SML40B37 Specs and Replacement
Type Designator: SML40B37
Type of Transistor: MOSFET
Type of Control Channel: N-Channel
Absolute Maximum Ratings
Pd ⓘ
- Maximum Power Dissipation: 370 W
|Vds|ⓘ - Maximum Drain-Source Voltage: 400 V
|Id| ⓘ - Maximum Drain Current: 37 A
Tj ⓘ - Maximum Junction Temperature: 150 °C
Electrical Characteristics
Cossⓘ -
Output Capacitance: 4040 pF
RDSonⓘ - Maximum Drain-Source On-State Resistance: 0.12 Ohm
Package: TO247
- MOSFET ⓘ Cross-Reference Search
SML40B37 datasheet
..1. Size:21K semelab
sml40b37.pdf 
SML40B37 TO 247AD Package Outline. Dimensions in mm (inches) 4.69 (0.185) 15.49 (0.610) N CHANNEL 5.31 (0.209) 16.26 (0.640) 1.49 (0.059) 2.49 (0.098) ENHANCEMENT MODE HIGH VOLTAGE POWER MOSFETS 3.55 (0.140) 3.81 (0.150) 1 2 3 VDSS 400V 1.65 (0.065) 2.13 (0.084) 0.40 (0.016) ID(cont) 37A 0.79 (0.031) 2.87 (0.113) 3.12 (0.123) 1.01 (0.040) 1.40 (0.055) RDS(on) 0.120 2.21... See More ⇒
8.1. Size:21K semelab
sml40b27.pdf
SML40B27 TO 247AD Package Outline. Dimensions in mm (inches) 4.69 (0.185) 15.49 (0.610) N CHANNEL 5.31 (0.209) 16.26 (0.640) 1.49 (0.059) 2.49 (0.098) ENHANCEMENT MODE HIGH VOLTAGE POWER MOSFETS 3.55 (0.140) 3.81 (0.150) 1 2 3 VDSS 400V 1.65 (0.065) 2.13 (0.084) 0.40 (0.016) ID(cont) 27A 0.79 (0.031) 2.87 (0.113) 3.12 (0.123) 1.01 (0.040) 1.40 (0.055) RDS(on) 0.160 2.21... See More ⇒
8.2. Size:21K semelab
sml40b28.pdf
SML40B28 TO 247AD Package Outline. Dimensions in mm (inches) 4.69 (0.185) 15.49 (0.610) N CHANNEL 5.31 (0.209) 16.26 (0.640) 1.49 (0.059) 2.49 (0.098) ENHANCEMENT MODE HIGH VOLTAGE POWER MOSFETS 3.55 (0.140) 3.81 (0.150) 1 2 3 VDSS 400V 1.65 (0.065) 2.13 (0.084) 0.40 (0.016) ID(cont) 28A 0.79 (0.031) 2.87 (0.113) 3.12 (0.123) 1.01 (0.040) 1.40 (0.055) RDS(on) 0.140 2.21... See More ⇒
9.1. Size:22K semelab
sml40h19.pdf
SML40H22 TO 258 Package Outline. Dimensions in mm (inches) 6.86 (0.270) N CHANNEL 6.09 (0.240) 17.65 (0.695) 17.39 (0.685) 1.14 (0.707) ENHANCEMENT MODE 0.88 (0.035) HIGH VOLTAGE POWER MOSFETS 4.19 (0.165) 3.94 (0.155) Dia. 1 2 3 VDSS 400V ID(cont) 22A RDS(on) 0.180 5.08 (0.200) 3.56 (0.140) BSC BSC Faster Switching 1.65 (0.065) 1.39 (0.055) Lower Le... See More ⇒
9.2. Size:23K semelab
sml40j53.pdf
SML40J53 SOT 227 Package Outline. Dimensions in mm (inches) 11.8 (0.463) 12.2 (0.480) 31.5 (1.240) N CHANNEL 31.7 (1.248) 8.9 (0.350) 7.8 (0.307) 4.1 (0.161 ) 8.2 (0.322) W = 9.6 (0.378) Hex Nut M 4 4.3 (0.169 ) ENHANCEMENT MODE (4 places) 4.8 (0.187) H = 4.9 (0.193) 1 2 (4 places) HIGH VOLTAGE R POWER MOSFETS 4.0 (0.157) 0.75 (0.030) 4.2 (0.165) 0.85 (0.033) 4 3 V... See More ⇒
9.3. Size:10K semelab
sml4003.pdf
SML4003 Dimensions in mm (inches). Bipolar NPNP Device in a 8.51 (0.34) 9.40 (0.37) Hermetically sealed TO39 7.75 (0.305) 8.51 (0.335) Metal Package. 6.10 (0.240) 6.60 (0.260) Bipolar NPNP Device. 0.89 max. (0.035) 12.70 (0.500) min. 0.41 (0.016) 0.53 (0.021) VCEO = 600V dia. IC = 4A 5.08 (0.200) typ. 2.54 All Semelab hermetically sealed products 2 (0.100) ... See More ⇒
9.4. Size:20K semelab
sml40l57.pdf
