STLD40DPUR STMicroelectronics, STLD40DPUR Datasheet - Page 6

• Manufacturer Part Number: STLD40DPUR
• Description: IC LED DRIVER WHITE BCKLGT 8-QFN
• Manufacturer: STMicroelectronics
• Type: Backlight, White LEDr

Specifications of STLD40DPUR

• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Voltage - Supply: 3 V ~ 5.5 V
• Voltage - Output: 37V
• Mounting Type: Surface Mount
• Package / Case: 8-QFN
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 20mA
• Internal Switch(s): Yes
• Efficiency: 80%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Frequency: -
• Lead Free Status / Rohs Status: Details
• Other names: 497-8927-2

Electrical characteristics
4
Table 5.
1. Guaranteed by design.
6/16
T
T
Symbol
Line FB
I
R
OV
OFF_MIN
LIM-ADJ
ON_MAX
OVP
V
V
DSON
I
I
V
LIM
V
I
I
SD
ν
EN
O
Q
FB
HYS
O
I
Input voltage range
Output voltage range
Regulated output current
Stand-by current
Quiescent current
Boost switch R
BVDS breakdown voltage
Maximum peak inductor limit
adjust range
Maximum peak inductor limit
when R
Feedback voltage
Line feedback voltage
Maximum ON time
Minimum OFF time
Efficiency at V
Efficiency at V
Over voltage protection
Over voltage hysteresis
Enable input logic low
Enable input logic high
Electrical characteristics
T
V
Electrical characteristics
J
O
= - 40 °C to 85 °C, V
= 32 V, typ. values @ 25 °C, unless otherwise specified.
SET
Parameter
= V
(1)
I
I
DSON
I
= 3.0 V
= 5.5 V
(1)
DC
DC
(1)
(1)
I
= 3.6 V, V
V
V
V
V
V
V
V
V
V
R
V
V
V
V
I
I
Disable Low V
Enable High V
Doc ID 12203 Rev 6
O
O
O
EN
EN
I
I
I
I
I
I
I
I
I
I
SET
= 3 V to 4.2 V, T
= 5.5 V, T
= 5.5 V, I = 100 mA
= 4.2 V, I = 100 mA
= 3.0 V, I = 100 mA
= 3 V to 5.5 V
= 3.6 V
= 3 V to 5.5 V
= 4.2 V
= 4.2 V
= 20 mA, V
= 20 mA, V
= 36 V (10 white LEDs)
EN
= Low, V
= Low, V
= 12 kΩ to 100 kΩ
= 3 V, C
Test conditions
J
I
I
= 25 °C
O
O
= 3.6 V, T
= 3 V to 4.2 V
IL
IH
= 36 V
= 36 V
I
= 2.2 µF, C
J
= 25 °C
DC
DC
J
= 25 °C
O
= 4.7 µF, L = 4.7 µH, R
Min.
0.75
130
3.0
0.2
1.2
20
38
75
80
36
V
I
Typ.
165
250
0.4
0.8
0.4
0.4
0.5
5.5
1.5
5
1
Max.
200
5.5
0.8
1.2
1.1
0.3
37
10
35
42
3
1
STLD40D
LED
= 8 Ω
Unit
mA
mA
mV
mV
µA
µs
ns
%
Ω
V
V
V
A
A
V
V
V