tea1752t NXP Semiconductors, tea1752t Datasheet - Page 27

• Manufacturer Part Number: tea1752t
• Description: Greenchip Iii Smps Control Ic
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 5.
T
the IC; unless otherwise specified.
[1]
[2]
[3]
[4]
TEA1752T_LT
Product data sheet
Symbol
LATCH input (pin LATCH)
V
I
V
V
V
Temperature protection
T
T
O(LATCH)
amb
pl(IC)
pl(IC)hys
prot(LATCH)
en(LATCH)
hys(LATCH)
oc(LATCH)
For a typical application with a compensation network on pin PFCCOMP (see
Minimum required voltage change time for valley recognition on pin PFCAUX.
Minimum time required between demagnetization detection and ΔV/Δt = 0 on pin PFCAUX.
Guaranteed by design.
= 25
°
C; V
Characteristics
CC
= 20 V; all voltages are measured with respect to ground (pin 2); currents are positive when flowing into
Parameter
protection voltage on pin
LATCH
output current on pin LATCH
enable voltage on pin LATCH
hysteresis voltage on pin
LATCH
open-circuit voltage on pin
LATCH
IC protection level temperature
hysteresis of IC protection level
temperature
…continued
All information provided in this document is subject to legal disclaimers.
Rev. 02 — 24 June 2010
Conditions
V
at start-up
V
prot(LATCH)
en(LATCH)
− V
< V
prot(LATCH)
LATCH
TEA1752T; TEA1752LT
Figure
< V
oc(LATCH)
3).
GreenChip III SMPS control IC
Min
1.23
−85
1.30
80
2.65
130
-
Typ
1.25
−80
1.35
100
2.9
140
10
© NXP B.V. 2010. All rights reserved.
Max
1.27
−75
1.40
140
3.15
150
-
27 of 34
Unit
V
μA
V
mV
V
°C
°C