ssl1750 NXP Semiconductors, ssl1750 Datasheet - Page 23

• Manufacturer Part Number: ssl1750
• Description: Smps Control Ic For Led Drivers
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 5.
Measurement data valid at T
positive when flowing into the IC; unless otherwise specified.
SSL1750_1
Product data sheet
Symbol
Demagnetization management PFC (pin PFCAUX)
V
t
I
Driver (pin PFCDRIVER)
I
I
V
Overvoltage protection flyback (pin FBAUX)
I
N
Demagnetization management flyback (pin FBAUX)
V
I
V
t
Pulse width modulator flyback
t
t
Oscillator flyback
f
V
V
to(demag)PFC
prot(PFCAUX)
src(PFCDRIVER)
sink(PFCDRIVER)
ovp(FBAUX)
prot(FBAUX)
sup(xfmr_ring)
on(fb)min
on(fb)max
sw(fb)max
V
th(comp)PFCAUX
O(PFCDRIVER)max
th(comp)FBAUX
clamp(FBAUX)
start(VCO)FBCTRL
hys(FBCTRL)
cy(ovp)
VCO(FBCTRL)
Characteristics
Parameter
comparator threshold
voltage on pin PFCAUX
PFC demagnetization
time-out time
protection current on pin
PFCAUX
source current on pin
PFCDRIVER
sink current on pin
PFCDRIVER
maximum output voltage on
pin PFCDRIVER
overvoltage protection
current on pin FBAUX
number of overvoltage
protection cycles
comparator threshold
voltage on pin FBAUX
protection current on pin
FBAUX
clamp voltage on pin FBAUX I
transformer ringing
suppression time
minimum flyback on-time
maximum flyback on-time
maximum flyback switching
frequency
VCO start voltage on pin
FBCTRL
hysteresis voltage on pin
FBCTRL
VCO voltage difference on
pin FBCTRL
amb
…continued
= 25 C; V
CC
= 20 V; all voltages are measured with respect to ground (pin 2); currents are
Rev. 01 — 15 September 2008
Conditions
V
V
V
V
V
I
FBAUX
FBAUX
PFCAUX
PFCDRIVER
PFCDRIVER
PFCDRIVER
FBAUX
= 500 A
= 500 A
= 50 mV
= 50 mV
= 2 V
= 2 V
= 10 V
SMPS control IC for LED drivers
Min
40
-
-
-
-
279
6
60
0.5
1.5
-
20
100
1.3
-
-
150
75
50
1.0
Typ
50
-
0.7
1.2
11
300
8
80
-
0.7
2
t
25
125
1.5
60
leb(fb)
100
0.5
0.8
0.1
SSL1750
© NXP B.V. 2008. All rights reserved.
Max
60
-
-
-
12
321
12
110
0.9
2.5
-
30
150
1.7
-
-
50
5
5
0.6
Unit
mV
nA
A
A
A
V
mV
nA
V
V
ns
kHz
V
mV
V
23 of 29
s
A
s
s