Datasheet LTM4636-1 (Analog Devices) - 4
| 制造商 | Analog Devices |
| 描述 | 40A μModule Regulator with Overvoltage/ Overtemperature Protection |
| 页数 / 页 | 38 / 4 — The. denotes the specifications which apply over the specified internal |
| 文件格式/大小 | PDF / 2.3 Mb |
| 文件语言 | 英语 |
The. denotes the specifications which apply over the specified internal
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LTM4636-1 ELECTRICAL CHARACTERISTICS
The
l
denotes the specifications which apply over the specified internal operating temperature range (Note 2), otherwise specifications are at TA = 25°C. VIN = 12V, per the typical application in Figure 20. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Remote Sense Amplifier
AV(VFB) VFB Differential Gain (Note 6) 1 V/V GBP VFB Path Gain Bandwidth Product (Note 5) 4 MHz
General Control or Monitor Pins
OVP ∆t OVP to OVP_TRIP OVP Response Time 500 ns Crowbar ∆t OVP to CROWBAR OVP Response Time to CROWBAR 500 ns OVP Delay OVP to OVER_TEMP OVP_TEMP to OVP_TEMP Response Time 8 µs OVP_Trip Sink OVP_TRIP Sink Current VCE ≤ 0.4V 15 mA OTP_Trip Sink OVER_TEMP Sink Current VCE ≤ 0.4V 15 mA Crowbar Source CROWBAR Source Current VCROWBAR ≥ 3.0V 15 mA OTP_SET Overtemperature Set Register 24.9 kΩ OVP_SET Overvoltage Set Register 24.9 kΩ ITMON Temperature Monitor Current, TJ = 25°C Into 24.9kΩ 38 40.3 44 µA Temperature Monitor Current, TJ = 150°C Into 24.9kΩ 58 µA ITMON(SLOPE) Temperature Monitor Current Slope, RTMON = 24.9kΩ 0.144 µA/°C VPGOOD PGOOD Trip Level VFB With Respect to Set Output VFB Ramping Negative –7.5 % VFB Ramping Positive 7.5 % VPGL PGOOD Voltage Low IPGOOD = 2mA 0.2 0.4 V tPGOOD VPGOOD High-to-Low Delay 65 µs IPGOOD(OFF) PGOOD Leakage Current VPGOOD = 5V –2 2 µA VPG1(HYST) PGOOD Trip Level Hysteresis 2.5 %
INTVCC Linear Regulator
VINTVCC Internal VCC Voltage Source 6V < VIN < 15V 5.3 5.5 5.7 V VINTVCC Load Reg INTVCC Load Regulation ICC = 0mA to 10mA 0.5 % UVLO HYS Controller UVLO Hysteresis (Note 6) 0.5 V PVCC(UVLO) Drivers and Power MOSFETs PVCC Rising 3.5 3.8 4.1 V UVLO PVCC(HYS) PVCC UVLO Hysteresis 0.45 V PVCC Power Stage Bias 12V Input, PVCC Load = 50mA 5.0 V BIAS External Bias for OTP and Range Operating 4 5.0 5.5 V OVP Function 46361fa 4 For more information www.linear.com/LTM4636-1
The
l
denotes the specifications which apply over the specified internal operating temperature range (Note 2), otherwise specifications are at TA = 25°C. VIN = 12V, per the typical application in Figure 20. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Remote Sense Amplifier
AV(VFB) VFB Differential Gain (Note 6) 1 V/V GBP VFB Path Gain Bandwidth Product (Note 5) 4 MHz
General Control or Monitor Pins
OVP ∆t OVP to OVP_TRIP OVP Response Time 500 ns Crowbar ∆t OVP to CROWBAR OVP Response Time to CROWBAR 500 ns OVP Delay OVP to OVER_TEMP OVP_TEMP to OVP_TEMP Response Time 8 µs OVP_Trip Sink OVP_TRIP Sink Current VCE ≤ 0.4V 15 mA OTP_Trip Sink OVER_TEMP Sink Current VCE ≤ 0.4V 15 mA Crowbar Source CROWBAR Source Current VCROWBAR ≥ 3.0V 15 mA OTP_SET Overtemperature Set Register 24.9 kΩ OVP_SET Overvoltage Set Register 24.9 kΩ ITMON Temperature Monitor Current, TJ = 25°C Into 24.9kΩ 38 40.3 44 µA Temperature Monitor Current, TJ = 150°C Into 24.9kΩ 58 µA ITMON(SLOPE) Temperature Monitor Current Slope, RTMON = 24.9kΩ 0.144 µA/°C VPGOOD PGOOD Trip Level VFB With Respect to Set Output VFB Ramping Negative –7.5 % VFB Ramping Positive 7.5 % VPGL PGOOD Voltage Low IPGOOD = 2mA 0.2 0.4 V tPGOOD VPGOOD High-to-Low Delay 65 µs IPGOOD(OFF) PGOOD Leakage Current VPGOOD = 5V –2 2 µA VPG1(HYST) PGOOD Trip Level Hysteresis 2.5 %
INTVCC Linear Regulator
VINTVCC Internal VCC Voltage Source 6V < VIN < 15V 5.3 5.5 5.7 V VINTVCC Load Reg INTVCC Load Regulation ICC = 0mA to 10mA 0.5 % UVLO HYS Controller UVLO Hysteresis (Note 6) 0.5 V PVCC(UVLO) Drivers and Power MOSFETs PVCC Rising 3.5 3.8 4.1 V UVLO PVCC(HYS) PVCC UVLO Hysteresis 0.45 V PVCC Power Stage Bias 12V Input, PVCC Load = 50mA 5.0 V BIAS External Bias for OTP and Range Operating 4 5.0 5.5 V OVP Function 46361fa 4 For more information www.linear.com/LTM4636-1