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ZHCSPL6 January 2022 TPS7H4003-SEP

PRODUCTION DATA

封裝選項(xiàng)

機(jī)械數(shù)據(jù) (封裝 | 引腳)

DDW|44
- MPDS309B

散熱焊盤機(jī)械數(shù)據(jù) (封裝 | 引腳)

DDW|44
- PPTD380

訂購(gòu)信息

6.5 Electrical Characteristics

T_J = –55°C to 125°C, V_IN = P_VIN = 3 V to 7 V (unless otherwise noted)

PARAMETER	TEST CONDITIONS		MIN	TYP	MAX	UNIT
SUPPLY VOLTAGE (VIN AND PVIN PINS)
PVIN operating input voltage			3.0		7.0	V
PVIN internal UVLO threshold	PVIN rising		2.425	2.50	2.575	V
PVIN internal UVLO hysteresis	Load = 0 A		425	450	475	mV
VIN operating input voltage			3.0		7.0	V
VIN internal UVLO threshold	VIN rising		2.71	2.75	2.80	V
VIN internal UVLO hysteresis			134	150	178	mV
VIN shutdown supply current	V_EN = 0 V			2.32	2.85	mA
VIN operating – non switching supply current	V_SENSE = V_BG			4	6	mA
ENABLE AND UVLO (EN PIN)
Enable threshold	Rising		1.110	1.14	1.172	V
Enable threshold	Falling		1.080	1.11	1.148	V
Input current	V_EN = 1.1 V		4.8	6.1	7.6	μA
Hysteresis current	V_EN = 1.3 V		2.4	3.0	3.9	μA
VOLTAGE REFERENCE
Internal voltage reference initial tolerance	0 A ≤ Iout ≤ 18 A, 25℃		0.598	0.605	0.613	V
Internal voltage reference	0 A ≤ Iout ≤ 18 A	–55℃	0.594	0.602	0.609	V
		–40℃	0.596	0.602	0.608
		85℃	0.600	0.606	0.613
		125℃	0.599	0.607	0.614
REFCAP voltage	REFCAP = 470 nF		1.189	1.209	1.228	V
MOSFET
High-side switch resistance⁽¹⁾	PVIN = VIN = 3 V, lead length = 3 mm	–55℃		16	18	m?
		25℃		19	21
		125℃		23	27
	PVIN = VIN = 5 V, lead length = 3 mm	–55℃		14	16
		25℃		17	19
		125℃		20	23
	PVIN = VIN = 7 V, lead length = 3 mm⁽³⁾	–55℃		13	15
		25℃		15	18
		125℃		19	22
Low-side switch resistance⁽¹⁾	PVIN = VIN = 3 V, lead length = 3 mm	–55℃		7	11	m?
		25℃		9	12
		125℃		13	17
	PVIN = VIN = 5 V, lead length = 3 mm	–55℃		6	10
		25℃		9	11
		125℃		12	15
	PVIN = VIN = 7 V, lead length = 3 mm⁽³⁾	–55℃		5	9
		25℃		8	10
		125℃		11	14
ERROR AMPLIFIER
Error amplifier input offset voltage	V_SENSE = 0.6 V		–2		2.55	mV
VSENSE pin input current	V_SENSE = 0.6 V		–15		15	nA
Error amplifier transconductance (g_m)	–2 μA < I_COMP < 2 μA, V_(COMP) = 1 V		1150	1800	2400	μS
Error amplifier DC gain⁽²⁾	V_SENSE = 0.6 V			10000		V/V
Error amplifier source	V_(COMP) = 1 V, 100-mV input overdrive		100	140	190	μA
Error amplifier sink	V_(COMP) = 1 V, 100-mV input overdrive		100	140	190	μA
Error amplifier output resistance				7		M?
COMP to Iswitch gm⁽³⁾	COMP = 0.5 V	–55℃	28	38	49	S
		25℃	29	40	50
		125℃	30	41	52
OVERCURRENT PROTECTION
High-side switch current limit threshold⁽³⁾	V_IN = 7 V			27	34	A
