Datasheet LTC1735 (Analog Devices) - 31
| Fabricante | Analog Devices |
| Descripción | High Efficiency Synchronous Step-Down Switching Regulator |
| Páginas / Página | 32 / 31 — PACKAGE DESCRIPTION. F Package. 20-Lead Plastic TSSOP (4.4mm). GN … |
| Formato / tamaño de archivo | PDF / 415 Kb |
| Idioma del documento | Inglés |
PACKAGE DESCRIPTION. F Package. 20-Lead Plastic TSSOP (4.4mm). GN Package. 16-Lead Plastic SSOP (Narrow .150 Inch). S Package
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LTC1735
U PACKAGE DESCRIPTION F Package 20-Lead Plastic TSSOP (4.4mm)
(Reference LTC DWG # 05-08-1650) 6.40 – 6.60* (.252 – .260) 1.10 4.30 – 4.50** (.0433) (.169 – .177) 20 19 18 17 16 15 14 13 12 11 MAX 1.05 ±0.10 0° – 8° 0.45 – 0.75 0.65 6.40 0.09 – 0.20 (.018 – .030) (.0256) 0.05 – 0.15 6.60 ±0.10 BSC 4.50 ±0.10 (.0036 – .0079) BSC (.002 – .006) 0.195 – 0.30 (.0077 – .0118) NOTE: 1. CONTROLLING DIMENSION: MILLIMETERS *DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH SHALL NOT EXCEED .152mm (.006") PER SIDE F20 TSSOP 0502 MILLIMETERS 2. DIMENSIONS ARE IN (INCHES) **DIMENSIONS DO NOT INCLUDE INTERLEAD FLASH. INTERLEAD 1 2 3 4 5 6 7 8 9 10 0.45 ±0.05 0.65 TYP FLASH SHALL NOT EXCEED .254mm (.010") PER SIDE 3. DRAWING NOT TO SCALE RECOMMENDED SOLDER PAD LAYOUT
GN Package 16-Lead Plastic SSOP (Narrow .150 Inch)
(Reference LTC DWG # 05-08-1641) .189 – .196* (4.801 – 4.978) .009 .015 ± .004 (0.229) × 45° .053 – .068 .004 – .0098 16 15 14 13 12 11 10 9 REF .045 ±.005 (0.38 ± 0.10) (1.351 – 1.727) (0.102 – 0.249) .007 – .0098 0° – 8° TYP (0.178 – 0.249) .016 – .050 .229 – .244 .150 – .157** .008 – .012 .0250 .254 MIN .150 – .165 (0.406 – 1.270) (5.817 – 6.198) (3.810 – 3.988) (0.203 – 0.305) (0.635) NOTE: BSC 1. CONTROLLING DIMENSION: INCHES *DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE INCHES GN16 (SSOP) 0502 2. DIMENSIONS ARE IN (MILLIMETERS) **DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE 3. DRAWING NOT TO SCALE 1 2 3 4 5 6 7 8 .0165 ± .0015 .0250 TYP RECOMMENDED SOLDER PAD LAYOUT
S Package 16-Lead Plastic Small Outline (Narrow .150 Inch)
(Reference LTC DWG # 05-08-1610) .386 – .394 .045 ±.005 (9.804 – 10.008) .050 BSC NOTE 3 16 15 14 13 12 11 10 9 N N .245 MIN .160 ±.005 .150 – .157 .228 – .244 (3.810 – 3.988) (5.791 – 6.197) NOTE 3 1 2 3 N/2 N/2 .030 ±.005 TYP RECOMMENDED SOLDER PAD LAYOUT 1 2 3 4 5 6 7 8 .010 – .020 × 45° .053 – .069 (0.254 – 0.508) (1.346 – 1.752) .004 – .010 .008 – .010 (0.101 – 0.254) (0.203 – 0.254) 0° – 8° TYP .014 – .019 .050 .016 – .050 (0.355 – 0.483) (1.270) (0.406 – 1.270) BSC S16 0502 TYP NOTE: INCHES 1. DIMENSIONS IN 3. THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS. (MILLIMETERS) MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED .006" (0.15mm) 2. DRAWING NOT TO SCALE 1735fc 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 represen- tation that the interconnection of its circuits as described herein will not infringe on existing patent rights. 31
