From 9316906d89799170153d6d9be67cb044350332e1 Mon Sep 17 00:00:00 2001 From: Marti Bolivar Date: Mon, 3 Sep 2012 23:58:39 -0400 Subject: Fix typos in board power regulation sections. "amount off current" is wrong. Signed-off-by: Marti Bolivar --- source/hardware/maple-mini.rst | 2 +- source/hardware/maple-native-beta.rst | 12 ++++++------ source/hardware/maple.rst | 12 ++++++------ 3 files changed, 13 insertions(+), 13 deletions(-) (limited to 'source/hardware') diff --git a/source/hardware/maple-mini.rst b/source/hardware/maple-mini.rst index 36702dd..c28211d 100644 --- a/source/hardware/maple-mini.rst +++ b/source/hardware/maple-mini.rst @@ -70,7 +70,7 @@ other supplies power to the analog voltage plane. These voltage regulators nominally take an input of up to 16V. In addition, while the maximum continuous output current for the board is 250mA, if you are powering the board off higher voltages the amount -off current it can supply goes down, due to the regulators needing to +current it can supply goes down, due to the regulators needing to dissipate the extra power. So if you are powering the board off 12V, the max current is about 40mA at room temperature. In general (again, at room temperature) the max power dissipation (PD) for the chip is diff --git a/source/hardware/maple-native-beta.rst b/source/hardware/maple-native-beta.rst index f1b2284..45dd6c4 100644 --- a/source/hardware/maple-native-beta.rst +++ b/source/hardware/maple-native-beta.rst @@ -82,12 +82,12 @@ other supplies power to the analog voltage plane. These voltage regulators nominally take an input of up to 16V. In addition, while the maximum continuous output current for the board is -250mA, if you are powering the board off higher voltages the amount -off current it can supply goes down, due to the regulators needing to -dissipate the extra power. So if you are powering the board off 12V, -the max current is about 40mA at room temperature. In general (again, -at room temperature) the max power dissipation (PD) for the chip is -about .37W, and output current = PD/(Vin-Vout). For exact max current +250mA, if you are powering the board off higher voltages the current +it can supply goes down, due to the regulators needing to dissipate +the extra power. So if you are powering the board off 12V, the max +current is about 40mA at room temperature. In general (again, at room +temperature) the max power dissipation (PD) for the chip is about +.37W, and output current = PD/(Vin-Vout). For exact max current calculations, please refer to the datasheet linked above. If you are planning to draw a lot of current from the Maple Native diff --git a/source/hardware/maple.rst b/source/hardware/maple.rst index aff64d5..0d8f49c 100644 --- a/source/hardware/maple.rst +++ b/source/hardware/maple.rst @@ -132,12 +132,12 @@ other supplies power to the analog voltage plane. These voltage regulators nominally take an input of up to 16V. In addition, while the maximum continuous output current for the board is -250mA, if you are powering the board off higher voltages the amount -off current it can supply goes down, due to the regulators needing to -dissipate the extra power. So if you are powering the board off 12V, -the max current is about 40mA at room temperature. In general (again, -at room temperature) the max power dissipation (PD) for the chip is -about .37W, and output current = PD/(Vin-Vout). For exact max current +250mA, if you are powering the board off higher voltages the current +it can supply goes down, due to the regulators needing to dissipate +the extra power. So if you are powering the board off 12V, the max +current is about 40mA at room temperature. In general (again, at room +temperature) the max power dissipation (PD) for the chip is about +.37W, and output current = PD/(Vin-Vout). For exact max current calculations, please refer to the datasheet linked above. If you are planning to draw a lot of current from the Maple board, it -- cgit v1.2.3