BD8113EFV-E2 Rohm Semiconductor, BD8113EFV-E2 Datasheet - Page 3

• Manufacturer Part Number: BD8113EFV-E2
• Description: IC WHITE LED DVR BKLT 24HTSSOP
• Manufacturer: Rohm Semiconductor
• Type: Backlight, White LEDr

Specifications of BD8113EFV-E2

• Topology: PWM, Step-Down (Buck), Step-Up (Boost)
• Number Of Outputs: 2
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 250kHz ~ 600kHz
• Voltage - Supply: 5 V ~ 30 V
• Voltage - Output: 36V
• Mounting Type: Surface Mount
• Package / Case: 24-TSSOP Exposed Pad, 24-eTSSOP, 24-HTSSOP
• Operating Temperature: -40°C ~ 105°C
• Current - Output / Channel: 150mA
• Internal Switch(s): Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Efficiency: -

Vin
●Block diagram
●Pin layout
LEDEN
COMP
SYNC
FAIL1
FAIL2
PWM
LED1
VCC
GND
BD8113EFV（HTSSOP-B24）
EN
SS
RT
C
R
IN
C
RT
R
C
ISET
PC
PC
SS
COMP
VDAC
SYNC
PWM
VCC
ISET
EN
SS
RT
10
11
12
1
2
3
4
5
6
7
8
9
VREG
OCP OVP
VREG
OSC
SS
PWM
ISET
UVLO
SLOPE
Con trol Logic
TSD
Timer
Latch
Open Short Detect
ERR AMP
Current driver
-
+
PWM
LEDEN
Timer
Latch
OVP
-
-
+
Open Det
Short Det
OCP
DRV
CTL
+
-
VREG
OVP
CS
FAIL1
BOOT
OUTH
SW
DGND
FAIL2
OUTL
GND
LED1
LED2
PGND
24
23
22
21
20
19
18
17
16
15
14
13
C
OUT
BOOT
DGND
PGND
VREG
OUTH
OUTL
VDAC
LED2
ISET
OVP
CS
SW
REV. E
●Pin function table
●Package outlines
Pin
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
Symbol
LEDEN
COMP
VDAC
PGND
DGND
OUTH
BOOT
SYNC
FAIL1
FAIL2
OUTL
VREG
LED1
LED2
PWM
ISET
VCC
GND
OVP
SW
CS
SS
EN
RT
BD8113EF
ERR amplifier output
Soft start time-setting capacitance input
Input power supply
Enable input
Oscillation frequency-setting resistance input
External synchronization signal input
Small-signal GND
PWM light modulation input
Failure signal output
LED open/short detection signal output
LED output enable pin
LED output 1
LED output 2
Over-voltage detection input
DC variable light modulation input
LED output current-setting resistance input
LED output GND
Low-side external MOSFET Gate Drive
Low-side internal MOSFET Driver Source
High-side external MOSFET Source
High-side external MOSFET Gate Drive
DC/DC Current Sense Pin
High-side MOSFET Power Supply pin
Internal reference voltage output
Lot No.
Function
Product
number
3/4