Solid State Drive

Overall block diagram

Solid State Drive

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Input voltage supply section

Example of protection circuit for the power input

Power supply

Example of power supply circuit for various devices

Signal system

Example of device protection circuit against ESD from external connector

Level shift

Level shift (1)

Example of voltage level conversion circuit using MOSFET

Level shift (2)

Example of voltage level conversion circuit using logic IC

Over temperature monitoring circuit

Example of multi-point over temperature monitoring circuit

Sub block diagram

Input voltage supply section

Example of protection circuit for the power input

TVS diode

Part Number	DF2B5M4ASL	DF2B6M4ASL	DF2B6M4BSL	DF2S6P1CT
Toshiba Package Name	SOD-962 (SL2)	SOD-962 (SL2)	SOD-962 (SL2)	SOD-882 (CST2)
V_ESD (Max) [kV]	+/-16	+/-15	+/-8	+/-30
I_R (Max) [µA]	0.1	0.1	0.1	0.1
R_dyn (Typ.) [Ω]	0.7	0.7	1.05	0.23
C_T (Typ.) [pF] @ V_R = 0 [V], f = 1 [MHz]	0.15	0.15	0.12	90

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Electronic fuse (eFuse IC)(1)

Part Number	TCKE800NA	TCKE805NA	TCKE812NA
Toshiba Package Name	WSON10B	WSON10B	WSON10B
V_IN (Max) [V]	18	18	18
R_ON (Typ.) [mΩ]	28	28	28
V_OVC (Typ.) [V]		6.04	15.1
Recovery Operation Type	Auto-retry	Auto-retry	Auto-retry

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Electronic fuse (eFuse IC)(2)

Part Number	TCKE800NL	TCKE805NL	TCKE812NL	TCKE712BNL
Toshiba Package Name	WSON10B	WSON10B	WSON10B	WSON10
V_IN (Max) [V]	18	18	18	13.2
R_ON (Typ.) [mΩ]	28	28	28	53
V_OVC (Typ.) [V]		6.04	15.1
Recovery Operation Type	Latch	Latch	Latch	Latch

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High voltage load switch IC

Part Number	TCK301G	TCK303G
Toshiba Package Name	WCSP9	WCSP9
V_IN (Max) [V]	30	30
I_OUT(DC) (Max) [A]	3.0	3.0

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Schottky barrier diode

Part Number	CUHS20F30	CUHS20F40
Toshiba Package Name	SOD-323HE (US2H)	SOD-323HE (US2H)
V_RRM (Max) [V]
V_R (Max) [V]	30	40
C_T (Typ.) [pF]	380	300

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N-ch MOSFET gate driver IC(1)

Part Number	TCK401G	TCK402G	TCK420G	TCK421G	TCK422G
Toshiba Package Name	WCSP6E	WCSP6E	WCSP6G	WCSP6G	WCSP6G
V_{OVL_FA} (Typ.) [V]			27.56	23.14	14.17
V_{OVL_RI} (Typ.) [V]			27.73	23.26	14.29
V_GS (Typ.) [V]	8.5	8.5	10	10	10

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N-ch MOSFET gate driver IC(2)

Part Number	TCK423G	TCK424G	TCK425G
Toshiba Package Name	WCSP6G	WCSP6G	WCSP6G
V_{OVL_FA} (Typ.) [V]	14.17	10.71	6.19
V_{OVL_RI} (Typ.) [V]	14.29	10.83	6.31
V_GS (Typ.) [V]	5.6	5.6	5.6

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Power supply

Example of power supply circuit for various devices

Load switch IC

Part Number	TCK111G	TCK127BG	TCK206G	TCK207AN
Toshiba Package Name	WCSP6C	WCSP4G	WCSP4C	DFN4A
V_IN (Max) [V]	6.0	6.0	4.0	4.0
I_OUT(DC) (Max) [A]	3.0	1.0	2.0	2.0

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Small surface mount LDO regulator(1)

