846_03 Datasheet, PDF (20/29 Pages) Infineon Technologies AG – Controller for Switch Mode Power Supplies Supporting Low Power Standby and Power Factor

TDA 16846/16846-2
TDA 16847/16847-2
5.2
Characteristics
Unless otherwise stated, – 25 °C < T_j < 125 °C, V_CC = 12 V
Parameter
Symbol Limit Values Unit Test Condition
min. typ. max.
Supply Voltage and Startup Circuit VCC (Pin 14)
Overvoltage threshold
Turn-ON threshold
Turn-OFF threshold
Delta-OV-V_{14 ON}
Supply current, OFF
Supply current, ON
V_{14 OV}
V_{14 ON}
V_{14 OFF}
–
I_14OFF
I_14ON
15.7 16.5 17.1 V
14.5 15 15.5 V –
7.5 8
8.5 V –
0.5 –
–
V–
–
40 100 µA V_CC = V_{14 ON} -100
mV
–
5
8
mA Output low
Primary Current Simulation PCS (Pin 2) / Current Limiting
Basic value
Peak value
Discharge current
Bias current Pin 2
V₂
1.45 1.5 1.55 V I₂ = 100 µA
V₂
4.85 5
5.15 V V₁₁ = 1.2 V
I_2DC
0.6 1.0 2.5 mA V₂ = 3 V
–
– 1.0 – 0.3 –
µA V₂ = 2 V
Fold Back Point Correction PVC (Pin 11)
Peak value
Bias current Pin 11
V₅
3.8 4.1 4.3 V V₁₁ = 4.5 V
–
– 1.0 – 0.3 –
µA V₁₁ = 1.5 V
Off-Time Circuit OTC (Pin 1)
Charge current
I_1H
Charge current
I_1L
Peak value
V_1P
Basic value 1
V_1B1
Basic value 2
V_1B2
V₁ Lower limit
V_1L
Bias current Pin 1
–
0.9 1.1
0.35 0.5
3.38 3.5
1.4 mA V₃ > V_3L
0.65 mA V₃ < V_3L
3.62 V –
1.9 2
2.1 V –
1.44 1.5 1.58 V –
80 140 mV
– 1.1 – 0.4 –
µA V₁ = 2.2 V
Version 2.0
20
31 Jul 2003