U PACKAGE DESCRIPTION F Package 20-Lead Plastic TSSOP (4.4mm)
(Reference LTC DWG # 05-08-1650) 6.40 – 6.60* (.252 – .260) 1.10 4.30 – 4.50** (.0433) (.169 – .177) 20 19 18 17 16 15 14 13 12 11 MAX 1.05 ±0.10 0° – 8° 0.45 – 0.75 0.65 6.40 0.09 – 0.20 (.018 – .030) (.0256) 0.05 – 0.15 6.60 ±0.10 BSC 4.50 ±0.10 (.0036 – .0079) BSC (.002 – .006) 0.195 – 0.30 (.0077 – .0118) NOTE: 1. CONTROLLING DIMENSION: MILLIMETERS *DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH SHALL NOT EXCEED .152mm (.006") PER SIDE F20 TSSOP 0502 MILLIMETERS 2. DIMENSIONS ARE IN (INCHES) **DIMENSIONS DO NOT INCLUDE INTERLEAD FLASH. INTERLEAD 1 2 3 4 5 6 7 8 9 10 0.45 ±0.05 0.65 TYP FLASH SHALL NOT EXCEED .254mm (.010") PER SIDE 3. DRAWING NOT TO SCALE RECOMMENDED SOLDER PAD LAYOUT
GN Package 16-Lead Plastic SSOP (Narrow .150 Inch)
(Reference LTC DWG # 05-08-1641) .189 – .196* (4.801 – 4.978) .009 .015 ± .004 (0.229) × 45° .053 – .068 .004 – .0098 16 15 14 13 12 11 10 9 REF .045 ±.005 (0.38 ± 0.10) (1.351 – 1.727) (0.102 – 0.249) .007 – .0098 0° – 8° TYP (0.178 – 0.249) .016 – .050 .229 – .244 .150 – .157** .008 – .012 .0250 .254 MIN .150 – .165 (0.406 – 1.270) (5.817 – 6.198) (3.810 – 3.988) (0.203 – 0.305) (0.635) NOTE: BSC 1. CONTROLLING DIMENSION: INCHES *DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE INCHES GN16 (SSOP) 0502 2. DIMENSIONS ARE IN (MILLIMETERS) **DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE 3. DRAWING NOT TO SCALE 1 2 3 4 5 6 7 8 .0165 ± .0015 .0250 TYP RECOMMENDED SOLDER PAD LAYOUT
S Package 16-Lead Plastic Small Outline (Narrow .150 Inch)
(Reference LTC DWG # 05-08-1610) .386 – .394 .045 ±.005 (9.804 – 10.008) .050 BSC NOTE 3 16 15 14 13 12 11 10 9 N N .245 MIN .160 ±.005 .150 – .157 .228 – .244 (3.810 – 3.988) (5.791 – 6.197) NOTE 3 1 2 3 N/2 N/2 .030 ±.005 TYP RECOMMENDED SOLDER PAD LAYOUT 1 2 3 4 5 6 7 8 .010 – .020 × 45° .053 – .069 (0.254 – 0.508) (1.346 – 1.752) .004 – .010 .008 – .010 (0.101 – 0.254) (0.203 – 0.254) 0° – 8° TYP .014 – .019 .050 .016 – .050 (0.355 – 0.483) (1.270) (0.406 – 1.270) BSC S16 0502 TYP NOTE: INCHES 1. DIMENSIONS IN 3. THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS. (MILLIMETERS) MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED .006" (0.15mm) 2. DRAWING NOT TO SCALE 1735fc 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 represen- tation that the interconnection of its circuits as described herein will not infringe on existing patent rights. 31