Part Number	TCR15AG Series	TCR13AG Series	TCR8BM Series	TCR5BM Series
Toshiba Package Name	WCSP6F	WCSP6F	DFN5B	DFN5B
I_OUT (Max) [mA]	1500	1300	800	500
V_OUT [V]	0.6 to 3.6	0.55 to 3.6	0.8 to 3.6	0.8 to 3.6

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Small surface mount LDO regulator(2)

Part Number	TCR5RG Series	TCR3RM Series	TCR3U Series	TCR2L Series	TAR5 Series
Toshiba Package Name	WCSP4F	DFN4F	WCSP4F	SOT-553 (ESV)	SOT-25 (SMV)
I_OUT (Max) [mA]	500	300	300	200	200
V_OUT [V]	0.9 to 5.0	0.9 to 4.5	0.8 to 5.0	0.8 to 3.6	1.5 to 5.0

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Small signal MOSFET

Part Number	SSM3J338R	SSM3K324R	SSM3K35AMFV
Toshiba Package Name	SOT-23F	SOT-23F	SOT-723 (VESM)
V_DSS (Max) [V]	-12	30	20
I_D (Max) [A]	-6.0	4.0	0.25
R_DS(ON) (Max) [Ω] @ \|V_GS\| = 4.5 [V]	0.0202	0.056	1.1
Polarity	P-ch	N-ch	N-ch

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N-ch MOSFET gate driver IC(1)

Part Number	TCK401G	TCK402G	TCK420G	TCK421G	TCK422G
Toshiba Package Name	WCSP6E	WCSP6E	WCSP6G	WCSP6G	WCSP6G
V_{OVL_FA} (Typ.) [V]			27.56	23.14	14.17
V_{OVL_RI} (Typ.) [V]			27.73	23.26	14.29
V_GS (Typ.) [V]	8.5	8.5	10	10	10

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N-ch MOSFET gate driver IC(2)

Part Number	TCK423G	TCK424G	TCK425G
Toshiba Package Name	WCSP6G	WCSP6G	WCSP6G
V_{OVL_FA} (Typ.) [V]	14.17	10.71	6.19
V_{OVL_RI} (Typ.) [V]	14.29	10.83	6.31
V_GS (Typ.) [V]	5.6	5.6	5.6

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Signal system

Example of device protection circuit against ESD from external connector

TVS diode

TVS diode

Part Number	DF2B5M4ASL	DF2B6M4ASL	DF2B6M4BSL	DF2S6P1CT
Toshiba Package Name	SOD-962 (SL2)	SOD-962 (SL2)	SOD-962 (SL2)	SOD-882 (CST2)
V_ESD (Max) [kV]	+/-16	+/-15	+/-8	+/-30
I_R (Max) [µA]	0.1	0.1	0.1	0.1
R_dyn (Typ.) [Ω]	0.7	0.7	1.05	0.23
C_T (Typ.) [pF] @ V_R = 0 [V], f = 1 [MHz]	0.15	0.15	0.12	90

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Level shift

Level shift (1)

Example of voltage level conversion circuit using MOSFET

Small signal MOSFET

Small signal MOSFET

Part Number	SSM3J338R	SSM3K324R	SSM3K35AMFV
Toshiba Package Name	SOT-23F	SOT-23F	SOT-723 (VESM)
V_DSS (Max) [V]	-12	30	20
I_D (Max) [A]	-6.0	4.0	0.25
R_DS(ON) (Max) [Ω] @ \|V_GS\| = 4.5 [V]	0.0202	0.056	1.1
Polarity	P-ch	N-ch	N-ch

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Level shift (2)

Example of voltage level conversion circuit using logic IC

L-MOS with level shift function

L-MOS with level shift function

Part Number	7UL1T02FU	7UL1T08FU	7UL1T32FU
Toshiba Package Name	SOT-353 (USV)	SOT-353 (USV)	SOT-353 (USV)
V_CC (Max) [V]	3.6	3.6	3.6
Function	2-Input NOR Gate with Level Shifting	2-Input AND Gate with Level Shifting	2-Input OR Gate with Level Shifting

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Over temperature monitoring circuit