SML40L57 TO 264AA Package Outline. Dimensions in mm (inches) 1.80 (0.071) 2.01 (0.079) N CHANNEL 4.60 (0.181) 19.51 (0.768) 5.21 (0.205) 26.49 (0.807) 3.10 (0.122) ENHANCEMENT MODE 3.48 (0.137) HIGH VOLTAGE POWER MOSFETS VDSS 400V 1 2 3 2.29 (0.090) ID(cont) 57A 2.69 (0.106) 2.79 (0.110) 3.18 (0.125) RDS(on) 0.070 0.48 (0.019) 0.76 (0.030) 0.84 (0.033) 1.30 (0.051) ... See More ⇒
9.5. Size:19K semelab
sml40h28.pdf
SML40H28 TO 258 Package Outline. Dimensions in mm (inches) 6.86 (0.270) N CHANNEL 6.09 (0.240) 17.65 (0.695) 17.39 (0.685) 1.14 (0.707) ENHANCEMENT MODE 0.88 (0.035) HIGH VOLTAGE POWER MOSFETS 4.19 (0.165) 3.94 (0.155) Dia. 1 2 3 VDSS 400V ID(cont) 28A RDS(on) 0.140 5.08 (0.200) 3.56 (0.140) BSC BSC Faster Switching 1.65 (0.065) 1.39 (0.055) Lower Le... See More ⇒
9.7. Size:20K semelab
sml40a26.pdf
SML40A26 TO 3 Package Outline. Dimensions in mm (inches) N CHANNEL 25.15 (0.99) ENHANCEMENT MODE 6.35 (0.25) 26.67 (1.05) 9.15 (0.36) 10.67 (0.42) HIGH VOLTAGE 11.18 (0.44) 1.52 (0.06) 3.43 (0.135) POWER MOSFETS VDSS 400V 1 2 ID(cont) 25.5A 3 (case) RDS(on) 0.150 3.84 (0.151) 4.09 (0.161) 7.92 (0.312) 12.70 (0.50) Faster Switching Lower Leakage Pin 1... See More ⇒
9.8. Size:26K semelab
sml40h22.pdf
SML40H22 TO 258 Package Outline. Dimensions in mm (inches) 6.86 (0.270) N CHANNEL 6.09 (0.240) 17.65 (0.695) 17.39 (0.685) 1.14 (0.707) ENHANCEMENT MODE 0.88 (0.035) HIGH VOLTAGE POWER MOSFETS 4.19 (0.165) 3.94 (0.155) Dia. 1 2 3 VDSS 400V ID(cont) 22A RDS(on) 0.180 5.08 (0.200) 3.56 (0.140) BSC BSC Faster Switching 1.65 (0.065) 1.39 (0.055) Lower Le... See More ⇒
9.9. Size:23K semelab
sml40j93.pdf
SML40J93 SOT 227 Package Outline. Dimensions in mm (inches) 11.8 (0.463) 12.2 (0.480) 31.5 (1.240) N CHANNEL 31.7 (1.248) 8.9 (0.350) 7.8 (0.307) 4.1 (0.161 ) 8.2 (0.322) W = 9.6 (0.378) Hex Nut M 4 4.3 (0.169 ) ENHANCEMENT MODE (4 places) 4.8 (0.187) H = 4.9 (0.193) 1 2 (4 places) HIGH VOLTAGE R POWER MOSFETS 4.0 (0.157) 0.75 (0.030) 4.2 (0.165) 0.85 (0.033) 4 3 V... See More ⇒
9.10. Size:11K semelab
sml4017a.pdf
SML4017A Dimensions in mm (inches). Bipolar NPN Device in a Hermetically sealed TO3 25.15 (0.99) 6.35 (0.25) 26.67 (1.05) 9.15 (0.36) Metal Package. 10.67 (0.42) 11.18 (0.44) 1.52 (0.06) 3.43 (0.135) 1 2 Bipolar NPN Device. 3 VCEO = 200V (case) 3.84 (0.151) 4.09 (0.161) 7.92 (0.312) IC = 25A 12.70 (0.50) All Semelab hermetically sealed products can be processed i... See More ⇒
9.11. Size:11K semelab
sml4017.pdf
SML4017 Dimensions in mm (inches). Bipolar NPN Device in a Hermetically sealed TO3 25.15 (0.99) 6.35 (0.25) 26.67 (1.05) 9.15 (0.36) Metal Package. 10.67 (0.42) 11.18 (0.44) 1.52 (0.06) 3.43 (0.135) 1 2 Bipolar NPN Device. 3 VCEO = 200V (case) 3.84 (0.151) 4.09 (0.161) 7.92 (0.312) IC = 25A 12.70 (0.50) All Semelab hermetically sealed products can be processed in... See More ⇒
Detailed specifications: SML4065GN, SML4080AN, SML4080BN, SML4080CN, SML4080GN, SML40A26, SML40B27, SML40B28, IRF1010E, SML40C15N, SML40H22, SML40H28, SML40J53, SML40J93, SML40L57, SML40M42BFN, SML40M80AFN
Keywords - SML40B37 MOSFET specs
SML40B37 cross reference
SML40B37 equivalent finder
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SML40B37 replacement
Step-by-step guide to finding a MOSFET replacement. Cross-reference parts and ensure compatibility for your repair or project.