Low-side switch sourcing overcurrent threshold⁽³⁾	V_IN = 7 V			25	32	A
Low-side switch sinking overcurrent threshold⁽³⁾	V_IN = 7 V		3.5	6		A
SLOPE COMPENSATION
Slope compensation⁽⁴⁾	f_SW= 100 kHz, RSC = 1.1 M?			–1.2		A/μs
	f_SW = 500 kHz, RSC = 196 k?			–6.0
	f_SW = 1000 kHz, RSC = 80.6 k?			–16.0
THERMAL SHUTDOWN
Thermal shutdown				190		°C
Thermal shutdown hysteresis				18		°C
INTERNAL SWITCHING FREQUENCY
Internally set frequency	RT = Open	VIN = 3 V	444	473	515	kHz
Internally set frequency	RT = Open	VIN = 5 V	449	502	560	kHz
Externally set frequency	RT = 1.07 MΩ (1%)	VIN = 3 V	80	98	125	kHz
	RT = 1.07 MΩ (1%)	VIN = 5 V	80	100	125
	RT = 165 kΩ (1%)	VIN = 3 V	455	495	535
	RT = 165 kΩ (1%)	VIN = 5 V	475	523	615
	RT = 73.2 kΩ (1%)	VIN = 3 V	689	850	1011
	RT = 73.2 kΩ (1%)	VIN = 5 V	760	986	1212
EXTERNAL SYNCHRONIZATION
SYNC1/SYNC2 out low-to-high rise time (10%/90%)	Cload = 25 pF			70	180	ns
SYNC1/SYNC2 out high-to-low fall time (90%/10%)	Cload = 25 pF			10	21	ns
SYNC2 to SYNC1 rising edge phase shift			77	85	94	°
SYNC1 falling edge delay⁽³⁾			165	180	185	°
SYNC1/SYNC2 out high level threshold	I_OH = 50 μA		VIN – 0.3			V
SYNC1/SYNC2 out low level threshold	I_OL = 50 μA				600	mV
SYNC1/SYNC2 in low level threshold	PVIN = VIN = 3 V				800	mV
	PVIN = VIN = 5 V				800
	PVIN = VIN = 7 V⁽³⁾				800
SYNC1/SYNC2 in high level threshold	PVIN = VIN = 3 V		2.25			V
	PVIN = VIN = 5 V		3.5
	PVIN = VIN = 7 V⁽³⁾		4.9
SYNC1 in frequency range	PVIN = VIN = 5 V		100		1000	kHz
SYNC1 in duty cycle range	Duty cycle of external clock		40		60	%
PH (PH PIN)
Minimum on time	Measured at 10% to 90% of VIN, I_PH = 2 A, VIN = 3 V			190	235	ns
Minimum on time	Measured at 10% to 90% of VIN, I_PH = 2 A, VIN = 5 V			190	225	ns
SOFT START AND TRACKING (SS/TR PIN)
SS charge current			1.5	2.5	3	μA
SS/TR to VSENSE matching⁽³⁾	V_(SS/TR) = 0.3 V			30	90	mV
POWER GOOD (PWRGD PIN)
VSENSE threshold	V_SENSE falling (fault)		90	91		%VREF
	V_SENSE rising (good)			94	97
	V_SENSE rising (fault)			109	111
	V_SENSE falling (good)		103	106
Output high leakage	V_SENSE = VREF, V(PWRGD) = 5 V			30	181	nA
Output low	I_(PWRGD) = 2 mA				0.3	V
Minimum VIN for valid output	V_(PWRGD) < 0.5 V at 100 μA			0.6	1	V
Minimum SS/TR voltage for PWRGD					1.1	V

(1) Measured at pins.

(2) Ensured by design only. Not tested in production.

(3) Bench verified. Not tested in production.

(4) Example values are shown in the table. Actual values are application specific and should be calculated as detailed in the Slope Compensation section.