LT3750EMS#PBF Linear Technology, LT3750EMS#PBF Datasheet - Page 16

• Manufacturer Part Number: LT3750EMS#PBF
• Description: IC CTLR CAPACITOR CHARGE 10-MSOP
• Manufacturer: Linear Technology
• Type: Flyback, Forward Converterr

Specifications of LT3750EMS#PBF

• Applications: Power Supply Controller
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Ic Function: Capacitor Charger Controller
• Supply Voltage Range: 3V To 24V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: MSOP
• No. Of Pins: 10
• Msl: MSL 1 - Unlimited
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TYPICAL APPLICATIO
RELATED PARTS
PART NUMBER
LT3420/LT3420-1
LT3468/LT3468-1
LT3468-2
LT3484-0/LT3484-1
LT3484-2
LT3485-0/LT3485-1
LT3485-2/LT3485-3
LT3750
16
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
100
95
90
85
80
75
70
0
DESCRIPTION
1.4A/1A, Photoflash Capacitor Charger with
Automatic Top-Off
1.4A, 1A, 0.7A, Photoflash Capacitor Charger
1.4A, 0.7A, 1A Photoflash Capacitor Charger
1.4A, 0.7A, 1A, 2A Photoflash Capacitor Charger
with Output Voltage Monitor and Integrated IGBT
50
●
FAX: [phone]
100
V
V
Efficiency
V
TRANS
TRANS
TRANS
V
OUT
150
= 18V
= 12V
(V)
= 6V
V
TRANS
200
12V
V
CC
C1, C2: 25V X5R OR X7R CERAMIC CAPACITOR
C3: 25V SANYO OS-CON 25SVP56M
C4: CORNELL DUBILIER 7P252V360N082
U
250
●
3750 TA05b
www.linear.com
C1
10µF
OFF ON
300
300V, 9A, 2.5mF Capacitor Charger
100k
V
DONE
CHARGE
GND
CC
V
LT3750
TRANS
SOURCE
RV
RDCM
GATE
RBG
OUT
COMMENTS
Charges 220µF to 320V in 3.7 Seconds from 5V, V
I
V
V
V
(0V to 320V, 100µF, V
DFN Package
V
(0V to 320V, 100µF, V
Driver
C2
10µF
2.49k
SD
IN
IN
IN
IN
D1: DIODES INC. MURS160
M1: PHILIPS PHM21NQ15T
T1: MIDCOM 32052 FLYBACK TRANSFORMER
: 2.5V to 16V, Charge Time: 4.6 Seconds for LT3468 (0V to 320V, 100µF,
: 1.8V to 16V, Charge Time: 4.6 Seconds for LT3484-0
: 1.8V to 10V, Charge Time: 3.7 Seconds for LT3485-0
< 1µA, 10-Lead MS Package
= 3.6V), I
60.4k
43k
100pF
C3
56µF
×3
3750 TA05a
SD
4, 5
6, 7
< 1µA, ThinSOT Package
•
300
250
200
150
100
1:10
50
T1
M1
8mΩ
0
0
•
1
10
IN
IN
V
D1
TRANS
= 3.6V), I
= 3.6V), I
1
+
= 18V
2
C4
2.5mF
Charge Time
TIME (SECONDS)
V
300V
SD
SD
3
OUT
V
< 1µA, 2mm × 3mm 6-Lead
< 1µA, 3mm × 3mm 10-Lead DFN
TRANS
4
© LINEAR TECHNOLOGY CORPORATION 2005
= 6V
5
V
LT 0106 REV A • PRINTED IN THE USA
TRANS
6
= 12V
IN
3750 TA05c
7
: 2.2V to 16V,
8
3750fa