L6668 STMicroelectronics, L6668 Datasheet - Page 21

• Manufacturer Part Number: L6668
• Description: IC CTRLR PWM PROG CM HV 16SOIC
• Manufacturer: STMicroelectronics

Specifications of L6668

• Output Isolation: Isolated
• Frequency Range: 93 ~ 107kHz
• Voltage - Input: 9.4 ~ 22 V
• Power (watts): 750mW
• Operating Temperature: -25°C ~ 150°C
• Package / Case: 16-SOIC (0.154", 3.90mm Width)
• Number Of Outputs: 1
• Duty Cycle (max): 75 %
• Output Current: 800 mA
• Mounting Style: SMD/SMT
• Switching Frequency: 105 KHz
• Maximum Operating Temperature: + 150 C
• Fall Time: 30 ns
• Minimum Operating Temperature: - 25 C
• Rise Time: 55 ns
• Synchronous Pin: No
• Topology: Flyback
• Load-dependent Current-mode Control: FIXED-FREQUENCY (HEAVY LOAD), FREQUENCY FOLDBACK (LIGHT LOAD), BURST-MODE (NO-LOAD)
• For Use With: 497-6389 - BOARD EVAL USING L6668 & STSR30497-5499 - EVAL BOARD FOR L6668
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

5
In order to meet environmental requirements, STMicroelectronics offers this device in ECOPACK
age. This package has a Lead-free second level interconnect. The category of second level Interconnect
is marked on the package and on the inner box label, in compliance with JEDEC Standard JESD97.
The maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK
is an STMicroelectronics trademark.
ECOPACK specifications are available at: www.st.com.
Figure 47. SO16 (Narrow) Mechanical Data & Package Dimensions
Package information
(1) "D" and "F" do not include mold flash or protrusions - Mold
DIM.
D
F
a1
a2
b1
c1
e3
M
A
C
E
G
S
b
e
L
(1)
(1)
flash or protrusions shall not exceed 0.15mm (.006inc.)
MIN.
0.35
0.19
4.60
0.1
9.8
5.8
3.8
0.4
TYP.
1.27
8.89
mm
0.5
MAX.
1.75
0.25
0.46
0.25
5.30
1.27
0.62
45°
1.6
6.2
4.0
10
8 ° (max.)
0.004
0.014
0.007
0.386
0.228
0.150
0.181
0.150
(typ.)
MIN.
0.020
0.050
0.350
inch
TYP.
MAX.
0.069
0.009
0.063
0.018
0.010
0.394
0.244
0.157
0.208
0.050
0.024
MECHANICAL DATA
SO16 (Narrow)
OUTLINE AND
0016020 D
®
L6668
pack-
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