ssl1523 NXP Semiconductors, ssl1523 Datasheet - Page 10

• Manufacturer Part Number: ssl1523
• Description: Smps Ics For Mains Led Drivers
• Manufacturer: NXP Semiconductors

NXP Semiconductors
11. Characteristics
Table 6.
Measurement data valid at T
positive when flowing into the IC; unless otherwise specified.
SSL152x_1
Product data sheet
Symbol
Supply
I
I
I
V
V
I
Pulse width modulator
SOPS
V
t
RC oscillator
V
V
t
f
Duty factor regulator: pin REG
V
G
V
Valley switching
( V/ t)
f
t
Current and short-circuit winding protection
V
t
V
t
CC(oper)
CC(startup)
CC
DRAIN
sup(xfmr_ring)
ch
osc
ring
d(vrec-swon)
d
leb
min
max
CC(startup)
CC(stop)
det(demag)
RC(min)
RC(max)
REG
clamp(REG)
SOURCE(max)
swp
v
vrec
Characteristics
Parameter
operating supply current
start-up supply current
supply current
start-up supply voltage
stop supply voltage
current on pin DRAIN
minimum duty factor
maximum duty cycle
demagnetization detection voltage
transformer ringing suppression
time
minimum voltage on pin RC
maximum voltage on pin RC
charging time
oscillator frequency
voltage on pin REG
voltage gain
clamp voltage on pin REG
valley recognition voltage change
with time
ringing frequency
valley recognition to switch-on
delay time
maximum voltage on pin SOURCE
delay time
short-winding protection voltage
leading edge blanking time
[1]
amb
Thermal resistance R
printed-circuit board. See the SSL152x application notes for details.
= 25 C; no overtemperature; all voltages are measured with respect to ground; currents are
Rev. 01 — 15 September 2008
th(j-a)
can be lower when the GND pins are connected to sufficient copper area on the
Conditions
normal operation
start-up
V
undervoltage lockout
V
f = 100 kHz
I
N
REG
V/ t = 0.1 V/ s
V/ t = 0.5 V/ s
V/ t = 0.5 V/ s
DRAIN
DRAIN
no auxiliary supply
with auxiliary supply
V
= 6 mA
o
= 100 V
> 60 V
> 60 V
SMPS ICs for low power systems
Min
-
-
9
7.0
-
-
-
-
50
1.0
60
2.4
-
10
2.4
-
-
200
-
0.47
-
0.7
250
6
102
Typ
1.3
180
9.5
7.5
1.5
30
0
75
100
1.5
75
2.5
1
100
2.5
20
-
-
550
150
0.50
160
0.75
350
4
SSL152x
© NXP B.V. 2008. All rights reserved.
Max
1.9
400
10
8.0
2
125
-
-
150
2.0
90
2.6
-
200
2.6
-
7.5
+102
800
-
0.53
185
0.8
450
3
Unit
mA
mA
V
V
mA
%
%
mV
mV
V
kHz
V
dB
V
V/ s
kHz
ns
V
ns
V
ns
A
A
s
s
10 of 17