STLED25JR STMicroelectronics, STLED25JR Datasheet - Page 8

• Manufacturer Part Number: STLED25JR
• Description: LED Lighting Drivers 5-Ch LED Step Up WH LED 2.3V to 5.5V
• Manufacturer: STMicroelectronics

Specifications of STLED25JR

• Product Category: LED Lighting Drivers
• Rohs: yes

Electrical characteristics
4
Table 6.
8/30
General section
LEDs current
OVP
Symbol
ν
T
V
I
V
V
V
D1-D5
I
DC-DC
I
I
SHDN
V
UVLO
f
OUT
I
LED
SET
SW
OVP
CSH
SCP
Iq
PK
ν
IN
HYST
Electrical characteristics
- 30 °C < T
T
Electrical characteristics
Operating input voltage
Shutdown mode
Undervoltage lockout
threshold
Switching frequency
Continuous output current
Inductor peak current
Application efficiency
(V
see application schematic)
DC-DC converter efficiency
Overvoltage protection
Overvoltage protection
hysteresis
Thermal shutdown
Hysteresis
Current matching
Short-circuit protection on
LEDs
Absolute channel accuracy
Voltage reference
Current mirror
Current source headroom
voltage
A
IN
= 25 °C, unless otherwise specified.
= 3.7 V; V
Parameter
A
< 85 °C, V
OUT
= 6.2 V;
(1)
IN
(1)
= 3.7 V; V
EN13 = EN45 = 0
V
V
V
I
I
I
I
Measured on the Dx pins
5 mA < I
V
2.5 mA < I
V
R
I
Doc ID 022323 Rev 3
OUT
OUT
OUT
OUT
LED
IN
IN
IN
IN
IN
SET
= 2.5 V, V
= 2.5 V to 5.5 V
rising
falling
= 2.5 V to 5.5 V
/ I
= 50 mA
= 75 mA
= 100 mA
= 100 mA
= 200 k to 15 k
Test conditions
OUT
SET
LED
LED
= 7.5 V, EN13 = EN45 = V
< 25 mA,
OUT
< 5 mA,
= 6.2 V
Min.
2.25
550
-5.5
-7.5
-10
2.3
1.7
8.8
IN
, typical values are at
Typ.
9.05
1.28
1.28
250
150
390
135
3.7
0.5
1.9
1.8
2.5
84
86
86
88
20
Max.
2.75
+5.5
+7.5
125
650
5.5
2.0
9.3
10
2
STLED25
MHz
Unit
A/A
mA
mA
mV
mV
µA
°C
°C
%
%
%
%
V
V
V
V
V