TEA1751LT/N1 NXP Semiconductors, TEA1751LT/N1 Datasheet - Page 19

• Manufacturer Part Number: TEA1751LT/N1
• Description: AC-DC, PFC, FLYBACK, CNTRL, 16SOIC
• Manufacturer: NXP Semiconductors

Specifications of TEA1751LT/N1

• Input Voltage: 276V
• Output Current: 1.2A
• Output Voltage: 11V
• No. Of Outputs: 2
• Power Dissipation Pd: 600mW
• Voltage Regulator Case Style: SOIC
• No. Of Pins: 16
• Operating Temperature Range: -40°C To
• Supply Voltage Range: 21V To 23V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

NXP Semiconductors
8. Limiting values
TEA1751T_LT_2
Product data sheet
7.3.11 Driver (pin FBDRIVER)
The driver circuit to the gate of the external power MOSFET has a current sourcing
capability of typically −500 mA and a current sink capability of typically 1.2 A. This permits
fast turn-on and turn-off of the power MOSFET for efficient operation.
Table 3.
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol
Voltages
V
V
V
V
V
V
V
V
V
V
Currents
I
I
I
I
I
FBCTRL
FBAUX
PFCSENSE
FBSENSE
FBDRIVER
Fig 16. Overpower protection curve
CC
LATCH
FBCTRL
PFCCOMP
VINSENSE
VOSENSE
PFCAUX
FBSENSE
PFCSENSE
HV
Limiting values
Parameter
supply voltage
voltage on pin LATCH
voltage on pin FBCTRL
voltage on pin PFCCOMP
voltage on pin VINSENSE
voltage on pin VOSENSE
voltage on pin PFCAUX
voltage on pin FBSENSE
voltage on pin PFCSENSE
voltage on pin HV
current on pin FBCTRL
current on pin FBAUX
current on pin PFCSENSE
current on pin FBSENSE
current on pin FBDRIVER
V
Rev. 02 — 23 December 2009
FBSENSE
(V)
0.52
0.37
0.6
0.5
0.4
0.3
−400
−360
−300
Conditions
current limited
current limited
current limited
duty cycle < 10 %
TEA1751T; TEA1751LT
−200
−100
I
GreenChip III SMPS control IC
FBAUX
014aaa096
(μA)
Min
−0.4
−0.4
−0.4
−0.4
−0.4
−0.4
−25
−0.4
−0.4
−0.4
−3
−1
−1
−1
−0.8
0
© NXP B.V. 2009. All rights reserved.
Max
+38
+5
+5
+5
+5
+5
+25
+5
+5
+650
0
+1
+10
+10
+2
Unit
V
V
V
V
V
V
V
V
V
V
mA
mA
mA
mA
A
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