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SSL2109T Datasheet(PDF) 12 Page - NXP Semiconductors

Part No. SSL2109T
Description  GreenChip controller for LED lighting
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Maker  NXP [NXP Semiconductors]
Homepage  http://www.nxp.com
Logo NXP - NXP Semiconductors

SSL2109T Datasheet(HTML) 12 Page - NXP Semiconductors

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SSL2109T
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2012. All rights reserved.
Product data sheet
Rev. 2 — 26 April 2012
12 of 19
NXP Semiconductors
SSL2109T
GreenChip controller for LED lighting
[1]
The maximum operating voltage at VCC can exceed 14 V when determined by the IC using the dV/dt supply.
[2]
This parameter is not tested during production, by design it is guaranteed
t
leb
leading edge blanking time
difference
between tleb for overcurrent
protection and short-winding
protection
30
50
-
ns
Vth(swp)SOURCE
short-winding protection threshold
voltage on pin SOURCE
1.4
1.5
1.6
V
Valley detection
(
V/t)
vrec
valley recognition voltage change
with time
on pin DRAIN
30
20
10
V/
s
fring
ringing frequency
[2] 200
550
1000
kHz
V
vrec(min)
minimum valley recognition
voltage difference
voltage drop on pin DRAIN
15
20
25
V
td(vrec-swon)
valley recognition to switch-on
delay time
-
100
-
ns
Brownout detection
ton(high)
high on-time
12.5
15
17.5
s
Driver (pin DRIVER)
Isource(DRIVER)
source current on pin DRIVER
1.5 ms maximum; VDRIVER = 2 V
-
0.195 -
A
Isink(DRIVER)
sink current on pin DRIVER
20
s maximum; V
DRIVER = 2 V
-
0.28
-
A
20
s maximum; V
DRIVER = 10 V
-
0.46
-
A
Vo(DRIVER)max
maximum output voltage on pin
DRIVER
VCC > VCC(startup)
9
10.5
12
V
Vo(DRIVER)min
minimum output voltage on pin
DRIVER
VCC = VCC(stop)
6.5
7.5
8.5
V
NTC functionality
Vth(high)NTC
high threshold voltage on pin NTC
0.47
0.5
0.53
V
Vth(low)NTC
low threshold voltage on pin NTC
0.325
0.35
0.375 V
Vact(tmr)NTC
timer activation voltage on pin NTC
0.26
0.3
0.325 V
Vdeact(tmr)NTC
timer deactivation voltage on pin
NTC
0.17
0.2
0.23
V
tto(deact)NTC
deactivation time-out time on pin
NTC
33
46
59
s
Ioffset(NTC)
offset current on pin NTC
-
47
-
A
OSP
tdet(sc)
short-circuit detection time
16
20
24
ms
toff(high)
high off-time
30
36
42
s
Temperature protection
Tth(act)otp
overtemperature protection
activation threshold temperature
160
170
180
C
Tth(rel)otp
overtemperature protection
release threshold temperature
90
100
110
C
Table 6.
Characteristics …continued
Symbol
Parameter
Conditions
Min
Typ
Max
Unit


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