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LTC2905ITS8#TRMPBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16
LTC2904/LTC2905
13
29045fd
2.5V, 1.2V Supply Monitor, 10% Tolerance 3.3V, 1.2V Dual Supply Monitor with LED Power Good Indicator,
7.5% Tolerance and Adjustable Timer
TYPICAL APPLICATIONS
5V, 3.3V Dual Supply Monitor with Voltage
Margining for Automated On-Board Testing
V2
S2
S1
GND
V1
RST
RST
TOL
LTC2904
3.3V
1.2V
0.1μF
0.1μF
29045 TA03
510Ω
LED
SYSTEM
RESET
V1
S1
S2
TOL
V2
TMR
GND
RST
LTC2905
0.1μF
22nF
0.1μF
29045 TA04
V
IN
SUPPLY
CONTROLLER
THREE-STATE
DC/DC
CONVERTER
SYSTEM
LOGIC
5V
3.3V
V2
RST
RST
GND
V1
S2
S1
TOL
LTC2904
2.5V1.2V
0.1μF
0.1μF
SYSTEM
RESET
29045 TA02
3.3V, 1.2V Dual Supply Monitor with Asymmetric Hysteresis, 5%
Tolerance (Supplies Rising), 10% Tolerance (After RST Goes Low)
V2
S2
S1
GND
V1
RST
TOL
RST
LTC2904
3.3V1.2V
0.1μF
0.1μF
SYSTEM
RESET
29045 TA05
10k
LTC2904/LTC2905
14
29045fd
PACKAGE DESCRIPTION
DDB Package
8-Lead Plastic DFN (3mm × 2mm)
(Reference LTC DWG # 05-08-1702 Rev B)
2.00 ±0.10
(2 SIDES)
NOTE:
1. DRAWING CONFORMS TO VERSION (WECD-1) IN JEDEC PACKAGE OUTLINE M0-229
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
4. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
5. EXPOSED PAD SHALL BE SOLDER PLATED
6. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION ON THE TOP AND BOTTOM OF PACKAGE
0.40 ± 0.10
BOTTOM VIEW—EXPOSED PAD
0.56 ± 0.05
(2 SIDES)
0.75 ±0.05
R = 0.115
TYP
R = 0.05
TYP
2.15 ±0.05
(2 SIDES)
3.00 ±0.10
(2 SIDES)
14
85
PIN 1 BAR
TOP MARK
(SEE NOTE 6)
0.200 REF
0 – 0.05
(DDB8) DFN 0905 REV B
0.25 ± 0.05
2.20 ±0.05
(2 SIDES)
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
0.61 ±0.05
(2 SIDES)
1.15 ±0.05
0.70 ±0.05
2.55 ±0.05
PACKAGE
OUTLINE
0.25 ± 0.05
0.50 BSC
PIN 1
R = 0.20 OR
0.25 × 45°
CHAMFER
0.50 BSC
LTC2904/LTC2905
15
29045fd
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
PACKAGE DESCRIPTION
TS8 Package
8-Lead Plastic TSOT-23
(Reference LTC DWG # 05-08-1637)
1.50 – 1.75
(NOTE 4)
2.80 BSC
0.22 – 0.36
8 PLCS (NOTE 3)
DATUM ‘A’
0.09 – 0.20
(NOTE 3)
TS8 TSOT-23 0802
2.90 BSC
(NOTE 4)
0.65 BSC
1.95 BSC
0.80 – 0.90
1.00 MAX
0.01 – 0.10
0.20 BSC
0.30 – 0.50 REF
PIN ONE ID
NOTE:
1. DIMENSIONS ARE IN MILLIMETERS
2. DRAWING NOT TO SCALE
3. DIMENSIONS ARE INCLUSIVE OF PLATING
4. DIMENSIONS ARE EXCLUSIVE OF MOLD FLASH AND METAL BURR
5. MOLD FLASH SHALL NOT EXCEED 0.254mm
6. JEDEC PACKAGE REFERENCE IS MO-193
3.85 MAX
0.52
MAX
0.65
REF
RECOMMENDED SOLDER PAD LAYOUT
PER IPC CALCULATOR
1.4 MIN
2.62 REF
1.22 REF
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16

LTC2905ITS8#TRMPBF

Mfr. #:
Buy LTC2905ITS8#TRMPBF
Manufacturer:
Analog Devices Inc.
Description:
Supervisory Circuits Prec 2x S Mon w/ Pin-Sel Thresholds
Lifecycle:
New from this manufacturer.
Delivery:
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