PM6600 STMicroelectronics, PM6600 Datasheet - Page 13

• Manufacturer Part Number: PM6600
• Description: IC LED DRIVR WHT BCKLT 24-VFQFPN
• Manufacturer: STMicroelectronics
• Type: Backlight, White LEDr

Specifications of PM6600

• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 6
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 200kHz ~ 1MHz
• Voltage - Supply: 4.7 V ~ 28 V
• Voltage - Output: 36V
• Mounting Type: Surface Mount
• Package / Case: 24-VFQFN, 24-VFQFPN
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 32mA
• Internal Switch(s): Yes
• Number Of Segments: 60
• Operating Supply Voltage: 4.7 V to 28 V
• Maximum Power Dissipation: 2.3 W
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• For Use With: 497-8414 - BOARD EVAL BASED ON PM6600
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Efficiency: -
• Lead Free Status / Rohs Status: Details

PM6600
Table 6.
Boost section
Power switch
OV protections
ΔV
Symbol
V
V
t
TH,OVP
TH,FRD
on,min
OVP,FRD
K
B
Electrical characteristics (continued)
Minimum switching
on time
Default switching frequency
Minimum FSW
Sync frequency
FSW sync
Input low level threshold
FSW sync
Input hysteresis
FSW sync
Min ON time
SYNC output
duty-cycle
SYNC output
high level
SYNC output
low level
LX current coefficient
Internal MOSFET R
Overvoltage protection reference
(OVSEL) threshold
Floating ROWs detection
(OVSEL) threshold
Voltage gap between the OVP
and FRD thresholds
Parameter
DSon
Doc ID 14248 Rev 7
FSW connected to AVCC
FSW connected to AVCC
(Internal oscillator selected)
I
I
R
SYNC
SYNC
BILIM
= 10 µA
= -10 µA
Test condition
= 300 kΩ
V
5.7e5
1.190
1.100
Min
570
240
AVCC
-20
Electrical characteristics
Values
6.7e5
1.235
1.145
Typ
660
210
280
60
34
90
7.7e5
1.280
1.190
Max
200
750
270
500
40
20
Unit
13/60
kHz
mΩ
mV
mV
mV
ns
ns
%
V
V
V