Example of multi-point over temperature monitoring circuit

Over temperature detection IC (1)
Over temperature detection IC(2)

Over temperature detection IC (Thermoflagger^TM )(1)

Part Number	TCTH011AE	TCTH012AE	TCTH021AE	TCTH022AE
Toshiba Package Name	SOT-553 (ESV)	SOT-553 (ESV)	SOT-553 (ESV)	SOT-553 (ESV)
V_DD (Min) [V]	1.7	1.7	1.7	1.7
V_DD (Max) [V]	5.5	5.5	5.5	5.5
I_DD (Typ.) [µA] @ T_j = 25 [°C]	1.8	1.8	11.3	11.3
I_PTCO (Typ.) [µA] @ T_j = 25 [°C]	1	1	10	10
FLAG Signal Output	Push-pull	Push-pull	Push-pull	Push-pull

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Over temperature detection IC (Thermoflagger^TM )(2)

Part Number	TCTH011BE	TCTH012BE	TCTH021BE	TCTH022BE
Toshiba Package Name	SOT-553 (ESV)	SOT-553 (ESV)	SOT-553 (ESV)	SOT-553 (ESV)
V_DD (Min) [V]	1.7	1.7	1.7	1.7
V_DD (Max) [V]	5.5	5.5	5.5	5.5
I_DD (Typ.) [µA] @ T_j = 25 [°C]	1.8	1.8	11.3	11.3
I_PTCO (Typ.) [µA] @ T_j = 25 [°C]	1	1	10	10
FLAG Signal Output	Open drain	Open drain	Open drain	Open drain

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Reference Design

TCR3EMxxA / 3DMxxA / 3LMxxA Series LDO Regulators With 300mA Output in Small DFN4D Package for Power Supply Circuit Applications

The lineup includes three series of small package LDO regulators that are ideal for mobile devices, etc. becuase of their features (standard type, low dropout voltage type, and low current consumption type). We provide the description of features, design points, and usage methods of each series.

Details

eFuse Application Circuit (with Enhanced Overcurrent Protection)

This reference design provides design guide, data and other contents of eFuse IC Application Circuit (with Enhanced Overcurrent Protection) built on a small board.
This circuit provides precise overcurrent shutdown by combining the eFuse IC and the Thermoflagger^TM used as an overcurrent detection device.

Details

eFuse Application Circuit (with Thermal Shutdown)

This reference design provides design guide, data and other contents of eFuse IC Application Circuit (with Thermal Shutdown) built on a small board. This circuit provides over temperature detection and protection by combining the eFuse IC and the Thermoflagger^TM (Over Temperature Detection IC).

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Over Temperature Detection IC Thermoflagger™ Application Circuit (TCTH021AE / Push-pull type)

This reference design provides design guide, data and other contents of Over Temperature Detection IC Thermoflagger™ Application Circuits (TCTH021AE / Push-pull type). In combination with PTC thermistor(s), the Thermoflagger™ can be used to detect over temperature at multiple locations within a device. Details of other application circuits of the Thermoflagger™ are also provided.

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Over Temperature Detection IC Thermoflagger™ Application Circuit (TCTH021BE / Open-drain type)

This reference design provides design guide, data and other contents of Over Temperature Detection IC Thermoflagger™ Application Circuit (TCTH021BE / Open-drain type). In combination with PTC thermistor(s), this Thermoflagger™ can be used to detect over temperature at multiple locations within a device.

Details

LDO Regulator TCR3UG Series Application for Power Supply of IoT Devices

This reference design provides document with low consumption current, PSRR, and dynamic response.The LDO has small package, low consumed power, and fast load transient response.

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LDO Regulator TCR15AG (fixed output voltage type) Application & Circuit

This reference design provides document with PSRR, dynamic response and controlling output voltage.The LDO has very small package and fixed output voltage for consumer application.

Details

LDO Regulator TCR15AGADJ Application & Circuit

This reference design provides document with PSRR, dynamic response and controlling output voltage. The LDO has very small package and adjustable output for consumer application.

Details

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