STCS1APHR STMicroelectronics, STCS1APHR Datasheet - Page 7
![IC LED DRIVR PWM CONTROL PWRSO-8](/photos/7/37/73765/stcs1aphr_sml.jpg)
STCS1APHR
Manufacturer Part Number
STCS1APHR
Description
IC LED DRIVR PWM CONTROL PWRSO-8
Manufacturer
STMicroelectronics
Type
PWM Controlr
Datasheet
1.STCS1APUR.pdf
(19 pages)
Specifications of STCS1APHR
Constant Current
Yes
Topology
PWM
Number Of Outputs
1
Internal Driver
Yes
Type - Primary
Automotive
Type - Secondary
White LED
Voltage - Supply
4.5 V ~ 40 V
Mounting Type
Surface Mount
Package / Case
PowerSO-8
Operating Temperature
-40°C ~ 125°C
Current - Output / Channel
1.5A
Internal Switch(s)
Yes
High Level Output Current
1500 mA
Operating Supply Voltage
4.5 V to 40 V
Maximum Supply Current
3 uA
Maximum Operating Temperature
+ 150 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
For Use With
497-8264 - BOARD EVAL BASED ON STCS1497-5960 - BOARD DEMO FOR STCS1P
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Output
-
Frequency
-
Efficiency
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
497-6915-2
STCS1APHR
STCS1APHR
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
STCS1APHR
Manufacturer:
RICHTEK
Quantity:
1 001
5
Figure 3.
Figure 4.
V
V
PWM
PWM
PWM
GND
GND
GND
EN
EN
CC
CC
Timing
PWM and output current timing
Block diagram
High Voltage
High Voltage
45 V
45 V
Preregulator
Preregulator
3.3 V
3.3 V
PWM
PWM
Input
Input
Enable
Enable
Input
Input
Current
Current
PWM
PWM
90%
90%
10%
10%
SLOPE
SLOPE
Bandgap
Bandgap
Bandgap
1.23 V
1.23 V
1.23 V
Enable,
Enable,
PWM &
PWM &
Slope controll
Slope controll
Logic
Logic
T
T
D
D
Slope
Slope
Control
Control
Trise
Trise
Shutdown
Shutdown
all blocks
all blocks
100 mV
100 mV
100 mV
75 mV
75 mV
-
-
-
+
+
+
Comp
Comp
Low Voltage 3.3 V
Low Voltage 3.3 V
Thermal
Thermal
Thermal
Shutdown
Shutdown
Shutdown
Logic
Logic
T
T
D
D
+
+
+
-
-
-
Disc
Disc
comp
comp
Tfall
Tfall
Driver
Driver
H.V.
H.V.
45 V
45 V
DRAIN
DRAIN
DISC
DISC
FB
FB
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