13
LT1610
TYPICAL APPLICATIONS
U
3.3V TO 8V/70mA, –8V/5mA, 24V/5mA TFT LCD Bias Supply Uses All Ceramic Capacitors
D1
D4
0.22µF
L1
5.4µH
65
8
2
4
7
3
1
V
IN
SW
LT1610
PGND
COMP
V
C
FB
SHDN
GND
0.22µF
100k
48.7k
1610 TA18
274k
C1
4.7µF
V
IN
3.3V
C2
4.7µF
1µF
1µF
1µF
0.22µF
AV
DD
8V
70mA
0.22µF: TAIYO YUDEN EMK212BJ224MG
1µF: TAIYO YUDEN LMK212BJ105MG
4.7µF: TAIYO YUDEN LMK316BJ475ML
D1: MOTOROLA MBRO520
D2, D3, D4: BAT54S
L1: SUMIDA CDRH5D185R4
V
ON
24V
5mA
V
OFF
–8V
5mA
51pF
D3
D2
TFT LCD Bias Supply Transient Response
AV
DD
200mV/DIV
V
ON
500mV/DIV
V
OFF
200mV/DIV
70mA
25mA
AV
DD
LOAD
200µs/DIV
1610 TA19
V
ON
LOAD = 5mA
V
OFF
LOAD = 5mA
14
LT1610
TYPICAL APPLICATIONS
U
C
BIG
C1
15µF
15k
1 AA
ALKALINE
CHARGE
SHUTDOWN
L1
4.7µH
D1
Q1
V
OUT
4.5V
C1, C2: AVX TAJA156M010
D1: MOTOROLA MBR0530T1
L1: MURATA LQH1C4R7
Q1: 2N3906
1610 TA11
+
C2
15µF
+
+
R1
200k
R4
20
R3
845k
R2
2M
65
8
2
4
3.3nF
7
1
3
V
IN
SW
PGND
COMP
SHDN
FBV
C
LT1610
GND
Single Cell Super Cap Charger
OUTPUT VOLTAGE (V)
2.0
0
OUTPUT CURRENT (mA)
5
10
15
20
25
2.5
3.0 3.5 4.0
1610 TA12
4.5 5.0
OUTPUT VOLTAGE (V)
2.0
0
OUTPUT POWER (mW)
10
20
30
40
60
2.5
3.0 3.5 4.0
1610 TA13
4.5 5.0
50
Super Cap Charger Output Current vs Output Voltage Super Cap Charger Output Power vs Output Voltage
15
LT1610
PACKAGE DESCRIPTION
U
Dimensions in inches (millimeters) unless otherwise noted.
S8 Package
8-Lead Plastic Small Outline (Narrow 0.150)
(LTC DWG # 05-08-1610)
MS8 Package
8-Lead Plastic MSOP
(LTC DWG # 05-08-1660)
MSOP (MS8) 1197
* DIMENSION DOES NOT INCLUDE MOLD FLASH, PROTRUSIONS OR GATE BURRS. MOLD FLASH,
PROTRUSIONS OR GATE BURRS SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
** DIMENSION DOES NOT INCLUDE INTERLEAD FLASH OR PROTRUSIONS.
INTERLEAD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
0.021
± 0.006
(0.53 ± 0.015)
0
° – 6° TYP
SEATING
PLANE
0.007
(0.18)
0.040
± 0.006
(1.02 ± 0.15)
0.012
(0.30)
REF
0.006 ± 0.004
(0.15 ± 0.102)
0.034 ± 0.004
(0.86 ± 0.102)
0.0256
(0.65)
TYP
12
3
4
0.192 ± 0.004
(4.88 ± 0.10)
8
7
6
5
0.118 ± 0.004*
(3.00 ± 0.102)
0.118 ± 0.004**
(3.00 ± 0.102)
1
2
3
4
0.150 – 0.157**
(3.810 – 3.988)
8
7
6
5
0.189 – 0.197*
(4.801 – 5.004)
0.228 – 0.244
(5.791 – 6.197)
0.016 – 0.050
(0.406 – 1.270)
0.010 – 0.020
(0.254 – 0.508)
× 45°
0°– 8° TYP
0.008 – 0.010
(0.203 – 0.254)
SO8 0996
0.053 – 0.069
(1.346 – 1.752)
0.014 – 0.019
(0.355 – 0.483)
0.004 – 0.010
(0.101 – 0.254)
0.050
(1.270)
TYP
DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
*
**

LT1610IS8#PBF

Mfr. #:
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators 1.7MHz, 1x Cell uP DC/DC Conv
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union