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ZHCSUJ4B January 2022 – January 2024 TPS61376

PRODUCTION DATA

封裝選項

機械數據 (封裝 | 引腳)

RYH|13
- MPQF645

散熱焊盤機械數據 (封裝 | 引腳)

訂購信息

zhcsuj4b_oa

5.5 Electrical Characteristics

T_J= -40 to 125°C, L = 4.7 μH, V_IN = 5 V and V_OUT = 12 V. Typical values are at T_J= 25°C, (unless otherwise noted)

PARAMETER	PARAMETER	TEST CONDITIONS	MIN	TYP	MAX	UNIT
POWER SUPPLY
V_IN	Input voltage range		2.9		23	V
V_{IN_UVLO}	VIN under voltage lockout threshold	V_IN rising		2.8	2.9	V
V_{IN_UVLO}	VIN under voltage lockout threshold	V_IN falling		2.6	2.7	V
V_{IN_HYS}	VIN UVLO hysteresis			200		mV
I_Q	Quiescent current into V_OUT pin	IC enabled, no load, no switching V_IN = 2.9V to 5.25V, V_OUT = 25 V, V_FB = V_REF + 0.1V		80	110	μA
I_Q	Quiescent current into V_OUT pin	IC enabled, no load, no switching V_IN = 5.5V to 23V, V_OUT = 25 V, V_FB = V_REF + 0.1V		2	8	μA
I_Q	Quiescent current into V_IN pin	IC enabled, no load, no switching V_IN = 2.9V to 5.25V, V_FB = V_REF + 0.1V		1.5	2	μA
I_Q	Quiescent current into V_IN pin	IC enabled, no load, no switching V_IN = 5.5V to 23V, V_FB = V_REF + 0.1V		80	110	μA
V_{CC_UVLO}	VCC UVLO threshold	V_CCrising		2.75		V
V_{CC_HYS}	VCC UVLO hysteresis	V_CChysteresis		160		mV
V_CC	VCC regulation	I_VCC = 4mA, V_OUT= 12V		4.80		V
I_SD	Shutdown current into V_IN pin	IC disabled, V_IN = 2.9V to 23V, EN = GND			1.25	μA
I_{SW_LKG}	Leakage current into SW	IC disabled, VP = 0V, SW = 25V,T_Jup to 85°C			2	μA
I_{VP_LKG}	Leakage current into VP	IC disabled, VP = 25V, SW = 0V,T_Jup to 85°C			2	μA
I_{FB_LKG}	Leakage current into FB	IC disabled, T_Jup to 85°C			16	nA
OUTPUT VOLTAGE
V_OVP	Output over-voltage protection threshold	V_IN = 3.3V, V_OUT rising	26.5	27.5	28.6	V
V_{OVP_HYS}	Output over-voltage protection hysteresis	V_IN= 3.3V, OVP threshold		0.9		V
VOLTAGE REFERENCE
V_REF	Reference Voltage at FB pin	T_J= –40 to 125°C	0.985	1	1.015	V
POWER SWITCH
R_DS(on)	Low-side MOSFET on resistance	V_CC = 4.85V,		50		mΩ
R_DS(on)	ISO MOSFET on resistance	V_CC = 4.85V, ISEL = high		40		mΩ
R_DS(on)	ISO MOSFET on resistance(scale)	V_CC = 4.85V, ISEL = low		160		mΩ
CURRENT LIMIT
I_{LIM_SW}	Peak switching current limit	R_LIM = 14.4kΩ, ISEL = high ,V_IN= 2.9V to 23V	3.76	4.5	5.35	A
I_{LIM_SW}	Peak switching current limit	R_LIM = 14.4kΩ, ISEL = low, V_IN= 2.9V to 23V	1.7	2.5	3.3	A
I_{LIM_DC_Range}	Input DC current limit range		0.1		3	A
I_{LIM_DC_Accuracy}	Input DC current limit 1.5 A to 3.0 A	VIN = 5V, VOUT = 12V, T_J= 25°C	–2.5		2.5	%
I_{LIM_DC_Accuracy}	Input DC current limit 0.75 A to 1.5 A	VIN = 5V, VOUT = 12V, T_J= 25°C	–5		5	%
I_{LIM_DC_Accuracy}	Input DC current limit 0.1 A to 0.75 A	VIN = 5V, VOUT = 12V, T_J= 25°C	–10		10	%
I_{LIM_DC_Accuracy}	Input DC current limit 0.75 A to 3.0 A	VIN = 2.9V to 23V, VOUT = 4.5V to 25 V, T_J= –40 to 125°C	–5		5	%
I_{LIM_DC_Accuracy}	Input DC current limit 0.2 A to 0.75 A	VIN = 2.9V to 23V, VOUT = 4.5V to 25V, T_J= –40 to 125°C	–10		10	%
I_{LIM_DC_Accuracy}	Input DC current limit 0.1 A to 0.2 A	VIN = 2.9V to 23V, VOUT = 4.5V to 25V, T_J= –40 to 125°C	–20		20	%
SWITCHING FREQUENCY
Fsw	Switching frequency	V_IN= 2.9V to 23V, V_OUT = 4.5V to 25V		1200		kHz
T_SS	Soft-start time			4		ms
t_{OFF_min}	Minimum off time			120		ns
t_{ON_min}	Minimum on time			65		ns
ERROR AMPLIFIER
I_SINK	COMP pin sink current			20		μA
I_SOURCE	COMP pin source current			20		μA
V_CCLPH	COMP pin high clamp voltage			1.6		V
V_CCLPL	COMP pin low clamp voltage			0.5		V
G_mEA	Error amplifier trans conductance			240		μS
LOGIC INTERFACE
V_{EN_H}	EN Logic high threshold				0.812	V
V_{EN_L}	EN Logic low threshold		0.36			V
V_{EN_L}	EN threshold hysteresis			120		mV
V_UVLO	UVLO rising threshold		0.790	0.813	0.835	V
I_{UVLO_HYS}	Sourcing current at the EN/UVLO pin		1.75	2	2.25	μA
VI_H	ISEL pins Logic high threshold				0.84	V
VI_L	ISEL pins Logic Low threshold		0.36			V
R_DOWN	ISEL pins internal pull down resistor			800		kΩ
THERMAL SHUTDOWN
t_{SD_R}	Thermal shutdown rising threshold	T_J rising		150		°C
t_{SD_F}	Thermal shutdown falling threshold	T_J falling		130		°C